Naruhiko Ikoma, MD, MS

Peer-Reviewed Articles

1. Acidi B, Haddad A, Newhook TE, Ikoma N, Tzeng CD, Chun YS, Vauthey JN, Tran Cao HS. Advancing Robotic Liver Resection: The Sling Technique for Improved Hepatic Retraction. Ann Surg Oncol 32(7):5021, 2025. e-Pub 2025. PMID: 40126718.
2. Katsumata K, Kim MP, Maxwell JE, Snyder RA, Cao HST, Tzeng CD, Katz MHG, Ikoma N. Robotic Approach to Oncologic Pancreatoduodenectomy in a Case with an Aberrant Hepatic Artery Originating from the Superior Mesenteric Artery. Ann Surg Oncol, 2025. e-Pub 2025. PMID: 40563028.
3. Hierl AN, Hirata Y, Maxwell JE, Tzeng CD, Austin MT, Perrier ND, Lee JE, Katz MHG, Ikoma N. Robotic Spleen-Preserving Distal Pancreatectomy for Pancreatic Neuroendocrine Tumors in Multiple Endocrine Neoplasia Type 1. Ann Surg Oncol, 2025. e-Pub 2025. PMID: 40531401.
4. Tomita K, Maxwell JE, Snyder RA, Kim MP, Tran Cao HS, Tzeng CD, Katz MHG, Ikoma N. Robotic Central Pancreatectomy: Patient Selection and Surgical Approach. Ann Surg Oncol 32(6):4128-4129, 2025. e-Pub 2025. PMID: 40045147.
5. Sewastjanow-Silva M, Xiao L, Abdelhakeem A, Pabon CM, Yamashita K, Yoshimura K, Badgwell BD, Ikoma N, Meyer L, Sagebiel T, Das P, Li JJ, Ajani JA, Blum-Murphy MA. Survival Benefit of Palliative Oophorectomy for Patients With Ovarian Metastasis From Baseline Metastatic Gastric Adenocarcinoma. J Clin Oncol:JCO2401678, 2025. e-Pub 2025. PMID: 40446172.
6. Fields BC, Soliz JM, Speer BB, Hancher-Hodges S, Popat KU, Ghebremichael SJ, Van Meter A, Williams UU, Wang X, Hwang H, Bruno ML, Dewhurst WL, Arvide EM, Ikoma N, Maxwell JE, Kim MP, Katz MHG, Tzeng CD, Newhook TE. Repeat versus Single Quadratus Lumborum Block to Reduce Opioids After Open Pancreatectomy (RESQU-BLOCK): A Randomized Clinical Trial. Ann Surg, 2025. e-Pub 2025. PMID: 40421798.
7. Tomita K, Ikoma N. ASO Author Reflections: Risks and Benefits of Robotic Central Pancreatectomy. Ann Surg Oncol, 2025. e-Pub 2025. PMID: 40111631.
8. Badgwell B, Ikoma N, Murphy MB, Li J, Wang X, Minsky BD, Estrella J, Mansfield P, Ajani J, Das P. Phase 1 Trial of Total Neoadjuvant Therapy With Short-Course Chemoradiotherapy Followed by Chemotherapy for Patients With Potentially Resectable Gastric Cancer. Int J Radiat Oncol Biol Phys 121(2):423-431, 2025. e-Pub 2025. PMID: 39237045.
9. Choi S, Kinoshita T, Obama K, Sakurai K, Kubo N, Ikoma N, Guner A, Kim HI. Enhanced recovery after laparoscopic distal gastrectomy using articulating laparoscopic instruments in older adults with gastric cancer: a retrospective analysis of prospectively collected data. Ann Surg Treat Res 108(2):86-92, 2025. e-Pub 2025. PMID: 39944923.
10. Badgwell B, Ikoma N, Blum M, Wang X, Estrella J, Liu X, Kawedia J, Li J, Mansfield P, Ajani J. Phase 1 trial of intraperitoneal paclitaxel in patients with gastric adenocarcinoma and carcinomatosis or positive cytology. Cancer 131(1):e35566, 2025. e-Pub 2025. PMID: 39287936.
11. Landry J, Jain AJ, Tzeng CW, Newhook TE, Ikoma N, Chun YS, Vauthey JN, Cheah YL, Hawksworth JS, Tran Cao HS. Robotic Hepatic Parenchymal Transection Techniques: A Choice Between Imperfect Tools. Ann Surg Oncol 32(1):438-439, 2025. e-Pub 2025. PMID: 39414702.
12. Bhutiani N, Seo YD, Robinson KA, White MG, Ikoma N, Mansfield PF, Li JJ, Murphy MB, Ajani JA, Badgwell BD. HIPEC for metastatic gastric cancer: Moving the needle towards 3-year survival. Eur J Surg Oncol 51(1):108790, 2025. e-Pub 2025. PMID: 39489042.
13. Torres MB, Maxwell JE, Snyder RA, Cao HST, Kim MP, Tzeng CD, Lee JE, Katz MHG, Ikoma N. Total Venous Control and Vein-to-the-Right Superior Mesenteric Artery Approach in Robotic Pancreatoduodenectomy. Ann Surg Oncol 31(13):8721-8722, 2024. e-Pub 2024. PMID: 39284994.
14. Song Y, Hirata Y, Ajani JA, Blum Murphy M, Li JJ, Das P, Minsky BD, Mansfield PF, Ikoma N, Badgwell BD. ASO Visual Abstract: Survival Outcomes for Patients Who Have Resectable Gastric Cancer Treated with Total Neoadjuvant Therapy. Ann Surg Oncol, 2024. e-Pub 2024. PMID: 39402317.
15. Song Y, Hirata Y, Ajani JA, Blum Murphy M, Li JJ, Das P, Minsky BD, Mansfield PF, Ikoma N, Badgwell BD. Survival Outcomes in Patients with Resectable Gastric Cancer Treated with Total Neoadjuvant Therapy. Ann Surg Oncol 31(10):6918-6930, 2024. e-Pub 2024. PMID: 39048909.
16. Taherian M, Katz MHG, Prakash LR, Wei D, Tong YT, Lai Z, Chatterjee D, Wang H, Kim M, Tzeng CD, Ikoma N, Wolff RA, Zhao D, Koay EJ, Maitra A, Wang H. The Association between Sampling and Survival in Patients with Pancreatic Ductal Adenocarcinoma Who Received Neoadjuvant Therapy and Pancreaticoduodenectomy. Cancers (Basel) 16(19), 2024. e-Pub 2024. PMID: 39409932.
17. Lu PW, Lyu HG, Prakash LR, Chiang YS, Maxwell JE, Snyder RA, Kim MP, Tzeng CD, Katz MHG, Ikoma N. Effect of surgical approach on early return to intended oncologic therapy after resection for pancreatic ductal adenocarcinoma. Surg Endosc 38(9):4986-4995, 2024. e-Pub 2024. PMID: 38987482.
18. Azimuddin AM, Hirata Y, Boyev A, Jain AJ, Ayabe R, Ajith J, Schmeisser JA, Newhook TE, Ikoma N, Tzeng CD, Chun YS, Vauthey JN, Tran Cao HS. A propensity score matched cost analysis of robotic versus open hepatectomy. HPB (Oxford), 2024. e-Pub 2024. PMID: 39198140.
19. Song Y, Chen E, Ikoma N, Mansfield PF, Bruera E, Badgwell BD. Palliative Surgery for Patients with Gastroesophageal Junction or Gastric Cancer: A Report on Clinical Observational Outcomes. Ann Surg Oncol 31(8):5252-5262, 2024. e-Pub 2024. PMID: 38743284.
20. Song Y, Chen E, Ikoma N, Mansfield PF, Bruera E, Badgwell BD. ASO Visual Abstract: Palliative Surgery for Patients with Gastroesophageal Junction or Gastric Cancer-A Report on Clinical Observational Outcomes. Ann Surg Oncol 31(8):5231, 2024. e-Pub 2024. PMID: 38797787.
21. Cass SH, Williams LA, Rajaram R, Hirata Y, Rice D, Tzeng CD, Katz MHG, Badgwell BD, Wang XS, Ikoma N. Patient-reported outcome measures in surgical patients with upper gastrointestinal cancers: A qualitative interview study. J Surg Oncol 130(1):117-124, 2024. e-Pub 2024. PMID: 38798277.
22. Hirata Y, To C, Lyu H, Smith GL, Samuel JP, Tran Cao HS, Badgwell BD, Katz MHG, Ikoma N. Prevalence of and Factors Associated with Financial Toxicity After Pancreatectomy and Gastrectomy. Ann Surg Oncol 31(7):4361-4370, 2024. e-Pub 2024. PMID: 38536586.
23. Hirata Y, To C, Lyu H, Smith GL, Samuel JP, Cao HST, Badgwell BD, Katz MHG, Ikoma N. ASO Visual Abstract: Prevalence of and Factors Associated with Financial Toxicity After Pancreatectomy and Gastrectomy. Ann Surg Oncol 31(7):4396, 2024. e-Pub 2024. PMID: 38735902.
24. Ikoma N. What defines the "value" of robotic surgery for patients with gastrointestinal cancers? Perspectives from a U.S. Cancer Center. Ann Gastroenterol Surg 8(4):566-579, 2024. e-Pub 2024. PMID: 38957558.
25. Shi C, De B, Tran Cao HS, Liu S, Florez MA, Kouzy R, Grippin AJ, Katz MHG, Tzeng CD, Ikoma N, Kim MP, Lee S, Willis J, Noticewala SS, Minsky BD, Smith GL, Holliday EB, Taniguchi CM, Koong AC, Das P, Ludmir EB, Koay EJ. Escalated-dose radiotherapy for unresected locally advanced pancreatic cancer: Patterns of care and survival in the United States. Cancer Med 13(12):e7434, 2024. e-Pub 2024. PMID: 38923407.
26. Badgwell B, Estrella J, Roy-Chowdhuri S, Ikoma N, Blum Murphy M, Ajani J, Mansfield P. Updated Analysis of a Phase 2 Trial of Cytoreduction, Gastrectomy, and Hyperthermic Intraperitoneal Perfusion with Chemotherapy for Patients with Peritoneal Carcinoma from Gastric Cancer. Ann Surg Oncol 31(5):2824-2825, 2024. e-Pub 2024. PMID: 38286882.
27. Boyev A, Arvide EM, Newhook TE, Prakash LR, Bruno ML, Dewhurst WL, Kim MP, Maxwell JE, Ikoma N, Snyder RA, Lee JE, Katz MHG, Tzeng CD. Prophylactic Antibiotic Duration and Infectious Complications in Pancreatoduodenectomy Patients with Biliary Stents: Opportunity for De-Escalation. Ann Surg 279(4):657-664, 2024. e-Pub 2024. PMID: 37389897.
28. Azimuddin A, Tzeng CD, Prakash LR, Bruno ML, Arvide EM, Dewhurst WL, Newhook TE, Kim MP, Ikoma N, Snyder RA, Lee JE, Perrier ND, Katz MH, Maxwell JE. Postoperative Global Period Cost Reduction Using 3 Successive Risk-Stratified Pancreatectomy Clinical Pathways. J Am Coll Surg 238(4):451-459, 2024. e-Pub 2024. PMID: 38180055.
29. Hirata Y, Lyu H, Smith GL, Wang XS, Tran Cao HS, Katz MHG, Ikoma N. What Defines the Value of Minimally Invasive Surgery for Cancer Patients?. Ann Surg Oncol 31(4):2204-2207, 2024. e-Pub 2024. PMID: 38123730.
30. AghaAmiri S, Estrella JS, Vargas SH, Hurd MW, Ghosh SC, Azhdarinia A, Ikoma N. Translational Potential of a Contrast Agent for FGS Applications in pNETs. Mol Imaging Biol 26(2):191-194, 2024. e-Pub 2024. PMID: 38267640.
31. Jain AJ, Newhook TE, Lilley E, Ikoma N, Tzeng CD, Chun YS, Vauthey JN, Tran Cao HS. A Practical Guide to Inflow Control, Retraction, and Exposure for Robotic Hepatectomy. Ann Surg Oncol 31(3):1833, 2024. e-Pub 2024. PMID: 37989954.
32. Cass SH, Tzeng CD, Prakash LR, Maxwell J, Snyder RA, Kim MP, Huey RW, Smaglo BG, Pant S, Koay EJ, Wolff RA, Lee JE, Katz MHG, Ikoma N. Trends Over Time in Recurrence Patterns and Survival Outcomes after Neoadjuvant Therapy and Surgery for Pancreatic Cancer. Ann Surg. e-Pub 2024. PMID: 38506042.
33. Hirata Y, Lyu HG, Azimuddin AM, Lu P, Ajith J, Schmeisser JA, Ninan EP, Lee KH, Badgwell BD, Mansfield P, Ikoma N. Cost Analysis for Robotic and Open Gastrectomy. Ann Surg Open 5(1):e396, 2024. e-Pub 2024. PMID: 38883961.
34. Mitchell KG, Bayley EM, Ikoma N, Antonoff MB, Mehran RJ, Rajaram R, Rice DC, Roth JA, Sepesi B, Swisher SG, Vaporciyan AA, Walsh GL, Maru DM, Erasmus JJ, Weston BR, Ajani JA, Badgwell BD, Hofstetter WL. Gastric Extent of Tumor Predicts Peritoneal Metastasis in Siewert II Adenocarcinoma. Ann Thorac Surg 117(2):320-326, 2024. e-Pub 2024. PMID: 37080372.
35. Lilley EJ, Lu P, Robinson K, Griffith H, Mansfield P, Ikoma N, Badgwell BD. High symptom burden in patients undergoing gastrectomy for cancer. J Surg Oncol 129(2):228-232, 2024. e-Pub 2024. PMID: 37849370.
36. Kapuria S, Minot P, Kapusta A, Ikoma N, Alambeigi F. A Novel Dual Layer Cascade Reliability Framework for an Informed and Intuitive Clinician-AI Interaction In Diagnosis of Colorectal Cancer Polyps. IEEE J Biomed Health Inform PP. e-Pub 2024. PMID: 38194408.
37. Boyev A, Azimuddin A, Newhook TE, Maxwell JE, Prakash LR, Bruno ML, Arvide EM, Dewhurst WL, Kim MP, Ikoma N, Snyder RA, Lee JE, Katz MHG, Tzeng CD. Evaluation and Recalibration of Risk-Stratified Pancreatoduodenectomy Drain Fluid Amylase Removal Criteria. J Gastrointest Surg 27(12):2806-2814, 2023. e-Pub 2023. PMID: 37935998.
38. Boyev A, Prakash LR, Chiang YJ, Newhook TE, Bruno ML, Arvide EM, Dewhurst WL, Kim MP, }bIkoma N, Lee JE, Snyder RA, Tzeng CD, Katz MHG, Maxwell JE. Elevated CA 19-9 is associated with worse survival in patients with resected ampullary adenocarcinoma. Surg Oncol 51:101994, 2023. e-Pub 2023. PMID: 37742542.
39. Hirata Y, Gottumukkala V, Ajith J, Schmeisser JA, Ninan EP, Maxwell JE, Snyder RA, Kim MP, Tran Cao HS, Tzeng CD, Badgwell BD, Katz MHG, Ikoma N. Laparoscopic transverse abdominis plane block: how I do it and a cost efficiency analysis. Langenbecks Arch Surg 409(1):16, 2023. e-Pub 2023. PMID: 38147123.
40. Boyev A, Jain AJ, Newhook TE, Prakash LR, Chiang YJ, Bruno ML, Arvide EM, Dewhurst WL, Kim MP, Maxwell JE, Ikoma N, Snyder RA, Lee JE, Katz MHG, Tzeng CD. Opioid-Free Discharge After Pancreatic Resection Through a Learning Health System Paradigm. JAMA Surg 158(11):e234154, 2023. e-Pub 2023. PMID: 37672236.
41. Hirata Y, Chiang YJ, Mansfield P, Badgwell BD, Ikoma N. Trends of Oncological Quality of Robotic Gastrectomy for Gastric Cancer in the United States. World J Oncol 14(5):371-381, 2023. e-Pub 2023. PMID: 37869235.
42. Boyev A, Prakash LR, Chiang YJ, Childers CP, Jain AJ, Newhook TE, Bruno ML, Arvide EM, Dewhurst WL, Kim MP, Ikoma N, Lee JE, Snyder RA, Katz MHG, Tzeng CD, Maxwell JE. Postoperative Opioid Use Is Associated with Increased Rates of Grade B/C Pancreatic Fistula After Distal Pancreatectomy. J Gastrointest Surg 27(10):2135-2144, 2023. e-Pub 2023. PMID: 37468733.
43. Hirata Y, Chiang YJ, Estrella JS, Das P, Minsky BD, Blum Murphy M, Ajani JA, Mansfield P, Badgwell BD, Ikoma N. Independent Stage Classification for Gastroesophageal Junction Adenocarcinoma. Cancers (Basel) 15(21), 2023. e-Pub 2023. PMID: 37958312.
44. Sullivan TE, Hernandez Vargas S, Ghosh SC, AghaAmiri S, Ikoma N, Azhdarinia A. A translational blueprint for developing intraoperative imaging agents via radiopharmaceutical-guided drug design. Curr Opin Chem Biol 76:102376, 2023. e-Pub 2023. PMID: 37572489.
45. Boyev A, Azimuddin A, Prakash LR, Newhook TE, Maxwell JE, Bruno ML, Arvide EM, Dewhurst WL, Kim MP, Ikoma N, Lee JE, Snyder RA, Katz MHG, Tzeng CD. Classification of Post-Pancreatectomy Readmissions and Opportunities for Targeted Mitigation Strategies. Ann Surg. e-Pub 2023. PMID: 37791481.
46. Kara OC, Kim HS, Xue J, Mohanraj TG, Hirata Y, Ikoma N, Alambeigi F. Design and Development of a Novel Soft and Inflatable Tactile Sensing Balloon for Early Diagnosis of Colorectal Cancer Polyps. ArXiv, 2023. e-Pub 2023. PMID: 37791107.
47. Ikoma N, Grotz T, Kawakubo H, Kim HI, Matsuda S, Hirata Y, Nakao A, Williams LA, Wang XS, Mendoza T, Wang X, Badgwell BD, Mansfield PF, Hyung WJ, Strong VE, Kitagawa Y. Trans-pacific multicenter collaborative study of minimally invasive proximal versus total gastrectomy for proximal gastric and gastroesophageal junction cancers. BMC Surg 23(1):262, 2023. e-Pub 2023. PMID: 37653380.
48. Hirata Y, Agnes A, Prakash LR, Mansfield P, Badgwell BD, Ikoma N. Borrmann Type Predicts Response to Preoperative Therapy in Advanced Gastric Cancer. J Gastrointest Cancer 54(3):882-889, 2023. e-Pub 2023. PMID: 36308675.
49. Hirata Y, Agnes A, Estrella JS, Blum M, Das P, Minsky BD, Ajani JA, Badgwell BD, Mansfield P, Ikoma N. ASO Visual Abstract: Clinical Impact of Positive Surgical Margins in Gastric Adenocarcinoma in the Era of Preoperative Therapy. Ann Surg Oncol 30(8):4948-4949, 2023. e-Pub 2023. PMID: 37193894.
50. Hirata Y, Agnes A, Estrella JS, Blum Murphy M, Das P, Minsky BD, Ajani JA, Badgwell BD, Mansfield P, Ikoma N. Clinical Impact of Positive Surgical Margins in Gastric Adenocarcinoma in the Era of Preoperative Therapy. Ann Surg Oncol 30(8):4936-4945, 2023. e-Pub 2023. PMID: 37106276.
51. Hirata Y, Azhdarinia A, Alambeigi F, Ikoma N. ASO Author Reflections: Management of R1 Margins in the Era of Multidisciplinary Treatment of Gastric Cancer. Ann Surg Oncol 30(8):4946-4947, 2023. e-Pub 2023. PMID: 37171562.
52. Cousins A, Krishnan S, Krishnan G, Pham N, Milanova V, Nelson M, Shetty A, Ikoma N, Thierry B. Preclinical evaluation of sentinel node localization in the stomach via mannose-labelled magnetic nanoparticles and indocyanine green. Surg Endosc 37(8):6185-6196, 2023. e-Pub 2023. PMID: 37165173.
53. Ayabe RI, Prakash LR, Bruno ML, Newhook TE, Maxwell JE, Arvide EM, Dewhurst WL, Kim MP, Ikoma N, Snyder RA, Lee JE, Katz MHG, Tzeng CD. Differential Gains in Surgical Outcomes for High-Risk vs Low-Risk Pancreatoduodenectomy with Successive Refinements of Risk-Stratified Care Pathways. J Am Coll Surg 237(1):4-12, 2023. e-Pub 2023. PMID: 36786469.
54. Ngo-Huang AT, Parker NH, Xiao L, Schadler KL, Petzel MQB, Prakash LR, Kim MP, Tzeng CD, Lee JE, Ikoma N, Wolff RA, Javle MM, Koay EJ, Pant SD, Folloder JP, Wang X, Cotto AM, Ju YR, Garg N, Wang H, Bruera ED, Basen-Engquist KM, Katz MHG. Effects of a Pragmatic Home-based Exercise Program Concurrent with Neoadjuvant Therapy on Physical Function of Patients with Pancreatic Cancer: The Pancfit Randomized Clinical Trial. Ann Surg 278(1):22-30, 2023. e-Pub 2023. PMID: 37026453.
55. Kara OC, Venkatayogi N, Ikoma N, Alambeigi F. A Reliable and Sensitive Framework for Simultaneous Type and Stage Detection of Colorectal Cancer Polyps. Ann Biomed Eng 51(7):1499-1512, 2023. e-Pub 2023. PMID: 36754924.
56. Liang TZ, Katz MHG, Prakash LR, Chatterjee D, Wang H, Kim M, Tzeng CD, Ikoma N, Wolff RA, Zhao D, Koay EJ, Maitra A, Kundu S, Wang H. Comparative Analyses of the Clinicopathologic Features of Short-Term and Long-Term Survivors of Patients with Pancreatic Ductal Adenocarcinoma Who Received Neoadjuvant Therapy and Pancreatoduodenectomy. Cancers (Basel) 15(12), 2023. e-Pub 2023. PMID: 37370842.
57. Hirata Y, Agnes A, Arvide EM, Robinson KA, To C, Griffith HL, LaRose MD, Munder KM, Mansfield P, Badgwell BD, IkomaN. Short-Term and Textbook Surgical Outcomes During the Implementation of a Robotic Gastrectomy Program. J Gastrointest Surg 27(6):1089-1097, 2023. e-Pub 2023. PMID: 36917404.
58. Hirata Y, Mansfield P, Badgwell BD, Ikoma N. Evidence-Based Surgical Approach to Gastroesophageal Junction Cancer: How We Do Robotic Transhiatal Lower Mediastinal Dissection and Esophagojejunostomy. Ann Surg Oncol 30(5):2956, 2023. e-Pub 2023. PMID: 36658247.
59. Tong YT, Lai Z, Katz MHG, Prakash LR, Wang H, Chatterjee D, Kim M, Tzeng CD, Lee JE, Ikoma N, Rashid A, Wolff RA, Zhao D, Koay EJ, Maitra A, Wang H. Prognosticators for Patients with Pancreatic Ductal Adenocarcinoma Who Received Neoadjuvant FOLFIRINOX or Gemcitabine/Nab-Paclitaxel Therapy and Pancreatectomy. Cancers (Basel) 15(9), 2023. e-Pub 2023. PMID: 37174073.
60. Hirata Y, Maxwell JE, Kim MP, Tzeng CD, Katz MHG, Ikoma N. Transmesocolic Approach for Robotic Duodenal Operations. Ann Surg Oncol 30(5):2959, 2023. e-Pub 2023. PMID: 36752968.
61. Hirata Y, Mansfield P, Ikoma N. ASO Author Reflections: Robotic Transabdominal Approach for Gastroesophageal Junction Cancers in the Era of Multidisciplinary Treatment. Ann Surg Oncol 30(5):2957-2958, 2023. e-Pub 2023. PMID: 36695991.
62. Erstad DJ, Hatanaka Y, Cass S, Maxwell J, Tran Cao H, Kim M, Tzeng CW, Lee JE, Katz M, Ikoma N. Technique for Robotic Pancreaticojejunostomy. J Am Coll Surg 236(5):e12-e14, 2023. e-Pub 2023. PMID: 36729595.
63. Witt RG, Hirata Y, Prakash LR, Newhook TE, Maxwell JE, Kim MP, Tran Cao HS, Lee JE, Vauthey JN, Katz MHG, Tzeng CD, Ikoma N. Comparative analysis of opioid use between robotic and open pancreatoduodenectomy. J Hepatobiliary Pancreat Sci 30(4):523-531, 2023. e-Pub 2023. PMID: 35796581.
64. Sohn AJ, Taherian M, Katz MHG, Prakash LR, Chatterjee D, Wang H, Kim M, Tzeng CD, Lee JE, Ikoma N, Rashid A, Wolff RA, Zhao D, Koay EJ, Sun R, Maitra A, Wang H. Integrated Pathologic Score Effectively Stratifies Patients With Pancreatic Ductal Adenocarcinoma Who Received Neoadjuvant Therapy and Pancreaticoduodenectomy. Am J Surg Pathol 47(4):421-430, 2023. e-Pub 2023. PMID: 36746143.
65. Newhook TE, Vreeland TJ, Griffin JF, Tidwell RSS, Prakash LR, Koay EJ, Ludmir EB, Smaglo BG, Pant S, Overman M, Wolff RA, Ikoma N, Maxwell J, Kim MP, Lee JE, Katz MHG, Tzeng CD. Prognosis Associated With CA19-9 Response Dynamics and Normalization During Neoadjuvant Therapy in Resected Pancreatic Adenocarcinoma. Ann Surg 277(3):484-490, 2023. e-Pub 2023. PMID: 36649067.
66. Donovan EC, Prakash LR, Chiang YJ, Bruno ML, Maxwell JE, Ikoma N, Tzeng CD, Katz MHG, Lee JE, Kim MP. Incidence of Postoperative Complications Following Pancreatectomy for Pancreatic Cystic Lesions or Pancreatic Cancer. J Gastrointest Surg 27(2):319-327, 2023. e-Pub 2023. PMID: 36443557.
67. Hester CA, Kothari AN, Mason M, Maxwell J, Ikoma N, Kim MP, Tzeng CD, Lee JE, Katz MHG, Cao HST. Surgical Eligibility Does Not Imply Surgical Equity: Recommendations for Curative Treatment in Patients with Stage I/II Pancreatic Head Adenocarcinoma Differ by Age and Race. Ann Surg 277(2):321-328, 2023. e-Pub 2023. PMID: 34183508.
68. Daigle N, Knapp T, Duan S, Jones DW, Azhdarinia A, Ghosh SC, AghaAmiri S, Ikoma N, Estrella J, Schnermann MJ, Merchant JL, Sawyer TW. Combined multiphoton microscopy and somatostatin receptor type 2 imaging of pancreatic neuroendocrine tumors. bioRxiv, 2023. e-Pub 2023. PMID: 36778307.
69. Ikoma N, Seo YD, Newhook TE, Maxwell JE, Kim MP, Tran Cao HS, Tzeng CD, Chun YS, Lee JE, Vauthey JN, Katz MHG. Quality of superior mesenteric and hepatic artery dissection in robotic pancreatoduodenectomy for pancreatic cancer. J Hepatobiliary Pancreat Sci 30(1):e1-e2, 2023. e-Pub 2023. PMID: 35950790.
70. Kang Y, Deng J, Ling J, Li X, Chiang YJ, Koay EJ, Wang H, Burks JK, Chiao PJ, Hurd MW, Bhutani MS, Lee JH, Weston BR, Maitra A, Ikoma N, Tzeng CD, Lee JE, DePinho RA, Wolff RA, Pant S, McAllister F, Katz MH, Fleming JB, Kim MP. 3D imaging analysis on an organoid-based platform guides personalized treatment in pancreatic ductal adenocarcinoma. J Clin Invest 132(24), 2022. e-Pub 2022. PMID: 36282600.
71. Hirata Y, Kim HI, Grotz TE, Matsuda S, Badgwell BD, Ikoma N. The role of proximal gastrectomy in gastric cancer. Chin Clin Oncol 11(5):39, 2022. e-Pub 2022. PMID: 36336898.
72. Hirata Y, Witt RG, Prakash LR, Arvide EM, Robinson KA, Gottumukkala V, Tzeng CD, Mansfield P, Badgwell BD, Ikoma N. Analysis of Opioid Use in Patients Undergoing Open Versus Robotic Gastrectomy. Ann Surg Oncol 29(9):5861-5870, 2022. e-Pub 2022. PMID: 35507230.
73. Kim BJ, Newhook TE, Tzeng CD, Ikoma N, Chiang YJ, Chun YS, Vauthey JN, Tran Cao HS. Lymphadenectomy and margin-negative resection for biliary tract cancer surgery in the United States-Differential technical performance by approach. J Surg Oncol 126(4):658-666, 2022. e-Pub 2022. PMID: 35578764.
74. Hernandez Vargas S, AghaAmiri S, Ghosh SC, Luciano MP, Borbon LC, Ear PH, Howe JR, Bailey-Lundberg JM, Simonek GD, Halperin DM, Tran Cao HS, Ikoma N, Schnermann MJ, Azhdarinia A. High-Contrast Detection of Somatostatin Receptor Subtype-2 for Fluorescence-Guided Surgery. Mol Pharm. e-Pub 2022. PMID: 36174110.
75. Newton AD, Newhook TE, Ikoma N, Tzeng CD, Chun YS, Vauthey JN, Tran Cao HS. Robotic Extended Right Hepatectomy for Colorectal Liver Metastasis. Ann Surg Oncol. e-Pub 2022. PMID: 36112251.
76. Gordon WJ, Ikoma N, Lyu H, Jackson GP, Landman A. Protecting procedural care-cybersecurity considerations for robotic surgery. NPJ Digit Med 5(1):148, 2022. e-Pub 2022. PMID: 36127420.
77. Hirata Y, Scally C, Badgwell BD, Ikoma N. Robotic excision of gastric and duodenal gastrointestinal stromal tumor. Updates Surg 74(4):1483-1484, 2022. e-Pub 2022. PMID: 35247206.
78. Hester CA, Perri G, Prakash LR, Maxwell JE, Ikoma N, Kim MP, Tzeng CD, Smaglo B, Wolff R, Javle M, Overman MJ, Lee JE, Katz MHG. Radiographic and Serologic Response to First-Line Chemotherapy in Unresected Localized Pancreatic Cancer. J Natl Compr Canc Netw 20(8):887-897.e3, 2022. e-Pub 2022. PMID: 35948035.
79. Koay EJ, Zaid M, Aliru M, Bagereka P, Van Wieren A, Rodriguez MJ, Jacobson G, Wolff RA, Overman M, Varadhachary G, Pant S, Wang H, Tzeng CW, Ikoma N, Kim M, Lee JE, Katz MH, Tamm E, Bhosale P, Taniguchi CM, Holliday EB, Smith GL, Ludmir EB, Minsky BD, Crane CH, Koong AC, Das P, Wang X, Javle M, Krishnan S. Nab-Paclitaxel, Capecitabine, and Radiation Therapy After Induction Chemotherapy in Treating Patients With Locally Advanced and Borderline Resectable Pancreatic Cancer: Phase 1 Trial and Imaging-based Biomarker Validation. Int J Radiat Oncol Biol Phys. e-Pub 2022. PMID: 35863672.
80. Witt RG, Newhook TE, Prakash LR, Bruno ML, Arvide EM, Dewhurst WL, Ikoma N, Maxwell JE, Kim MP, Lee JE, Katz MHG, Tzeng CD. Association of Patient Controlled Analgesia and Total Inpatient Opioid Use After Pancreatectomy. J Surg Res 275:244-251, 2022. e-Pub 2022. PMID: 35306260.
81. Abu-Sbeih H, Szafron D, Elkafrawy AA, Garcia-Rodriguez V, Ma W, Xu A, Khurana S, Numan L, Chen E, Goldstein R, Tsen A, Peng Y, Blum M, Kopetz ES, Ikoma N, Shatila M, Qiao W, Raju GS, Ross WA, Ge PS, Coronel E, Wang Y. Endoscopy for the diagnosis and treatment of gastrointestinal bleeding caused by malignancy. J Gastroenterol Hepatol. e-Pub 2022. PMID: 35730192.
82. DiPeri TP, Newhook TE, Prakash LR, Ikoma N, Maxwell JE, Kim MP, Lee JE, Katz MHG, Tzeng CD. Prognostic significance of preoperative and postoperative CA 19-9 normalization in pancreatic adenocarcinoma treated with neoadjuvant therapy or surgery first. J Surg Oncol. e-Pub 2022. PMID: 35726394.
83. DiPeri TP, Newhook TE, Tran Cao HS, Ikoma N, Dewhurst WL, Arvide EM, Bruno ML, Katz MHG, Vauthey JN, Lee JE, Tzeng CD. Opioid Discharge Prescriptions After Inpatient Surgery: Risks of Rebound Refills by Length of Stay. J Surg Res 278:111-118. e-Pub 2022. PMID: 35597025.
84. Hirata Y, Katz MHG, Ikoma N. Robotic Duodenojejunostomy Bypass for Metastatic Pancreatic Body Cancer. J Gastrointest Surg 26(5):1115-1116, 2022. e-Pub 2022. PMID: 35132565.
85. Newton AD, Newhook TE, Bruno ML, Prakash L, Chiang YJ, Arango NP, Dewhurst WL, Arvide EM, Ikoma N, Maxwell JE, Kim MP, Lee JE, Katz MHG, Tzeng CD. Iterative Changes in Risk-Stratified Pancreatectomy Clinical Pathways and Accelerated Discharge After Pancreaticoduodenectomy. J Gastrointest Surg 26(5):1054-1062, 2022. e-Pub 2022. PMID: 35023033.
86. Allen CJ, Smith GL, Prakash L, Volk RJ, Ikoma N, Aloia TA, Gottumukkala V, Katz MHG. What is "Value"? Results of a Survey of Cancer Patients and Providers. Ann Surg Oncol. e-Pub 2022. PMID: 35391609.
87. Usama SM, Marker SC, Hernandez Vargas S, AghaAmiri S, Ghosh SC, Ikoma N, Tran Cao HS, Schnermann MJ, Azhdarinia A. Targeted Dual-Modal PET/SPECT-NIR Imaging: From Building Blocks and Construction Strategies to Applications. Cancers (Basel) 14(7), 2022. e-Pub 2022. PMID: 35406390.
88. Bagley AF, Ludmir EB, Maitra A, Minsky BD, Li Smith G, Das P, Koong AC, Holliday EB, Taniguchi CM, Katz MHG, Tamm EP, Wolff RA, Overman MJ, Patel S, Kim MP, Tzeng CD, Ikoma N, Bhutani MS, Koay EJ. NBTXR3, a first-in-class radioenhancer for pancreatic ductal adenocarcinoma: Report of first patient experience. Clin Transl Radiat Oncol 33:66-69, 2022. e-Pub 2022. PMID: 35097226.
89. Oppliger FA, Prakash LR, Newhook TE, Chiang YJ, Ikoma N, Maxwell JE, Kim MP, Vauthey JN, Lee JE, Katz MH, Tzeng CD. AJCC 8th edition pathologic nodal staging of resected pancreatic adenocarcinoma predicts survival regardless of treatment sequencing. Surg Oncol 40:101673, 2022. e-Pub 2022. PMID: 34894620.
90. Vreeland TJ, Bohan PMK, Newhook TE, Allen CJ, Prakash LR, Maxwell JE, Ikoma N, Kim MP, Lee JE, Katz MHG, Tzeng CD. Contemporary Assessment of Need for Palliative Bypass After Aborted Pancreatoduodenectomy Following Neoadjuvant Therapy. J Gastrointest Surg 26(2):352-359, 2022. e-Pub 2022. PMID: 35064457.
91. Wiseman JT, Sarna A, Wills CE, Beane J, Grignol V, Ejaz A, Pawlik TM, Ikoma N, Cloyd JM. Patient Perspectives on Defining Textbook Outcomes Following Major Abdominal Surgery. J Gastrointest Surg 26(1):197-205, 2022. e-Pub 2022. PMID: 34327659.
92. Ikoma N, Kim MP, Tran Cao HS, Prakash LP, Maxwell JE, Tzeng CD, Mansfield PF, Lee JE, Badgwell BD, Katz MHG. Early Experience of a Robotic Foregut Surgery Program at a Cancer Center: Video of Shared Steps in Robotic Pancreatoduodenectomy and Gastrectomy. Ann Surg Oncol 29(1):285, 2022. e-Pub 2022. PMID: 34515886.
93. Newhook TE, Prakash LR, Soliz J, Hancher-Hodges S, Speer BB, Wilks JA, Bruno ML, Dewhurst WL, Arvide EM, Maxwell JE, Ikoma N, Kim MP, Lee JE, Katz MHG, Tzeng CD. Perioperative blood transfusions and survival in resected pancreatic adenocarcinoma patients given multimodality therapy. J Surg Oncol 124(8):1381-1389, 2021. e-Pub 2021. PMID: 34398988.
94. Davis CH, Ikoma N, Mansfield PF, Das P, Minsky BD, Blum MA, Ajani JA, Bass BL, Badgwell BD. Comparison of laparoscopy versus mini-laparotomy for jejunostomy placement in patients with gastric adenocarcinoma. Surg Endosc 35(12):6577-6582, 2021. e-Pub 2021. PMID: 33170336.
95. Fujii Y, Tzeng CW, Chiang YJ, Halperin DM, Dasari A, Kim MP, Katz MHG, Lee JE, Ikoma N. Incidence of Lymph Node Metastases and Impact of Radical Surgery for Duodenal Neuroendocrine Tumors. J Surg Res 268:419-431, 2021. e-Pub 2021. PMID: 34416414.
96. Erstad DJ, Blum M, Estrella JS, Das P, Minsky BD, Ajani JA, Mansfield PF, Ikoma N, Badgwell BD. Navigating Nodal Metrics for Node-Positive Gastric Cancer in the United States: An NCDB-Based Study and Validation of AJCC Guidelines. J Natl Compr Canc Netw:1-12. e-Pub 2021. PMID: 34678759.
97. Newton AD, Newhook TE, Ikoma N, White MG, Tzeng CD, Chun YS, Aloia TA, Vauthey JN, Tran Cao HS. Robotic Completion Radical Cholecystectomy with Fluorescence Guidance. Ann Surg Oncol 28(11):6834, 2021. e-Pub 2021. PMID: 33774771.
98. Erstad DJ, Blum M, Estrella JS, Das P, Minsky BD, Ajani JA, Mansfield PF, Badgwell BD, Ikoma N. Determinants of Survival for Patients with Neoadjuvant-Treated Node-Negative Gastric Cancer. Ann Surg Oncol 28(11):6638-6648, 2021. e-Pub 2021. PMID: 33754224.
99. Shirali AS, Pieterman CRC, Lewis MA, Hyde SM, Makawita S, Dasari A, Thosani N, Ikoma N, McCutcheon IE, Waguespack SG, Perrier ND. It's not a mystery, it's in the history: Multidisciplinary management of multiple endocrine neoplasia type 1. CA Cancer J Clin 71(5):369-380, 2021. e-Pub 2021. PMID: 34061974.
100. White MG, Lee A, Vicente D, Hall C, Kim MP, Katz MHG, Lee JE, Ikoma N, Lucci A, Tzeng CD. Measurement of Portal Vein Blood Circulating Tumor Cells is Safe and May Correlate With Outcomes in Resected Pancreatic Ductal Adenocarcinoma. Ann Surg Oncol 28(8):4615-4622, 2021. e-Pub 2021. PMID: 33415562.
101. Blumenthaler AN, Robinson KA, Kruse BC, Munder K, Ikoma N, Mansfield PF, Gottumukkala V, Kapoor R, Badgwell BD. Implementation of a perioperative-enhanced recovery protocol in patients undergoing open gastrectomy for gastric cancer. J Surg Oncol. e-Pub 2021. PMID: 34227691.
102. Allen CJ, Pointer DT, Blumenthaler AN, Mehta RJ, Hoffe SE, Minsky BD, Smith GL, Blum M, Mansfield PF, Ikoma N, Das P, Ajani J, Dineen SP, Fleming JB, Badgwell BD, Pimiento JM. Chemotherapy Versus Chemotherapy Plus Chemoradiation as Neoadjuvant Therapy for Resectable Gastric Adenocarcinoma: A Multi-Institutional Analysis. Ann Surg. e-Pub 2021. PMID: 34132693.
103. Ikoma N, Estrella JS, Blum Murphy M, Das P, Minsky BD, Mansfield P, Ajani JA, Badgwell BD. Tumor Regression Grade in Gastric Cancer After Preoperative Therapy. J Gastrointest Surg 25(6):1380-1387, 2021. e-Pub 2021. PMID: 32542556.
104. Erstad DJ, Blum M, Estrella JS, Das P, Minsky BD, Ajani JA, Mansfield PF, Ikoma N, Badgwell BD. Benchmarks for nodal yield and ratio for node-positive gastric cancer. Surgery. e-Pub 2021. PMID: 34059344.
105. Ikoma N, Mansfield PF, Badgwell BD. Robotic D2 Total Gastrectomy with Fluorescent Lymphatic Mapping for Gastric Cancer: Effective Use of the 4th Arm. J Gastrointest Surg 25(5):1354-1356, 2021. e-Pub 2021. PMID: 33728592.
106. Ikoma N, Badgwell BD, Mansfield PF. Robotic Proximal Gastrectomy with Double-Tract Reconstruction for Gastroesophageal Junction Cancer. J Gastrointest Surg 25(5):1357-1358, 2021. e-Pub 2021. PMID: 33655471.
107. Gaskill CE, Maxwell J, Ikoma N, Kim MP, Tzeng CW, Lee JE, Katz MHG. History of preoperative therapy for pancreatic cancer and the MD Anderson experience. J Surg Oncol 123(6):1414-1422, 2021. e-Pub 2021. PMID: 33831256.
108. Perri G, Prakash L, Wang H, Bhosale P, Varadhachary GR, Wolff R, Fogelman D, Overman M, Pant S, Javle M, Koay E, Herman J, Kim M, Ikoma N, Tzeng CW, Lee JE, Katz MHG. Radiographic and Serologic Predictors of Pathologic Major Response to Preoperative Therapy for Pancreatic Cancer. Ann Surg 273(4):806-813, 2021. e-Pub 2021. PMID: 31274655.
109. Kameyama N, Nagai H, Ikoma N. Job Characteristics Affecting Japanese Surgeons' Satisfaction Levels. J Surg Res 260:475-480, 2021. e-Pub 2021. PMID: 33279220.
110. Harada K, Hwang H, Wang X, Abdelhakeem A, Iwatsuki M, Blum Murphy MA, Maru DM, Weston B, Lee JH, Rogers JE, Thomas I, Shanbhag N, Zhao M, Bhutani MS, Nguyen QN, Swisher SG, Ikoma N, Badgwell BD, Hofstetter WL, Ajani JA. Frequency and Implications of Paratracheal Lymph Node Metastases in Resectable Esophageal or Gastroesophageal Junction Adenocarcinoma. Ann Surg 273(4):751-757, 2021. e-Pub 2021. PMID: 31188215.
111. Blumenthaler AN, Newhook TE, Ikoma N, Estrella JS, Blum Murphy M, Das P, Minsky BD, Ajani JA, Mansfield PF, Badgwell BD. Concurrent lymphovascular and perineural invasion after preoperative therapy for gastric adenocarcinoma is associated with decreased survival. J Surg Oncol 123(4):911-922, 2021. e-Pub 2021. PMID: 33400838.
112. White MG, Tzeng CW, Ikoma N, Chun YS, Aloia TA, Vauthey JN, Cao HST. Robotic Partial Segment VIII Resection. Ann Surg Oncol 28(3):1513, 2021. e-Pub 2021. PMID: 32761429.
113. Newhook TE, Soliz JM, Prakash LR, Hancher-Hodges S, Speer BB, Wilks JA, Ikoma N, Kim MP, Lee JE, Katz MHG, Tzeng CD. Impact of Intraoperative Dexamethasone on Surgical and Oncologic Outcomes for Patients with Resected Pancreatic Ductal Adenocarcinoma. Ann Surg Oncol 28(3):1563-1569, 2021. e-Pub 2021. PMID: 32803553.
114. Allen CJ, Blumenthaler AN, Smith GL, Das P, Minsky BD, Blum M, Ajani J, Mansfield PF, Ikoma N, Badgwell BD. Chemotherapy Versus Chemotherapy Plus Chemoradiation as Preoperative Therapy for Resectable Gastric Adenocarcinoma: A Propensity Score-Matched Analysis of a Large, Single-Institution Experience. Ann Surg Oncol 28(2):758-765, 2021. e-Pub 2021. PMID: 32696305.
115. Keung EZ, Rajkot N, Torres KE, Somaiah N, Hunt KK, Feig BW, Scally CP, Ikoma N, Roland CL. Evaluating the Impact of Surveillance Follow-Up Intervals in Patients Following Resection of Primary Well-Differentiated Liposarcoma of the Retroperitoneum. Ann Surg Oncol 28(1):570-575, 2021. e-Pub 2021. PMID: 32409969.
116. Badgwell B, Ikoma N, Murphy MB, Wang X, Estrella J, Roy-Chowdhuri S, Das P, Minsky BD, Lano E, Song S, Mansfield P, Ajani J. A Phase II Trial of Cytoreduction, Gastrectomy, and Hyperthermic Intraperitoneal Perfusion with Chemotherapy for Patients with Gastric Cancer and Carcinomatosis or Positive Cytology. Ann Surg Oncol 28(1):258-264, 2021. e-Pub 2021. PMID: 32556731.
117. Abdelhakeem A, Patnana M, Wang X, Rogers JE, Murphy MB, Sagebiel T, Ikoma N, Badgwell BD, Trail A, Estrella JS, Lu Y, Devine C, Ajani JA. Influence of Baseline Positron Emission Tomography in Metastatic Gastroesophageal Cancer on Survival and Response to Therapy. Oncology 99(10):1-6, 2021. e-Pub 2021. PMID: 34352788.
118. Blumenthaler AN, Allen CJ, Ikoma N, Blum M, Das P, Minsky BD, Mansfield PF, Ajani JA, Badgwell BD. Laparoscopic HIPEC for Low-Volume Peritoneal Metastasis in Gastric and Gastroesophageal Adenocarcinoma. Ann Surg Oncol 27(13):5047-5056, 2020. e-Pub 2020. PMID: 32737700.
119. Ikoma N, Badgwell BD, Mansfield P. Fluorescent-Image Guidance in Robotic Subtotal Gastrectomy. Ann Surg Oncol 27(13):5322, 2020. e-Pub 2020. PMID: 32382891.
120. Blumenthaler AN, Ikoma N, Blum M, Das P, Minsky BD, Mansfield PF, Ajani JA, Badgwell BD. Relationship between Initial Management Strategy and Survival in Patients with Gastric Outlet Obstruction due to Gastric Cancer. J Surg Oncol 122(7):1373-1382, 2020. e-Pub 2020. PMID: 32810292.
121. White MG, Kothari A, Ikoma N, Murphy MB, Song S, Ajani J, Mansfield P, Badgwell B. Factors Associated with Resection and Survival After Laparoscopic HIPEC for Peritoneal Gastric Cancer Metastasis. Ann Surg Oncol 27(13):4963-4969, 2020. e-Pub 2020. PMID: 32648181.
122. Hernandez Vargas S, Lin C, Voss J, Ghosh SC, Halperin DM, AghaAmiri S, Cao HST, Ikoma N, Uselmann AJ, Azhdarinia A. Development of a drug-device combination for fluorescence-guided surgery in neuroendocrine tumors. J Biomed Opt 25(12), 2020. e-Pub 2020. PMID: 33300316.
123. Arango NP, Prakash LR, Chiang YJ, Dewhurst WL, Bruno ML, Ikoma N, Kim MP, Lee JE, Katz MHG, Tzeng CD. Risk-Stratified Pancreatectomy Clinical Pathway Implementation and Delayed Gastric Emptying. J Gastrointest Surg. e-Pub 2020. PMID: 33236322.
124. Ikoma N, Kim MP, Tzeng CD, Tran Cao HS, Lee JE, Katz MHG. External Retraction Techniques for Robotic Pancreatoduodenectomy. J Am Coll Surg 231(5):e8-e10, 2020. e-Pub 2020. PMID: 32805403.
125. Kim BJ, Chiang YJ, Das P, Minsky BD, Blum MA, Ajani JA, Estrella JS, Hofstetter WL, Tzeng CD, Badgwell BD, Mansfield PF, Ikoma N. Treatment Patterns for Gastroesophageal Junction Adenocarcinoma in the United States. J Clin Med 9(11), 2020. e-Pub 2020. PMID: 33138060.
126. Perri G, Prakash L, Malleo G, Caravati A, Varadhachary GR, Fogelman D, Pant S, Koay EJ, Herman J, Maggino L, Milella M, Kim M, Ikoma N, Tzeng CW, Salvia R, Lee JE, Bassi C, Katz MHG. The Sequential Radiographic Effects of Preoperative Chemotherapy and (Chemo)Radiation on Tumor Anatomy in Patients with Localized Pancreatic Cancer. Ann Surg Oncol 27(10):3939-3947, 2020. e-Pub 2020. PMID: 32266574.
127. Harada K, Patnana M, Wang X, Iwatsuki M, Murphy MAB, Zhao M, Das P, Minsky BD, Weston B, Lee JH, Bhutani MS, Estrella JS, Shanbhag N, Ikoma N, Badgwell BD, Ajani JA. Low metabolic activity in primary gastric adenocarcinoma is associated with resistance to chemoradiation and the presence of signet ring cells. Surg Today 50(10):1223-1231, 2020. e-Pub 2020. PMID: 32409870.
128. Stark AP, Estrella JS, Chiang YJ, Das P, Minsky BD, Blum Murphy MA, Ajani JA, Mansfield P, Badgwell BD, Ikoma N. Impact of tumor regression grade on recurrence after preoperative chemoradiation and gastrectomy for gastric cancer. J Surg Oncol 122(3):422-432, 2020. e-Pub 2020. PMID: 32462681.
129. Parker NH, Basen-Engquist K, Rubin ML, Li Y, Prakash L, Ngo-Huang A, Gorzelitz J, Ikoma N, Lee JE, Katz MHG. Factors Influencing Exercise Following Pancreatic Tumor Resection. Ann Surg Oncol. e-Pub 2020. PMID: 32886288.
130. Tzeng CD, Tran Cao HS, Roland CL, Teshome M, Bednarski BK, Ikoma N, Graham PH, Keung EZ, Scally CP, Katz MHG, Gershenwald JE, Lee JE, Vauthey JN. Surgical decision-making and prioritization for cancer patients at the onset of the COVID-19 pandemic: A multidisciplinary approach. Surg Oncol 34:182-185, 2020. e-Pub 2020. PMID: 32891326.
131. Stark AP, Blum MM, Chiang YJ, Das P, Minsky BD, Estrella JS, Ajani JA, Badgwell BD, Mansfield P, Ikoma N. Preoperative Therapy Regimen Influences the Incidence and Implication of Nodal Downstaging in Patients with Gastric Cancer. J Gastric Cancer 20(3):313-327, 2020. e-Pub 2020. PMID: 33024587.
132. Harada K, Hwang H, Wang X, Abdelhakeem A, Iwatsuki M, Murphy MAB, Maru DM, Weston B, Lee JH, Rogers JE, Trail A, Shanbhag N, Zhao M, Bhutani MS, Nguyen QN, Swisher SG, Ikoma N, Das P, Hofstetter WL, Badgwell BD, Ajani JA. Brain metastases in patients with upper gastrointestinal cancer is associated with proximally located adenocarcinoma and lymph node metastases. Gastric Cancer 23(5):904-912, 2020. e-Pub 2020. PMID: 32347396.
133. Blum Murphy M, Ikoma N, Wang X, Estrella J, Roy-Chowdhuri S, Das P, Minsky BD, Song S, Mansfield P, Ajani J, Badgwell B. Phase I Trial of Hyperthermic Intraperitoneal Chemoperfusion (HIPEC) with Cisplatin, Mitomycin, and Paclitaxel in Patients with Gastric Adenocarcinoma and Associated Carcinomatosis or Positive Cytology. Ann Surg Oncol 27(8):2806-2811, 2020. e-Pub 2020. PMID: 31974712.
134. Zafar SN, Blum M, Chiang YJ, Ajani JA, Estrella JS, Das P, Minsky BD, Hofstetter WL, Mansfield P, Badgwell BD, Ikoma N. Preoperative Chemoradiation versus Chemotherapy in Gastroesophageal Junction Adenocarcinoma. Ann Thorac Surg 110(2):398-405, 2020. e-Pub 2020. PMID: 32289300.
135. Perri G, Prakash L, Qiao W, Varadhachary GR, Wolff R, Fogelman D, Overman M, Pant S, Javle M, Koay EJ, Herman J, Kim M, Ikoma N, Tzeng CW, Lee JE, Katz MHG. Response and Survival Associated With First-line FOLFIRINOX vs Gemcitabine and nab-Paclitaxel Chemotherapy for Localized Pancreatic Ductal Adenocarcinoma. JAMA Surg. e-Pub 2020. PMID: 32667641.
136. Perri G, Prakash L, Qiao W, Varadhachary GR, Wolff R, Fogelman D, Overman M, Pant S, Javle M, Koay EJ, Herman J, Kim M, Ikoma N, Tzeng CW, Lee JE, Katz MHG. Postoperative Chemotherapy Benefits Patients Who Received Preoperative Therapy and Pancreatectomy for Pancreatic Adenocarcinoma. Ann Surg 271(6):996-1002, 2020. e-Pub 2020. PMID: 31895709.
137. Moningi S, Ajani JA, Badgwell BD, Murphy MB, Ikoma N, Mansfield PF, Ho JC, Suh Y, Crane C, Herman JM, Holliday EB, Koay E, Koong AC, Krishnan S, Minsky B, Smith G, Taniguchi C, Das P. IMRT Reduces Acute Toxicity in Patients Treated With Preoperative Chemoradiation for Gastric Cancer. Adv Radiat Oncol 5(3):369-376, 2020. e-Pub 2020. PMID: 32529130.
138. Ikoma N, Agnes A, Chen HC, Wang X, Blum MM, Das P, Minsky B, Estrella JS, Mansfield P, Ajani JA, Badgwell BD. Linitis Plastica: a Distinct Type of Gastric Cancer. J Gastrointest Surg 24(5):1018-1025, 2020. e-Pub 2020. PMID: 31754987.
139. Newhook TE, Vega EA, Vreeland TJ, Prakash L, Dewhurst WL, Bruno ML, Kim MP, Ikoma N, Vauthey JN, Katz MH, Lee JE, Tzeng CD. Early postoperative drain fluid amylase in risk-stratified patients promotes tailored post-pancreatectomy drain management and potential for accelerated discharge. Surgery 167(2):442-447, 2020. e-Pub 2020. PMID: 31727324.
140. Allen CJ, Blumenthaler AN, Das P, Minsky BD, Blum M, Roy-Chowdhuri S, Ajani JA, Ikoma N, Mansfield PF, Badgwell BD. Staging laparoscopy and peritoneal cytology in patients with early stage gastric adenocarcinoma. World J Surg Oncol 18(1):39, 2020. e-Pub 2020. PMID: 32066454.
141. Allen CJ, Vreeland TJ, Newhook TE, Das P, Minsky BD, Blum M, Ajani J, Ikoma N, Mansfield PF, Badgwell BD. Prognostic Value of Lymph Node Yield After Neoadjuvant Chemoradiation for Gastric Cancer. Ann Surg Oncol 27(2):534-542, 2020. e-Pub 2020. PMID: 31552618.
142. Allen CJ, Newhook TE, Vreeland TJ, Das P, Minsky BD, Blum M, Song S, Ajani J, Ikoma N, Mansfield PF, Roy-Chowdhuri S, Badgwell BD. Yield of peritoneal cytology in staging patients with gastric and gastroesophageal cancer. J Surg Oncol 120(8):1350-1357, 2019. e-Pub 2019. PMID: 31612494.
143. Sonoda K, Samdani RT, Ikoma N, Kaya DM, Blum-Murphy M, Ajani JA, Badgwell BD, Katz MH, Rashid A, Estrella JS. Gastric cancer in the remnant stomach after pancreaticoduodenectomy: A case series. J Surg Oncol 120(7):1137-1141, 2019. e-Pub 2019. PMID: 31498442.
144. Stark AP, Ikoma N, Chiang YJ, Estrella JS, Das P, Minsky BD, Blum MM, Ajani JA, Mansfield P, Badgwell BD. Characteristics and Survival of Gastric Cancer Patients with Pathologic Complete Response to Preoperative Therapy. Ann Surg Oncol 26(11):3602-3610, 2019. e-Pub 2019. PMID: 31350645.
145. Ikoma N, Kim B, Elting LS, Shih YT, Badgwell BD, Mansfield P. Trends in Volume-Outcome Relationship in Gastrectomies in Texas. Ann Surg Oncol 26(9):2694-2702, 2019. e-Pub 2019. PMID: 31264116.
146. Mitchell KG, Ikoma N, Nelson DB, Maru DM, Erasmus JJ, Weston BR, Vaporciyan AA, Antonoff MB, Mehran RJ, Rice DC, Roth JA, Swisher SG, Sepesi B, Walsh GL, Correa AM, Das P, Blum MA, Badgwell BD, Hofstetter WL. Mediastinal Nodal Involvement After Neoadjuvant Chemoradiation for Siewert II/III Adenocarcinoma. Ann Thorac Surg 108(3):845-851, 2019. e-Pub 2019. PMID: 31102632.
147. Kaseb AO, Vence L, Blando J, Yadav SS, Ikoma N, Pestana RC, Vauthey JN, Allison JP, Sharma P. Immunologic Correlates of Pathologic Complete Response to Preoperative Immunotherapy in Hepatocellular Carcinoma. Cancer Immunol Res 7(9):1390-1395, 2019. e-Pub 2019. PMID: 31289040.
148. Kondo T, Shiraishi J, Hatano M, Ikoma N, Ohishi T, Isobe Y. Adenocarcinoma arising in adenomyoma of small intestine. Pathol Int. e-Pub 2019. PMID: 31338919.
149. Vicente D, Ikoma N, Badgwell BD. ASO Author Reflections: Survival Impacts of Therapy and Complications in Gastric Adenocarcinoma. Ann Surg Oncol 25(Suppl 3):753-754, 2018. e-Pub 2018. PMID: 30374929.
150. Ikoma N, Estrella JS, Hofstetter WL, Ajani JA, Fournier KF, Mansfield PF, Skibber JM, Badgwell BD. Surgeon Assessment of Gastric Cancer Lymph Node Specimens with a Video of Technique. J Gastrointest Surg 22(11):2013-2019, 2018. e-Pub 2018. PMID: 30054780.
151. Ikoma N, Das P, Hofstetter W, Ajani JA, Estrella JS, Chen HC, Wang X, Callender RA, Zhu C, Roland CL, Fournier KF, Cormier JN, Mansfield P, Badgwell BD. Preoperative chemoradiation therapy induces primary-tumor complete response more frequently than chemotherapy alone in gastric cancer: analyses of the National Cancer Database 2006-2014 using propensity score matching. Gastric Cancer 21(6):1004-1013, 2018. e-Pub 2018. PMID: 29730720.
152. Vicente D, Ikoma N, Chiang YJ, Fournier K, Tzeng CD, Song S, Mansfield P, Ajani J, Badgwell BD. Preoperative Therapy for Gastric Adenocarcinoma is Protective for Poor Oncologic Outcomes in Patients with Complications After Gastrectomy. Ann Surg Oncol 25(9):2720-2730, 2018. e-Pub 2018. PMID: 29987602.
153. Ikoma N, Roland CL, Torres KE, Chiang YJ, Wang WL, Somaiah N, Mann GN, Hunt KK, Cormier JN, Feig BW. Salvage Surgery for Recurrent Retroperitoneal Well-Differentiated Liposarcoma: Early Reoperation may not Provide Benefit. Ann Surg Oncol 25(8):2193-2200, 2018. e-Pub 2018. PMID: 29520652.
154. Ikoma N, Estrella JS, Blum M, Das P, Chen HC, Wang X, Fournier K, Mansfield P, Ajani J, Badgwell BD. Central Lymph Node Metastasis in Gastric Cancer Is Predictive of Survival After Preoperative Therapy. J Gastrointest Surg 22(8):1325-1333, 2018. e-Pub 2018. PMID: 29679346.
155. Thiels CA, Ikoma N, Fournier K, Das P, Blum M, Estrella JS, Minsky BD, Ajani J, Mansfield P, Badgwell BD. Repeat staging laparoscopy for gastric cancer after preoperative therapy. J Surg Oncol 118(1):61-67, 2018. e-Pub 2018. PMID: 29878364.
156. Ikoma N, Estrella JS, Hofstetter W, Das P, Minsky BD, Ajani JA, Fournier KF, Mansfield P, Badgwell BD. Nodal Downstaging in Gastric Cancer Patients: Promising Survival if ypN0 is Achieved. Ann Surg Oncol 25(7):2012-2017, 2018. e-Pub 2018. PMID: 29748883.
157. Ikoma N, Hofstetter WL, Estrella JS, Das P, Minsky BD, Fournier KF, Mansfield PF, Ajani JA, Badgwell BD. The ypT category does not impact overall survival in node negative gastric cancer. J Surg Oncol 117(8):1721-1728, 2018. e-Pub 2018. PMID: 29949666.
158. Keung EZ, Ikoma N, Benjamin R, Wang WL, Lazar AJ, Feig BW. The clinical behavior of well differentiated liposarcoma can be extremely variable: A retrospective cohort study at a major sarcoma center. J Surg Oncol 117(8):1799-1805, 2018. e-Pub 2018. PMID: 29723411.
159. Ikoma N, Roland CL, Torres KE, Chiang YJ, Wang WL, Somaiah N, Mann GN, Hunt KK, Cormier JN, Feig BW. Concomitant organ resection does not improve outcomes in primary retroperitoneal well-differentiated liposarcoma: A retrospective cohort study at a major sarcoma center. J Surg Oncol 117(6):1188-1194, 2018. e-Pub 2018. PMID: 29228466.
160. Ikoma N, Roland CL, Cormier JN, Chiang YJ, Torres KE, Hunt KK, You YN, Feig BW. Nongastrointestinal Stromal Tumor Spindle Cell Sarcomas of the Colon or Rectum. Am Surg 84(4):570-575, 2018. e-Pub 2018. PMID: 29712608.
161. Cloyd JM, Chun YS, Ikoma N, Vauthey JN, Aloia TA, Cuddy A, Rodriguez-Bigas MA, Nancy You Y. Clinical and Genetic Implications of DNA Mismatch Repair Deficiency in Biliary Tract Cancers Associated with Lynch Syndrome. J Gastrointest Cancer 49(1):93-96, 2018. e-Pub 2018. PMID: 29238914.
162. Ikoma N, Cormier JN, Feig B, Du XL, Yamal JM, Hofstetter W, Das P, Ajani JA, Roland CL, Fournier K, Royal R, Mansfield P, Badgwell BD. Racial disparities in preoperative chemotherapy use in gastric cancer patients in the United States: Analysis of the National Cancer Data Base, 2006-2014. Cancer 124(5):998-1007, 2018. e-Pub 2018. PMID: 29393964.
163. Ikoma N, Cloyd J, Badgwell BD, Agnes A, Rodriguez-Bigas M, Ajani JA, You YN. Clinical features and survival of gastric cancer patients with DNA mismatch repair deficiency. J Surg Oncol 117(4):707-709, 2018. e-Pub 2018. PMID: 29228462.
164. Ikoma N, Blum M, Estrella JS, Das P, Hofstetter WL, Fournier KF, Mansfield P, Ajani JA, Badgwell BD. Evaluation of the American Joint Committee on Cancer 8th edition staging system for gastric cancer patients after preoperative therapy. Gastric Cancer 21(1):74-83, 2018. e-Pub 2018. PMID: 28643144.
165. Ikoma N, Lee JH, Bhutani MS, Ross WA, Weston B, Chiang YJ, Blum MA, Sagebiel T, Devine CE, Matamoros A, Fournier K, Mansfield P, Ajani JA, Badgwell BD. Preoperative accuracy of gastric cancer staging in patient selection for preoperative therapy: race may affect accuracy of endoscopic ultrasonography. J Gastrointest Oncol 8(6):1009-1017, 2017. e-Pub 2017. PMID: 29299361.
166. Ikoma N, Das P, Blum M, Estrella JS, Devine CE, Wang X, Fournier K, Mansfield P, Minsky BD, Ajani J, Badgwell BD. Preoperative Chemoradiation Therapy Does Not Increase Risk of Anastomotic Leak in Patients With Gastric Cancer. Int J Radiat Oncol Biol Phys 99(3):660-666, 2017. e-Pub 2017. PMID: 29280460.
167. Ikoma N, Blum M, Estrella JS, Wang X, Fournier KF, Mansfield PF, Ajani JA, Badgwell BD. Left Gastric Artery Lymph Nodes Should Be Included in D1 Lymph Node Dissection in Gastric Cancer. J Gastrointest Surg 21(10):1563-1570, 2017. e-Pub 2017. PMID: 28819789.
168. Ikoma N, Torres KE, Lin HY, Ravi V, Roland CL, Mann GN, Hunt KK, Cormier JN, Feig BW. Recurrence patterns of retroperitoneal leiomyosarcoma and impact of salvage surgery. J Surg Oncol 116(3):313-319, 2017. e-Pub 2017. PMID: 28557016.
169. Ikoma N, Chen HC, Wang X, Blum M, Estrella JS, Fournier K, Mansfield P, Ajani J, Badgwell BD. Patterns of Initial Recurrence in Gastric Adenocarcinoma in the Era of Preoperative Therapy. Ann Surg Oncol 24(9):2679-2687, 2017. e-Pub 2017. PMID: 28332034.
170. Ikoma N, You YN, Bednarski BK, Rodriguez-Bigas MA, Eng C, Das P, Kopetz S, Messick C, Skibber JM, Chang GJ. Impact of Recurrence and Salvage Surgery on Survival After Multidisciplinary Treatment of Rectal Cancer. J Clin Oncol 35(23):2631-2638, 2017. e-Pub 2017. PMID: 28657814.
171. Ikoma N, Blum M, Chiang YJ, Estrella JS, Roy-Chowdhuri S, Fournier K, Mansfield P, Ajani J, Badgwell BD. Race Is a Risk for Lymph Node Metastasis in Patients With Gastric Cancer. Ann Surg Oncol 24(4):960-965, 2017. e-Pub 2017. PMID: 27778127.
172. Ikoma N, Blum M, Chiang YJ, Estrella JS, Roy-Chowdhuri S, Fournier K, Mansfield P, Ajani JA, Badgwell BD. Yield of Staging Laparoscopy and Lavage Cytology for Radiologically Occult Peritoneal Carcinomatosis of Gastric Cancer. Ann Surg Oncol 23(13):4332-4337, 2016. e-Pub 2016. PMID: 27384751.
173. Ikoma N, Blum M, Chiang YJ, Estrella JS, Roy-Chowdhuri S, Fournier K, Mansfield P, Ajani JA, Badgwell BD. Survival rates in T1 and T2 gastric cancer: A Western report. J Surg Oncol 114(5):602-606, 2016. e-Pub 2016. PMID: 27439746.
174. Ikoma N, Harvin JA. Technical Report: Laparoscopic repair of traumatic ventral hernia. Clinics in Surgery 1:1123, 2016. e-Pub 2016.
175. Itano O, Oshima G, Minagawa T, Shinoda M, Kitago M, Abe Y, Hibi T, Yagi H, Ikoma N, Aiko S, Kawaida M, Masugi Y, Kameyama K, Sakamoto M, Kitagawa Y. Novel strategy for laparoscopic treatment of pT2 gallbladder carcinoma. Surg Endosc 29(12):3600-7, 2015. e-Pub 2015. PMID: 25740638.
176. Itano O, Oshima G, Kitago M, Suzuki K, Hayatsu S, Shinoda M, Abe Y, Hibi T, Yagi H, Ikoma N, Aiko S, Kitagawa Y. Harness Traction Technique (HARNESS): Novel Method for Controlling the Transection Plane During Laparoscopic Hepatectomy. Surg Laparosc Endosc Percutan Tech 25(4):e117-21, 2015. e-Pub 2015. PMID: 26121541.
177. Ikoma N, Torres KE, Somaiah N, Hunt KK, Cormier JN, Tseng W, Lev D, Pollock R, Wang WL, Feig B. Accuracy of preoperative percutaneous biopsy for the diagnosis of retroperitoneal liposarcoma subtypes. Ann Surg Oncol 22(4):1068-72, 2015. e-Pub 2015. PMID: 25354575.
178. Itano O, Ikoma N, Takei H, Oshima G, Kitagawa Y. The superficial precoagulation, sealing, and transection method: a "bloodless" and "ecofriendly" laparoscopic liver transection technique. Surg Laparosc Endosc Percutan Tech 25(1):e33-6, 2015. e-Pub 2015. PMID: 24752166.
179. Ikoma N, Itano O, Oshima G, Kitagawa Y. Laparoscopic liver mobilization: tricks of the trade to avoid complications. Surg Laparosc Endosc Percutan Tech 25(1):e21-3, 2015. e-Pub 2015. PMID: 25370795.
180. Ikoma N, Itano O, Oshima G, Chiba N, Maeda S, Koyama Y, Aiko S, Kitagawa Y. Age-specific determinants of the safety of laparoscopic colectomy in elderly patients with colorectal cancer. Am Surg 80(4):E105-7, 2014. e-Pub 2014. PMID: 24887652.
181. Ikoma N, Itano O, Oshima G, Shah SK, Fukuhara S, Kitagawa Y. Laparoscopic hepatectomy is easier in repeat hepatectomy. CRSLS:202, 2014. e-Pub 2014.

Invited Articles

1. Hirata Y, Alambeigi F, Ikoma N. ASO Author Reflections: Evolution of Surgical Techniques Through Robotic Surgery Technology. Ann Surg Oncol 30(5):2960-2961, 2023. e-Pub 2023. PMID: 36820937.
2. Concors SJ, Katz MHG, Ikoma N. Minimally Invasive Pancreatectomy: Robotic and Laparoscopic Developments. Surg Oncol Clin N Am 32(2):327-342, 2023. e-Pub 2023. PMID: 36925189.
3. Hirata Y, Tzeng CD, Ikoma N. ASO Author Reflections: Value of Robotic Surgery in the Era of Opioid Crisis. Ann Surg Oncol 29(9):5871-5872, 2022. e-Pub 2022. PMID: 35538175.
4. Hirata Y, Witt RG, Prakash LR, Arvide EM, Robinson KA, Gottumukkala V, Tzeng CD, Mansfield P, Badgwell BD, Ikoma N. ASO Visual Abstract: Analysis of Opioid Use in Patients Undergoing Open Versus Robotic Gastrectomy. Ann Surg Oncol 29(9):5873-5874, 2022. e-Pub 2022. PMID: 35771369.
5. Allen CJ, Smith GL, Prakash L, Volk RJ, Ikoma N, Aloia TA, Gottumukkala V, Katz MHG. ASO Visual Abstract: What is "Value"? Results of a Survey of Cancer Patients and Providers. Ann Surg Oncol. e-Pub 2022. PMID: 35430655.
6. Ikoma N, Lee JE, Katz MHG. ASO Author Reflections: Accelerating the Learning Curve of Robotic Pancreatectomy and Gastrectomy Through a Composite Robotic Foregut Surgical Oncology Program. Ann Surg Oncol 29(1):286-287, 2022. e-Pub 2022. PMID: 34595667.
7. Ikoma N. ASO Author Reflections: Fluorescent-Image Guidance in Surgical Oncology. Ann Surg Oncol 27(13):5323-5324, 2020. e-Pub 2020. PMID: 32382896.
8. Stark AP, Ikoma N, Badgwell BD. ASO Author Reflections: In Gastric Cancer Patients with Primary Tumor Pathologic Complete Response, Treatment-Refractory Nodal Disease is an Ominous Sign. Ann Surg Oncol 26(Suppl 3):819-820, 2019. e-Pub 2019. PMID: 31667726.
9. Ikoma N, Feig BW. ASO Author Reflections: Recurrent Retroperitoneal Well-Differentiated Liposarcoma. Ann Surg Oncol 26(Suppl 3):543-544, 2019. e-Pub 2019. PMID: 30556116.
10. Ikoma N, Mansfield P. ASO Author Reflections: Challenges in Centralization and Standardization of Gastrectomy in the United States to Improve Gastric Cancer Outcomes. Ann Surg Oncol 26(Suppl 3):770-771, 2019. e-Pub 2019. PMID: 31605331.
11. Ikoma N, Badgwell BD. ASO Author Reflections: Nodal Downstaging in Gastric Cancer. Ann Surg Oncol 25(Suppl 3):751-752, 2018. e-Pub 2018. PMID: 30353393.
12. Balch CM, McMasters KM, Klimberg VS, Pawlik TM, Posner MC, Roh M, Tanabe KK, Whippen D, Ikoma N. Steps to Getting Your Manuscript Published in a High-Quality Medical Journal. Ann Surg Oncol 25(4):850-855, 2018. e-Pub 2018. PMID: 29349528.
13. Ikoma N, Araujo DM, Roland CL. The Hereditary Paraganglioma-Pheochromocytoma Syndrome: No Time to Waste-Reply. JAMA Oncol 3(12):1740, 2017. e-Pub 2017. PMID: 28837712.
14. Ikoma N, Raghav K, Chang G. An Update on Randomized Clinical Trials in Metastatic Colorectal Carcinoma. Surg Oncol Clin N Am 26(4):667-687, 2017. e-Pub 2017. PMID: 28923224.
15. Ikoma N, Badgwell BD, Mansfield PF. Multimodality Treatment of Gastric Lymphoma. Surg Clin North Am 97(2):405-420, 2017. e-Pub 2017. PMID: 28325194.
16. Ikoma N, Rodriguez-Bigas M. Managing the primary tumor with unresectable synchronous colorectal metastases. Current Colorectal Cancer Reports 12:170-79, 2016. e-Pub 2016.

Other Articles

1. Santamaria J, Buryanek J, Ikoma N Large Epigastric Cystic Lesion in a Pregnant Woman. JAMA Oncol 3(4):557-558, 2017. PMID: 28114457.
2. Ikoma N, Santamaria J, Wray CJ, Al-Ibraheemi A Tsao K Ganglioneuroma of the pancreas in a 4-year-old girl. BMJ Case Rep doi: 10.1136/bcr-2016-217425, 2016. PMID: 27873762.
3. Ikoma N, Vaporciyan A Sternal metastasis of renal cell carcinoma: the role of metastasectomy. Journal of Thoracic and Cardiovascular Surgery 148(5):e230-1, 2014. PMID: 25152477.
4. Ikoma N, Fischer UM, Covinsky M, Quesada AE, Gomez R, McCray C, Warner NB, Ko TC Ileal perforation in a young female with Churg-Strauss Syndrome. The American Surgeon 80(1):94-6, 2014.
5. Ikoma N, Anderson C, Ohanian M, Jenuja H, MacFadyen B, Shah SK, Bajwa K Portal vein thrombosis after laparoscopic cholecystectomy: Case presentation and review of a rare complication. The Annals of Thoracic Surgery 18(1):125-7, 2014.
6. Fukuhara S, Montgomery M, Ikoma N, Miyata R Pylorus-preserving pancreaticoduodenectomy following coronary artery bypass grafting using right gastroepiploic artery. The Annals of Thoraci Surgery 97(4):1447-9, 2014.
7. Ikoma N, Karahashi T, Wray C, Takei H, Hosoda Y Ultrasound-guided intraoperative transduodenal pancreatic head biopsy – A safe and effective procedure to exclude malignancy in obstructive jaundice patients. The American Surgeon 79(12):357-9, 2013.
8. Ikoma N, Itano O, Fuchimoto Y, Du W, Kitagawa Y Colonic Perforation in a Case of Adult Hirschsprung's Disease with Acetylcholinesterase-Negative Neuronal Fibers. The American Surgeon 79(3):130-2, 2013.
9. Ikoma N, Shinozaki H, Kozuki A, Ibuki S, Sugano K, Mukai M, Masuda Y, Kobayashi K, Ogata Y A case report of hepatocellular carcinoma in a noncirrhotic patient with liver iron overload associated with myelodysplastic syndrome. World Journal of Oncology 4(6):248-251, 2013.
10. Kozuki A, Shinozaki H, Ikoma N, Kobayashi K, Ogata Y, Mukai M A rare case of superior mesenteric artery aneurysm caused by segmental arterial mediolysis with concomitant left renal angiomyolipoma and pulmonary lymphangioleiomyomatosis. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association) 70(6):1701-6, 2009.

Editorials

1. Ikoma N, Katz MHG. Improving Outcomes After Distal Pancreatectomy with Celiac Axis Resection (DP-CAR): As Always, it is All About Patient Selection. Ann Surg Oncol 26(3):703-704, 2019. PMID: 30539493.

Abstracts

1. Hierl A, Austin MT, Hirata Y, Kim MP, Maxwell J, Snyder R, Tzeng CW, Perrier N, Lee J, Katz M, Ikoma N. Robotic Spleen-Preserving Distal Pancreatectomy for Neuroendocrine Tumors. 2025 AHPBA Annual Meeting, 2025. e-Pub 2025.
2. Ikoma N, Seo YD, Newhook TE, Maxwell JE, Kim MP, Tran Cao HS, Tzeng CD, Chun YS, Lee JE, Vauthey JN, Katz MHG. Quality of superior mesenteric and hepatic artery dissection in robotic pancreatoduodenectomy for pancreatic cancer. J Hepatobiliary Pancreat Sci 30(1):e1-e2, 2023. e-Pub 2023. PMID: 35950790.
3. Hirata Y, Mansfield P, Badgwell BD, Ikoma N. Evidence-Based Surgical Approach to Gastroesophageal Junction Cancer: How We Do Robotic Transhiatal Lower Mediastinal Dissection and Esophagojejunostomy. Ann Surg Oncol. e-Pub 2023. PMID: 36658247.
4. Hirata Y, Witt R, Prakash L, Arvide E, Robinson K, Gottumukkala V, Tzeng CW, Mansfield P, Badgwell B, Ikoma N. Analysis of opioid use in patients undergoing open versus robotic gastrectomy. SSO 2022 Annual Conference, 2022. e-Pub 2022.
5. Witt R, Traweek R, Arvide E, Nguyen S, Ikoma N, Newhook T, Tzeng CW, Chun YS, Vauthey JN, Tran Cao H. Opioid reduction following minimally invasive liver surgery: aiming beyond incision size. SSAT Annual Meeting 2022, 2022. e-Pub 2022.
6. Concors S, Arvide E, Prakash L, Soones T, Ngo-Huang A, Nguyen V, Newhook T, Ikoma N, Maxwell J, Tran Cao H, Chun Y, Kim M, Lee J, Vauthey JN, Katz M, Tzeng CW. Mitigating morbidity in older patients undergoing major pancreatic and hepatobiliary surgery. SSAT Annual Meeting 2022, 2022. e-Pub 2022.
7. Agnes A, Hirata Y, Prakash LR, Mansfield P, Gadgwell B, Ikoma N. External validation of the PERI-Gastric model for predicting peritoneal failure after curative-aim gastrectomy. SSAT Digestive Disease Week 2022, 2022. e-Pub 2022.
8. Hirata Y, Agnes A, Prakash LR, Mansfield P, Badgwell BD, Ikoma N. Clinicopathological Impact of the Borrmann Type in Advanced Gastric Cancer. SSAT Digestive Disease Week, 2022. e-Pub 2022.
9. Hirata Y, Tzeng CW, Ikoma N. Value of robotic surgery in the era of opioid crisis. SSO 2022 Annual Conference, 2022. e-Pub 2022.
10. Zhao M, Prakash L, Hill V, Maxwell J, Newhook T, Ikoma N, Tzeng CW, Lee J, Katz M, Kim M. Development of an accumulation index to identify pancreatic side branch intraductal papillary mucinous neoplasms with underlying malignancy. SSAT Annual Meeting 2022, 2022. e-Pub 2022.
11. Zhao M, Prakash L, Hill V, Chiang YJ, Lee J, Ross W, Coronel E, Ge P, Weston B, Maxwell J, Newhook T, Tzeng CW, Ikoma N, Lee J, Katz M, Bhutani M, Kim M. Cyst fluid glucose levels are superior to cyst fluid CEA levels in the identification of mucinous pancreatic cysts. SSAT Annual Meeting 2022, 2022. e-Pub 2022.
12. Ikoma N, Kim MP, Tran Cao HS, Prakash LP, Maxwell JE, Tzeng CW, Mansfield PF, Lee JE, Badgwell BD, Katz MHG. Early Experience of a Robotic Foregut Surgery Program at a Cancer Center: Video of Shared Steps in Robotic Pancreatoduodenectomy and Gastrectomy. AHPBA 2021 Annual Meeting, 2021. e-Pub 2021.
13. Swords D, Prakash L, Newhook T, Tran Cao H, Ikoma N, Maxwell J, Kim M, Lee J, Katz M, Tzeng CW. Neighborhood-Level Socioeconomic Status and Outcomes in Patients with Localized Pancreatic Adenocarcinoma Treated with First-Line Folfirnox. AHPBA 2021 Annual Meeting, 2021. e-Pub 2021.
14. DiPeri TP, Newhook TE, Prakash LR, Ikoma N, Maxwell JE, Kim MP, Lee JE, Katz MHG, Tzeng CW. Prognostic Significance of Preoperative and Postoperative CA 19-9 Normalization in Pancreatic Adenocarcinoma Treated with Neoadjuvant Therapy or Surgery First. AHPBA 2021 Annual Meeting, 2021. e-Pub 2021.
15. Fujii Y, Tzeng CW, Chiang YJ, Halperin DM, Dasari A, Kim MP, Katz MHG, Lee JE, Ikoma N. Survival Impact of Incidence of Lymph Node Metastases and Radical Resection for Duodenal Neuroendocrine Tumors: Analyses of the National Cancer Database 2004-2016. AHPBA 2021 Annual Meeting, 2021. e-Pub 2021.
16. Donovan EC, Prakash LR, Bruno ML, Ikoma N, Vauthey JN, Tzeng CW, Katz MHG, Lee JE, Kim MP. Incidence of Postoperative Complications Following Pancreatectomy for Mucinous Cystic Lesions versus Pancreatic Cancer. AHPBA 2021 Annual Meeting, 2021. e-Pub 2021.
17. Newton A, Newhook T, Prakash L, Bruno M, Dewhurst W, Arvide E, Ikoma N, Kim M, Maxwell J, Lee J, Katz M, Tzeng CW. Validation of practice-specific Drain fluid amylase cutoffs Following Pancreaticoduodenectomy in Risk-stratified pancreatectomy Care pathways. AHPBA 2021 Annual Meeting, 2021. e-Pub 2021.
18. Newton AD, Newhook TW, Prakash LR, Bruno ML, Dewhurst WL, Arvide EM, Ikoma N, Kim MP, Naxwell JE, Lee JE, Katz MHG, Tzeng CW. Iterative Changes in Risk-Stratified Pancreatectomy Clinical Pathways and Factors Associated with Accelerated Discharge After Pancreaticoduodenectomy. SSAT Annual Meeting, 2021. e-Pub 2021.
19. Newton AD, Newhook TE, Prakash LR, Bruno ML, Dewhurst WL, Arvide EM, Ikoma N, Kim MP, Maxwell JE, Lee JE, Katz MHG, Tzeng CD. Validation of Practice-Specific Drain Fluid Amylase Cutoffs Following Pancreaticoduodenectomy in Risk-Stratified Pancreatectomy Care Pathways. SSAT 2021 Annual Conference, 2021. e-Pub 2021.
20. Kim BJ, Newhook TE, Tzeng CD, Ikoma N, Chiang YJ, Chun YS, Aloia TA, Vauthey JN, Tran Cao HS. Oncologic quality metrics for biliary tract cancer surgery – differential performance by approach. Cholangiocarcinoma Foundation Annual Meeting, 2021. e-Pub 2021.
21. Ikoma N, Kim MP, Zeng CDT, Tran Cao HS, Lee JE, Katz MH. External Retraction Techniques for Robotic Pancreatoduodenectomy. IHPBA 2020 Virtual Congress, 2020. e-Pub 2020.
22. Ikoma N. How to Success as an Outlier Surgeon. 120th Annual Congress of Japan Surgical Society, 2020. e-Pub 2020.
23. Ikoma N. Surgical Decision-Making and Strategy to Protect Cancer Patients from COVID-19 at MD Anderson Cancer Center. 120th Annual Congress of Japan Surgical Society, 2020. e-Pub 2020.
24. Ikoma N, Badgwell B, Mansfield P. Fluorescent-Image Guidance in Robotic Subtotal Gastrectomy. Society of Surgical Oncology, 2020. e-Pub 2020.
25. Day RW, Newhook TE, Dewhurst W, Arvice M, Bruno M, Kim MP, Tran Cao HS, Ikoma N, Chun YS, Aloia TA, Katz MH, Lee JE, Vauthey JN, Tzeng CW. Patient-Specific Opioid Volume Calculations Reduce Discharge Prescriptions after Hepato-Pancreato-Biliary Surgery. AHPBA 2020 Annual Meeting, 2020. e-Pub 2020.
26. Newhook TE, Griffin JF, Slack RS, Vreeland TJ, Prakash L, Ikoma N, Kim MP, Vauthey JN, Lee JE, Katz MHG, Tzeng CD. Both CA19-9 Response Trajectory and Normalization During Neoadjuvant Therapy Are Associated with Post-Resection Prognosis in Pancreatic Adenocarcinoma Patients. Society of Surgical Oncology, 2020. e-Pub 2020.
27. Keung EZ, Rajkot N, Cormier JN, Torres KE, Somaiah N, Hunt KK, Feig BW, Ikoma N, Roland CL. The impact of surveillance interval following resection of primary well differentiated liposarcoma of the retroperitoneum. South Texas Chapter ACS Annual Meeting, 2020. e-Pub 2020.
28. Griffin JF, Newhook TE, Vreeland TJ, Prakash L, Kim MP, Ikoma N, Vauthey JN, Katz MHG, Lee JE, Tzeng CD. Baseline CA19-9 at Diagnosis Stratifies Prognosis in Patients with Resected Pancreatic Adenocarcinoma Treated with Neoadjuvant Therapy or Surgery-First Sequencing. Americas Hepato-Pancreato-Biliary Association Annual Meeting 2020, 2020. e-Pub 2020.
29. Ikoma N. Thoracic vs Abdominal Approach for Proximal Gastric and EG Junction Tumors,. Commission on Cancer, Advisory Council for General Surgery, American College of Surgeons, 2019. e-Pub 2019.
30. Mitchell KG, Ikoma N, Nelson DB, Maru DM, Erasmus JJ, Weston BR, Vaporciyan AA, Antonoff MB, Mehran RJ, Rice DC, Roth JA, Swisher SG, Sepesi B, Walsh GL, Correa AM, Das P, Blum MA, Badgwell BD, Hofstetter WL. Mediastinal Nodal Involvement After Neoadjuvant Chemoradiation For Siewert II/III Adenocarcinoma. Ann Thorac Surg. e-Pub 2019. PMID: 31102632.
31. Kaseb AO, Pestana RC, Vence LM, Blando JM, Singh S, Ikoma N, J-N V, Allison JP, Sharma P. Early postoperative drain fluid amylase in risk stratified patients: Implications for tailored post pancreatectomy drain management. 2019 Annual Meeting of the American Hepato-Pancreato-Biliary Association, Miami Beach, FL, 2019. e-Pub 2019.
32. Ikoma N, Hofstetter W, Ajani JA, Estrella J, Das P, Fournier K, Mansfield P, Badgwell BD. The ypT Category Does Not Impact Overall Survival in Node Negative Gastric Cancer. The 91st Annual Meeting of The Japanese Gastric Cancer Association, 2019. e-Pub 2019.
33. Kaseb AO, Pestana RC, Vence LM, Blando JM, Singh S, Ikoma N, Vauthey JN, Allison JP, Sharma P. Randomized, open-label, perioperative phase II stufy evaluating nivolumab alone versus nivolumab plus ipilimumab in patients with resectable HCC. Oral Presentation, ASCO-SITC Clinical Immuno-Oncology Symposium, San Francisco, CA, 2019. e-Pub 2019.
34. Kaseb AO, Pestana RC, Vence LM, Blando JM, Singh S, Ikoma N, J-N V, Allison JP, Sharma P. Randomized, open-label, perioperative phase II study evaluating nivolumab alone versus nivolumab plus ipilimumab in patients with resectable HCC. ASCO-SITC Clinical Immuno-Oncology Symposium, San Francisco, CA, 2019. e-Pub 2019.
35. Kaseb AO, Pestana RC, Vence LM, Blando JM, Singh S, Ikoma N, J-N V, Allison JP, Sharma P. Randomized, open-label, perioperative phase II study evaluating nivolumab alone versus nivolumab plus ipilimumab in patients with resectable HCC. Gastrointestinal Cancers Symposium (ASCO-GI), San Francisco, CA, 2019. e-Pub 2019.
36. Lee A, Prakash L, Chiang Y, Kim M, Ikoma N, Aloia T, Vauthey J, Lee J, Katz M, Tzeng C. Pathologic nodal staging of resected pancreatic adenocarcinomas predicts survival regardless of treatment sequencing. Society of Surgical Oncology 72nd Annual Cancer Symposium, San Diego, CA, 2019. e-Pub 2019.
37. Mitchell KG, Ikoma N, Nelson DB, Maru DM, Erasmus JJ, Vaporciyan AA, Antonoff MB, Mehran RJ, Rice DC, Roth JA, Swisher SG, Sepesi B, Walsh GL, Correa AM, Badgwell BD, Hofstetter WL. Predictors of mediastinal involvement after neoadjuvant chemoradiation in adenocarcinoma of the gastroesophageal junction. Southern Thoracic Surgical Association 65th Annual Meeting, 2018. e-Pub 2018.
38. Ikoma N, Agnes A, Chen HC, Wang X, Blum MM, Das P, Minsky B, Estrella JS, Mansfield P, Ajani JA, Badgwell BD. Linitis Plastica: A Distinct Type of Gastric Cancer That Needs a Clear Definition. Poster presentation, Western Surgical Association 2019 Annual Meeting, Los Cabos, Mexico, 2018. e-Pub 2018.
39. Ikoma N, Das P, Ajani JA, Estrella JS, Chen HC, Wang X, Roland CL, Fournier KF, Cormier JN, Mansfield P, Badgwell BD. Preoperative Chemoradiation Therapy Induces Primary-tumor Complete Response More Frequently Than Chemotherapy Alone in Gastric Cancer. Oral poster presentation. The 118th Annual Congress of Japan Surgical Society, Tokyo, Japan, 2018. e-Pub 2018.
40. Vicente D, Ikoma N, Chiang YJ, Fournier K, Mansfield P, Ajani AJ, Badgwell BD. Preoperative Therapy for Gastric Adenocarcinoma is Protective for Poor Oncologic Outcomes in Patients with Complications after Gastrectomy. Accepted for oral presentation. Society of Surgical Oncology 71th Annual Cancer Symposium, Chicago, IL, 2018. e-Pub 2018.
41. Ikoma N, Estrella JS, Hofstetter W, Das P, Ajani JA, Fournier K, Mansfield P, Badgwell BD. Nodal Downstaging in Gastric Cancer: Promising Survival if ypN0 Is Achieved. Oral presentation (Plenary session), Awarded Best Clinical Research Paper. Society of Surg Oncology 71th Annual Cancer Symposium, Chicago, IL, 2018. e-Pub 2018.
42. Ikoma N, Estrella JS, Hofstetter W, Ajani JA, Fournier K, Mansfield P, Skibber JM, Badgwell BD. Surgeon Assessment of Gastric Cancer Lymph Node Specimens. Oral presentation, Society of Surgical Oncology 71st Annual Cancer Symposium, Chicago, IL, 2018. e-Pub 2018.
43. Ikoma N, Cormier, JN, Feig B, Du XL, Yamal JM, Hofstetter W, Das P, Ajani JA, Roland C, Fournier K, Royal R, Mansfield P, Badgwell BD. Racial Disparities in Preoperative Chemotherapy Use in Gastric Cancer Patients in the United States. Oral presentation. The 13th Annual Academic Surgical Congress, Jacksonville, Florida, 2018. e-Pub 2018.
44. Ikoma N, Estrella JS, Hofstetter W, Das P, Ajani JA, Fournier KF, Mansfield P, Badgwell BD. Nodal downstaging in gastric cancer in relation to survival when ypN0 is achieved. Poster presentation. Gastrointestinal Cancers Symposium, San Francisco, California, 2018. e-Pub 2018.
45. Vicente D, Ikoma N, Chiang YJ, Fournier K, Mansfield P, Ajani AJ, Badgwell BD. Preoperative Therapy for Gastric Adenocarcinoma is Protective for Poor Oncologic Outcomes in Patients with Complications after Gastrectomy. Poster presentation. Gastrointestinal Cancers Symposium, San Francisco, California, 2017. e-Pub 2017.
46. Keung E, Ikoma N, Benjamin R, Wang WL, Lazar A, Feig BW. Fifty Shades of Yellow: Not All Well Differentiated Liposarcoma Are Created Equal – The Clinical Behavior of WDLPS Can Be Extremely Variable. Poster presentation. The 22nd Annual Meeting of the Connective Tissue Oncology Society, Maui, Hawaii, 2017. e-Pub 2017.
47. Ikoma N, Das P, Ajani JA, Estrella JS, Chen HC, Wang X, Roland CL, Fournier KF, Cormier JN, Mansfield P, Badgwell BD. Preoperative Chemoradiation Therapy Induces Primary-tumor Complete Response More Frequently Than Chemotherapy Alone in Gastric Cancer. Oral presentation. Western Surgical Association 2017 Annual Meeting, 2017. e-Pub 2017.
48. Ikoma N, Blum M, Estrella JS, Fournier K, Mansfield P, Ajani J, Badgwell B. Left Gastric Artery Lymph Nodes Should Be Included in D1 Lymph Node Dissection in Gastric Cancer. Poster Presentation. Digestive Disease Week, Chicago, IL, 2017. e-Pub 2017.
49. Ikoma N, Blum M, Estrella JS, Fournier K, Mansfield P, Ajani J, Badgwell B. Preoperative Chemoradiation Therapy Does Not Increase Risk of Anastomotic Leak in Gastric Cancer Patients. Oral Presentation. Digestive Disease Week, Chicago, IL, 2017. e-Pub 2017.
50. Ikoma N, Chen SC, Wang X, Blum M, Estrella JS, Fournier K, Mansfield P, Ajani J, Badgwell B. Effect of Preoperative Therapy on Recurrence Sites and Survival of Gastric Cancer. Oral Presentation. Awarded Traveler’s Grant/Young Investigator Award. The 117th Annual Congress of Japan Surgical Society, Yokohama, Japan, 2017. e-Pub 2017.
51. Ikoma N, Estrella JS, Blum M, Chen SC, Wang X, Fournier K, Mansfield P, Ajani J, Badgwell B. Impact of Central Lymph Node Examination in Gastric Cancer. Poster Presentation. Society of Surgical Oncology 70th Annual cancer Symposium, Seattle, Washington, 2017. e-Pub 2017.
52. Ikoma N, Roland CL, Chiang YJ, Torres KE, Cormier JN, Somaiah N, Hunt KK, Feig BW. Timing and Extent of Surgical Resection for Recurrent Retroperitoneal Well-Differentiated Liposarcoma. Poster presentation. Society of Surgical Oncology 70th Annual cancer Symposium, Seattle, Washington, 2017. e-Pub 2017.
53. Ikoma, N, Estrella JS, Blum M, Chen SC, Wang X, Fournier K, Mansfield P, Ajani J, Badgwell B. Lymph Node Metastasis in Gastric Cancer – Location of Positive Station Predicts Survival After Preoperative Therapy. Poster Presentation. Gastrointestinal Cancers Symposium, San Francisco, California, 2017. e-Pub 2017.
54. Ikoma N, Chen SC, Wang X, Blum M, Estrella JS, Fournier K, Mansfield P, Ajani J, Badgwell B. Recurrence Patterns of Gastric Cancer In the Era of Preoperative Therapy. Poster Presentation. Gastrointestinal Cancers Symposium, San Francisco, California, 2017. e-Pub 2017.
55. Ikoma N, Roland CL, Chiang YJ, Torres KE, Hunt KK, Mann GN, Cormier JN, Feig BW. Does Extended Surgical Resection Improve Outcomes in Primary Retroperitoneal Well-differentiated Liposarcoma?. Poster presentation. The 21st Annual Meeting of the Connective Tissue Oncology Society, Lisbon, Portugal, 2016. e-Pub 2016.
56. Ikoma N, Blum M, Ajani J, Chiang Y, Fournier K, Mansfield P, Badgwell B. Lymph Node Metastasis Frequency and Survival in pT1T2 Gastric Cancer: A Western Report. Oral presentation. Awarded Traveler's Grant/Young Investigator Award. The 116th Annual Congress of Japan Surgical Society, Osaka, Japan, 2016. e-Pub 2016.
57. Ikoma N, Elimova E, Blum M, Ajani J, Chiang Y, Fournier K, Mansfield P, Badgwell B. Yield of Staging Laparoscopy in Gastric Cancer. Selected as one of the five finalists for the Poster Contest in Best Clinical Research Poster category. Society of Surgical Oncology 69th Annual cancer Symposium, Boston, Massachusetts, 2016. e-Pub 2016.
58. Ikoma N, Watson K, Roland C, Hunt K, Cormier J, Mann G, Ravi V, Torres K, Feig B. Recurrence Patterns and Impact of Salvage Recurrence Patterns and Impact of Salvage Surgery for Leiomyosarcoma in the RetroperitoneumSurgery for Leiomyosarcoma in the Retroperitoneum. Poster presentation. Society of Surgical Oncology 69th Annual cancer Symposium, Boston, Massachusetts, 2016. e-Pub 2016.
59. Ikoma N, Elimova E, Blum M, Ajani J, Chiang Y, Fournier K, Mansfield P, Badgwell B. Race is a Risk for Lymph Node Metastasis in Early T Stage Gastric Cancer. Poster presentation. Society of Surgical Oncology 69th Annual cancer Symposium, Boston, Massachusetts, 2016. e-Pub 2016.
60. Ikoma N, Elimova E, Blum M, Ajani J, Chiang Y, Fournier K, Mansfield P, Badgwell B. Survival in T1T2 Gastric Cancer. Poster Presentation. Gastrointestinal Cancers Symposium, San Francisco, California, 2016. e-Pub 2016.
61. Ikoma N, Elimova E, Blum M, Ajani J, Chiang Y, Fournier K, Mansfield P, Badgwell B. Staging Laparoscopy with Cytology Analysis in gastric Cancer. Poster Presentation. Gastrointestinal Cancers Symposium, San Francisco, California, 2016. e-Pub 2016.
62. Orr WS, Watson K, Feig R, Ikoma N, De Rosa N, Giacco G, Ravi V, Benjamin R, Madewell JE, Cormier JN, Hunt KK, Roland CL, Feig BW, Torres KE. Is F-18 Fluoro-2-deoxy-D-glucose Positron Emission Tomography (FDG-PET/CT) of Value in Soft Tissue Sarcoma Management?. Poster Presentation. Society of Surgical Oncology 68th Annual Cancer Symposium, Houston, Texas. March 2015, 2015. e-Pub 2015.
63. Ikoma N, Landers S, Watson K, Al Sannaa G, Ingram D, Wang W, Lazar A, Somaiah N, Roland C, Cormier J, Hunt K, Feig B, Torres K. Clinicopathologic Comparison of Retroperitoneal Undifferentiated Pleomorphic Sarcoma and Dedifferentiated Liposarcoma. Poster Presentation: Selected for Poster Grand Rounds. Society of Surgical Oncology 68th Annual Cancer Symposium, Houston, Texas, 2015. e-Pub 2015.
64. Ikoma N. What Young Surgeons Learn From Surgical Residency in The United States. The 76th Annual Congress of Japanese Surgical Association, 2014. e-Pub 2014.
65. Ikoma N, Torres K, Somaiah N, Hunt K, Cormier J, Tseng W, Lev D, Pollock R, Feig B. Accuracy of Percutaneous Biopsy for Retroperitoneal Liposarcoma. Poster Presentation. Selected for Oral Presentation at Poster Grand Rounds. Society of Surgical Oncology 67th Annual Cancer Symposium, Phoenix, Arizona, 2014. e-Pub 2014.
66. Ikoma N, Torres K, Cormier J, Hunt K, Yu N, Feig B. Spindle Cell Tumors of the Colon and Rectum. Poster Presentation. Society of Surgical Oncology 67th Annual Cancer Symposium, Phoenix, Arizona, 2014. e-Pub 2014.
67. Fukuhara S, Montgomery M, Ikoma N, Miyata R. Modified Surgical Technique for Pancreaticoduodenectomy following Coronary Artery Bypass Grafting using an in situ Right Gastroepiploic Artery. Oral Presentation. Society of Surgical Oncology 67th Annual Cancer Symposium, Phoenix, Arizona, 2014. e-Pub 2014.
68. Ikoma N. Ultrasound guided intraoperative transduodenal pancreatic head biopsy - technical note. 2014 Annual meeting of Americas Hepato-Pancreato-Biliary Association, Miami, Florida, 2014. e-Pub 2014.
69. Ikoma N. Laparoscopic liver mobilization - tricks of the trade to avoid complications. 2014 annual meeting of Americas Hepato-Pancreato-Biliary Association, Miami, Florida, 2014. e-Pub 2014.
70. Ikoma N, Itano O, Fukuhara S, Kitagawa Y. Safety and Efficacy of Laparoscopic Colectomy on Elderly Colon Cancer Patients: Age Specific Outcomes of Laparoscopic Colectomy. Poster Presentation. The 11th Annual Meeting of the International Society of Gastrointestinal Oncology, Washington DC, 2013. e-Pub 2013.
71. Ikoma N, Itano O, Oshima G, Fukuhara S, Kitagawa Y. Superficial Pre-coagulation, Sealing and Transection (SPST) Method: A Bloodless and Eco-friendly Laparoscopic Liver Transection Technique. Poster Presentation. Society of American Gastrointestinal and Endoscopic Surgeons 2013 Annual Meeting, Baltimore, Maryland, 2013. e-Pub 2013.
72. Ikoma N, Karahashi T, Shimizu K, Inoue Y, Uchida H, Yoshimizu N, Seki M, Sakurai T, Nakajima K, Hashimoto M, Hosoda Y. A case of gallbladder SCC with invasion to liver, pancreas, and right colon, who underwent hapato-pancreato-duodenectomy and right colectomy. Oral presentation. 2011 Annual Meeting of Tokyo Surgical Society, Tokyo, Japan, 2011. e-Pub 2011.
73. Ikoma N, Yoshimizu N, Inoue Y, Uchida H, Seki M, Karahashi T, Sakuai T, Nakajima K, Hashimoto M, Hosoda Y. A case with concurrent esophageal and gastric cancer; complete response after 2 cycles of DCS therapy. Poster presentation. The 48th Annual Meeting of the Japan Society of Clinical Oncology, Kyoto, Japan, 2010. e-Pub 2010.
74. Ikoma N, Karahashi T, Inoue Y, Uchida H, Yoshimizu N, Seki M, Sakurai T, Nakajima K, Hashimoto M, Hosoda Y, Shimizu K, Hosoda Y. Oral presentation. 2010 Annual Meeting of Saitama Surgical Society, Saitama, Japan. A case of tumor-forming pancreatitis for whom intraoperative pancreatic biopsy was useful, 2010. e-Pub 2010.
75. Ikoma N, Itano O, Maeda S, Ishikawa H, Koyama Y, Kitagawa Y. Effectiveness of laparoscopic colectomy for the elderly - Age specific postoperative morbidity and mortality of 32 cases. Oral Presentation. The 112th Annual Congress of Japan Surgical Society, Aichi, 2010. e-Pub 2010.
76. Ikoma N, Itano O, Maeda S, Ishikawa H, Koyama Y, Kitagawa Y. Three remote laparoscopic hepatectomies for recurrent HCC. Oral presentation. The 21st Annual Meeting of the Japan Society of Endoscopic Surgery, Tokyo, Japan, 2009. e-Pub 2009.
77. Ikoma N, Ishikawa H, Maeda S, Itano O, Koyama Y. A case report; Colonic perforation in a case of Adult Hirschsprung’s disease with AChE negative neuronal fibers. Oral presentation. Annual Congress of Japan Surgical Association, Kyoto, Japan, 2009. e-Pub 2009.
78. Ikoma N, Ishikawa H, Maeda S, Itano O, Koyama Y. A case report; Perforated Intersusception of ileocecal cancer. Oral Presentation. 2009 Annual Meeting of Tokyo Surgical Society, Tokyo, Japan, 2009. e-Pub 2009.
79. Ikoma N, Shinozaki H, Kozuki A, Ibuki S, Sugano K, Mukai M, Masuda Y, Kobayashi K, Ogata Y. A case report; HCC arising in non-cirrhotic liver of hemochromatosis patient. Oral Presentation. The 108th Annual Congress of Japan Surgical Society, Nagasaki, Japan, 2008. e-Pub 2008.
80. Ikoma N. Strategic approach to building a robotic surgery program for pancreatic/gastric cancer at MD Anderson Cancer Center. The 121st Annual Congress of the Japan Surgical Society.
81. Ikoma N. Strategic approach to building a robotic surgery program for pancreatic/gastric cancer at a major cancer center in the United States. 32nd Meeting of Japanese Society of Hepato-Biliary-Pancreatic Surgery Oral presentation.

Book Chapters

1. Hirata Y, Mansfield P, Ikoma N. Management of the positive proximal margin in Siewert II and III gastroesophageal junction cancer. In: . In: Difficult Decisions in Surgery: An Evidence-Based Approach. Springer, 567–578, 2023.
2. Ikoma N, Roland CL, Feig BW. Soft Tissue and Bone Sarcoma. In: The MD Anderson Surgical Oncology Handbook. Sixth. Wolters Kluwer, 143-171, 2018.
3. Egger ME, Ikoma N, Badgwell BD. Primary Gastric Malignancies. In: The MD Anderson Surgical Oncology Handbook. Sixth. Wolters Kluwer, 235-268, 2018.

Letters to the Editor

1. Yousef M, Yousef A, Hurd MW, Pillai A, Chowdhury S, Snyder R, Knafl M, Lewis RL, Roy PM, Fanaeian M, Albarouki S, Castelnovo LF, Peterson J, Smaglo BG, Wolff RA, Pant S, Willis J, Huey R, Overman M, Tzeng CW, Kim MP, Ikoma N, Maxwell JE, Katz MHG, Wang H, Maitra A, Koay E, Ludmir EB, Chen A, Lopez C, Ying H, Shen JP, Zhao D. KRAS mutation detection by liquid biopsy for pancreatic ductal adenocarcinoma. J Hematol Oncol 18: 44, 2025.