Seungtaek L. Choi, M.D.
Department of GU Radiation Oncology, Division of Radiation Oncology
About Dr. Choi
Dr. Choi is a Professor in the Department of Clinical Radiation Oncology specializing in Genitourinary cancers. He treats patients with both x-rays and protons. His research interests include the use of imaging for better identification and localization of cancers for radiation therapy and the use of proton therapy for GU malignancies.
He graduated from MIT with a bachelor's degree in nuclear engineering. He received his M.D. from Cornell University Medical College. His medical training consists of internship in Internal Medicine at UCLA, residency at University of Washington Medical Center, and fellowship in IMRT at MD Anderson Cancer Center.
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Present Title & Affiliation
Primary Appointment
Department Chair ad interim, Department of Genitourinary Radiation Oncology, Division of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
Professor, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
Program Director for the Advanced Radiation Oncology Fellowship, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
Dual/Joint/Adjunct Appointment
Professor, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
Program Director for the Advanced Radiation Oncology Fellowship, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX
Education & Training
Degree-Granting Education
| 2000 | Cornell University Medical College, New York, New York, US, MD |
| 1996 | Massachusetts Institute of Technology, Cambridge, Massachusetts, US, Nuclear Engineering, BS |
Postgraduate Training
| 2005-2006 | Clinical Fellowship, Intensity Modulated Radiation Therapy, The University of Texas MD Anderson Cancer Center, Houston, Texas |
| 2001-2005 | Clinical Residency, Radiation Oncology, University of Washington Medical Center, Seattle, Washington |
| 2000-2001 | Clinical Internship, Internal Medicine, UCLA Medical Center, Los Angeles, California |
Board Certifications
| 2006 | American Board of Radiology |
Experience & Service
Academic Appointments
Associate Fellowship Director, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2017 - 2020
Associate Professor, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2013 - 2020
Assistant Professor, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2006 - 2013
Research Assistant, Department of Clinical Pharmacology, Cornell University Medical College and Marine Biological Laboratories, New York, NY, 1998 - 2000
Research Assistant, Department of Radiation Oncology, Massachusetts General Hospital, Boston, MA, 1994 - 1995
Research Assistant, Department of Nuclear Engineering, Massachusetts Institute of Technology, Cambridge, MA, 1993 - 1994
Administrative Appointments/Responsibilities
Department Chair ad interim, Department of Genitourinary Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2023 - Present
Genitourinary Section Chief, ad interim, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2019 - 2023
Section Chief, ad interim, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2015 - 2017
Clinical Medical Director, Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston, TX, 2012 - 2015
Other Appointments/Responsibilities
Member, M.D. Anderson Physicians Network, Houston, TX, 2013 - Present
Adjunct Member, The University of Texas Graduate School of Biomedical Sciences, Houston, TX, 2007 - 2008
Institutional Committee Activities
Member, PRS Budget and Finance Committee, 2015 - Present
Member, Radiation Safety Committee, 2011 - Present
Member, Infection Control Committee, 2011 - 2015
Member, Faculty Senate, 2008 - 2012
Member, Quality Improvement Oversight Committee, 2008 - 2012
Honors & Awards
| Park A. and Ann L. Hodges Prize for Scientific Writing, Massachusetts Institute of Technology | |
| National Nuclear Engineering Honors Society, Alpha Nu Sigma | |
| National Engineering Honors Society, Tau Beta Pi | |
| Irving Kaplan Award for Outstanding Junior, Nuclear Engineering Department, Massachusetts Institute of Technology | |
| Finalist in the American Nuclear Society Design Project Contest, American Nuclear Society | |
| Roy Axford Award for Outstanding Senior, Nuclear Engineering Department, Massachusetts Institute of Technology | |
| Glickman Fellowship in Gynecological Oncology, New York Hospital, New York, NY | |
| Alpha Omega Alpha, Alpha Omega Alpha Society | |
| Luis Delclos Excellence in Teaching Award for Resident Teaching, MD Anderson Radiation Oncology Department |
Professional Memberships
Selected Publications
Peer-Reviewed Articles
- Sosa, A, Rooney, MK, Thames, HD, Sanders, JW, Swanson, DM, Choi, S, Nguyen, Q, Mok, H, Kuban, DA, Ron Zhu, X, Shah, SJ, Mayo, LL, Hoffman, K, Tang, C, McGuire, SE, Sahoo, N, Zhang, X, Lee, AK, Pugh, T, Mahmood, U, Davis, JW, Chapin, BF, Corn, P, Kudchadker, R, Ausat, N, Frank, SJ. Proton therapy toxicity outcomes for localized prostate cancer. Clinical and Translational Radiation Oncology 48, 2024. PMID: 39188999.
- Weng J, Mesko S, Chronowski G, Lee P, Choi S, Das P, Koong AC, French K, Aloia T, Ehlers R, Elrod-Joplin D, Kerr A, Smith R, Martinez W, Bloom E, Shah SJ, Ning MS, Liao Z, Herman J, Moningi S, Moreno AC, Nguyen QN. Optimizing Outpatient Radiation Oncology Consult Workflow by Using Time-Driven Activity-Based Costing: Efficiency and Financial Impacts. JCO Oncol Pract 20(5):OP2300037, 2024. e-Pub 2024. PMID: 38330252.
- Sritharan K, Akhiat H, Cahill D, Choi S, Choudhury A, Chung P, Diaz J, Dysager L, Hall W, Huddart R, Kerkmeijer LGW, Lawton C, Mohajer J, Murray J, Nyborg CJ, Pos FJ, Rigo M, Schytte T, Sidhom M, Sohaib A, Tan A, van der Voort van Zyp J, Vesprini D, Zelefsky MJ, Tree AC. Development of prostate bed delineation consensus guidelines for MRI-guided radiotherapy and assessment of its impact on interobserver variability. International Journal of Radiation Oncology Biology Physics 118(2):378-389, 2024. PMID: 37633499.
- Wang L, Sanders J, Ward JF, Lee SR, Poenisch F, Swanson DM, Sahoo N, Zhu XR, Ma J, Kudchadker RJ, Choi SL, Nguyen QN, Mayo LL, Shah SJ, Frank SJ. A Novel Polymer-Encapsulated Multi-Imaging Modality Fiducial Marker with Positive Signal Contrast for Image-Guided Radiation Therapy. Cancers (Basel) 16(3), 2024. e-Pub 2024. PMID: 38339376.
- Sosa AJ, Thames HD, Sanders JW, Choi SL, Nguyen QN, Mok H, Ron Zhu X, Shah S, Mayo LL, Hoffman KE, Tang C, Lee AK, Pugh TJ, Kudchadker R, Frank SJ. Proton Therapy for the Management of Localized Prostate Cancer: Long-Term Clinical Outcomes at a Comprehensive Cancer Center. Radiotherapy and Oncology 188:109854, 2023. PMID: 37597805.
- Andring LM, Abu-Gheida I, Bathala T, Yoder AK, Manzar GS, Maldonado JA, Frank SJ, Choi S, Nguyen QN, Hoffman K, McGuire SE, Mok H, Aparicio A, Chapin BF, Tang C. Definitive local therapy for T4 prostate cancer associated with improved local control and survival. BJU international 132(3):307-313, 2023. PMID: 37057728.
- Teunissen FR, Willigenburg T, Tree AC, Hall WA, Choi SL, Choudhury A, Christodouleas JP, de Boer JCJ, de Groot-van Breugel EN, Kerkmeijer LGW, Pos FJ, Schytte T, Vesprini D, Verkooijen HM, van der Voort van Zyp JRN. Magnetic Resonance-Guided Adaptive Radiotherapy for Prostate Cancer: The First Results from the MOMENTUM study, an International Registry for the Evidence-Based Introduction of Magnetic Resonance-Guided Adaptive Radiotherapy. Practical radiation oncology 13(3):e261-e269, 2023. PMID: 36462619.
- Gunther JR, De La Cruz D, Boyce-Fappiano D, Ponnie AE, Smith L, Holliday EB, Bishop AJ, Choi SL, Koong AC, Das P, Pinnix CC. Implementation and Assessment of an Informal Virtual Elective for Medical Student Radiation Oncology Exploration During the COVID19 Pandemic: a Brief Report. Journal of Cancer Education 38(1):344-348, 2023. PMID: 35013900.
- Lakomy DS, Yang J, Vedam S, Wang J, Lee B, Sobremonte A, Castillo P, Hughes N, Mohammedsaid M, Jhingran A, Klopp AH, Choi S, Fuller CD, Lin LL. Clinical implementation and initial experience with a 1.5 Tesla MR-linac for MR-guided radiotherapy for gynecologic cancer: An R-IDEAL stage 1/2a first in humans/feasibility study of new technology implementation. Practical radiation oncology 12(4):e296-e305, 2022. PMID: 35278717.
- Tang C, Msaouel P, Hara K, Choi H, Le V, Shah AY, Wang J, Jonasch E, Choi S, Nguyen QN, Das P, Prajapati S, Yu Z, Khan K, Powell S, Murthy R, Sircar K, Tannir NM. Definitive radiotherapy in lieu of systemic therapy for oligometastatic renal cell carcinoma: a single-arm, single-centre, feasibility, phase 2 trial. Lancet Oncol 22(12):1732-1739, 2021. e-Pub 2021. PMID: 34717797.
- Bryant CM, Henderson RH, Nichols RC, Mendenhall WM, Hoppe BS, Vargas CE, Daniels TB, Choo CR, Parikh RR, Giap H, Slater JD, Vapiwala N, Barrett W, Nanda A, Mishra MV, Choi S, Liao JJ, Mendenhall NP, Co-Operative Group GSOTPT. Consensus Statement on Proton Therapy for Prostate Cancer. International Journal of Particle Therapy 8(2):1-16, 2021. PMID: 34722807.
- Wang J, Salzillo T, Jiang Y, Mackeyev Y, David Fuller C, Chung C, Choi S, Hughes N, Ding Y, Yang J, Vedam S, Krishnan S. Stability of MRI contrast agents in high-energy radiation of a 1.5T MR-Linac. Radiotherapy and Oncology 161:55-64, 2021. PMID: 34089753.
- Yang J, Vedam S, Lee B, Castillo P, Sobremonte A, Hughes N, Mohammedsaid M, Wang J, Choi S. Online adaptive planning for prostate stereotactic body radiotherapy using a 1.5 Tesla magnetic resonance imaging-guided linear accelerator. Physics and Imaging in Radiation Oncology 17:20-24, 2021. e-Pub 2020. PMID: 33898773.
- Boyce-Fappiano D, Bathala TK, Ye R, Pasalic D, Gjyshi O, Pezzi TA, Noticewala SS, McGinnis GJ, Maroongroge S, Kuban DA, Nguyen QN, McGuire SE, Hoffman KE, Choi S, Tang C, Kudchadker RJ, Frank SJ. Predictors of urinary toxicity with MRI-assisted radiosurgery for low-dose-rate prostate brachytherapy. Brachytherapy 19(5):574-583, 2020. e-Pub 2020. PMID: 32682778.
- Abu-Gheida I, Bathala TK, Maldonado JA, Khan M, Anscher MS, Frank SJ, Choi S, Nguyen QN, Hoffman KE, McGuire SE, Kim M, Kuban DA, Aparicio A, Chapin BF, Tang C. Increased frequency of Mesorectal and Perirectal LN involvement in T4 Prostate Cancers. Int J Radiat Oncol Biol Phys 107(5):982-985, 2020. e-Pub 2020. PMID: 32353391.
- Noticewala SS, Koong AC, Bloom ES, Choi S, Chronowski G, Ghafar RA, Guadagnolo BA, Gunn GB, Klopp A, Lee P, Li J, Liao Z, Ludmir EB, McAleer MF, Nguyen QN, Ning MS, Robinson IJ, Rosenthal DI, Shah SJ, Woodward WA, Zaebst DJ, Dabaja BS, Das P. Radiation Oncology Strategies to Flatten the Curve During the Coronavirus Disease 2019 (COVID-19) Pandemic: Experience From a Large Tertiary Cancer Center. Adv Radiat Oncol 5(4):567-572, 2020. e-Pub 2020. PMID: 32775771.
- Gregg JR, Davis JW, Reichard C, Wang X, Achim M, Chapin BF, Pisters L, Pettaway C, Ward JF, Choi S, Nguyen QN, Kuban D, Babaian R, Troncoso P, Madsen LT, Logothetis C, Kim J. Determining Clinically-Based Factors Associated with Reclassification in the Pre-MRI Era using a Large Prospective Active Surveillance Cohort. Urology 138:91-97, 2020. e-Pub 2019. PMID: 31899230.
- Bagley AF, Anscher MS, Choi S, Frank SJ, Hoffman KE, Kuban DA, McGuire SE, Nguyen QN, Chapin B, Aparicio A, Pezzi TA, Smith GL, Smith BD, Hess K, Tang C. Association of Sociodemographic and Health-Related Factors With Receipt of Nondefinitive Therapy Among Younger Men With High-Risk Prostate Cancer. JAMA Netw Open 3(3):e201255, 2020. e-Pub 2020. PMID: 32191331.
- Tang C, Hoffman KE, Allen PK, Gabel M, Schreiber D, Choi S, Chapin BF, Nguyen QN, Davis JW, Corn P, Logothetis C, Ward J, Frank SJ, Navai N, McGuire SE, Anscher M, Pisters L, Pettaway CA, Kumar R, Linson P, Tripuraneni P, Tomaszewski JJ, Patel AB, Augspurger M, Kuban DA. Contemporary prostate cancer treatment choices in multidisciplinary clinics referenced to national trends. Cancer 126(3):506-514, 2020. e-Pub 2019. PMID: 31742674.
- Pasalic D, Prajapati S, Ludmir EB, Tang C, Choi S, Kudchadker R, Frank SJ. Outcomes and Toxicities of Proton and Photon Radiation Therapy for Testicular Seminoma. Int J Part Ther 7(2):11-20, 2020. e-Pub 2020. PMID: 33274253.
- Pasalic D, Kuban DA, Allen PK, Tang C, Mesko SM, Grant SR, Augustyn AA, Frank SJ, Choi S, Hoffman KE, Nguyen QN, McGuire SE, Pollack A, Anscher MS. Dose Escalation for Prostate Adenocarcinoma: A Long-Term Update on the Outcomes of a Phase III, Single Institution Randomized Clinical Trial. Int J Radiat Oncol Biol Phys 104(4):790-797, 2019. e-Pub 2019. PMID: 30836166.
- Hoffman KE, Voong KR, Levy LB, Allen PK, Choi S, Schlembach PJ, Lee AK, McGuire SE, Nguyen Q, Pugh TJ, Frank SJ, Kudchadker RJ, Du W, Kuban DA. Randomized Trial of Hypofractionated, Dose-Escalated, Intensity-Modulated Radiation Therapy (IMRT) Versus Conventionally Fractionated IMRT for Localized Prostate Cancer. J Clin Oncol 36(29):2943-2949, 2018. e-Pub 2018. PMID: 30106637.
- Matuszak MM, Fuller CD, Yock TI, Hess CB, McNutt T, Jolly S, Gabriel P, Mayo CS, Thor M, Caissie A, Rao A, Owen D, Smith W, Palta J, Kapoor R, Hayman J, Waddle M, Rosenstein B, Miller R, Choi S, Moreno A, Herman J, Feng M. Performance/outcomes data and physician process challenges for practical big data efforts in radiation oncology. Med Phys 45(10):811-819, 2018. e-Pub 2018. PMID: 30229946.
- Hoffman KE, Skinner H, Pugh TJ, Voong KR, Levy LB, Choi S, Frank SJ, Lee AK, Mahmood U, McGuire SE, Schlembach PJ, Du W, Johnson J, Kudchadker RJ, Kuban DA. Patient-reported Urinary, Bowel, and Sexual Function After Hypofractionated Intensity-modulated Radiation Therapy for Prostate Cancer: Results From a Randomized Trial. Am J Clin Oncol 41(6):558-567, 2018. e-Pub 2016. PMID: 27635624.
- Pan HY, Jiang J, Hoffman KE, Tang C, Choi S, Nguyen QN, Frank SJ, Anscher MS, Shih YT, Smith BD. Comparative Toxicities and Cost of Intensity-Modulated Radiotherapy, Proton Radiation, and Stereotactic Body Radiotherapy Among Younger Men With Prostate Cancer. J Clin Oncol 36(18):1823-1830, 2018. e-Pub 2018. PMID: 29561693.
- Blanchard P, Davis JW, Frank SJ, Kim J, Pettaway CA, Pugh TJ, Pisters LL, Ward JF, Choi S, Chapin BF, Hoffman K, Navai N, Achim M, McGuire SE, Matin SF, Nguyen Q, Mahmood U, Graber WJ, Chen HC, Wang X, Kuban DA. Quality of life after brachytherapy or bilateral nerve-sparing robot-assisted radical prostatectomy for prostate cancer: a prospective cohort. BJU Int 121(4):540-548, 2018. e-Pub 2017. PMID: 28941030.
- Frank SJ, Pugh TJ, Blanchard P, Mahmood U, Graber WJ, Kudchadker RJ, Davis JW, Kim J, Choi H, Troncoso P, Kuban DA, Choi S, McGuire S, Hoffman KE, Chen HC, Wang X, Swanson DA. Prospective Phase 2 Trial of Permanent Seed Implantation Prostate Brachytherapy for Intermediate-Risk Localized Prostate Cancer: Efficacy, Toxicity, and Quality of Life Outcomes. Int J Radiat Oncol Biol Phys 100(2):374-382, 2018. e-Pub 2017. PMID: 29229325.
- Basourakos SP, Davis JW, Chapin BF, Ward JF, Pettaway CA, Pisters LL, Navai N, Achim MF, Wang X, Chen HC, Choi S, Kuban D, Troncoso P, Hanash S, Thompson TC, Kim J. Baseline and Longitudinal Plasma Caveolin-1 Level as a Biomarker in Active Surveillance for Early Stage Prostate Cancer. BJU Int 121(1):69-76, 2018. e-Pub 2017. PMID: 28710901.
- Holliday EB, Kuban DA, Levy LB, Bolukbasi Y, Master P, Choi S, Nguyen Q, McGuire SE, Mahmood U, Frank SJ, Hoffman KE. Select men benefit from androgen deprivation therapy delivered with salvage radiation therapy after prostatectomy. Prostate Cancer Prostatic Dis 20(4):389-394, 2017. e-Pub 2017. PMID: 28462945.
- Voong KR, Lal LS, Kuban DA, Pugh TJ, Swint JM, Godby J, Choi S, Lee AK, Schlembach PJ, Frank SJ, McGuire SE, Hoffman KE. Long-term economic value of hypofractionated prostate radiation: Secondary analysis of a randomized trial. Adv Radiat Oncol 2(3):249-258, 2017. e-Pub 2017. PMID: 29114589.
- Bilen MA, Hess KR, Campbell MT, Wang J, Broaddus RR, Karam JA, Ward JF, Wood CG, Choi S, Rao P, Zhang M, Naing A, General R, Cauley DH, Lin SH, Logothetis CJ, Pisters LL, Tu SM. Intratumoral heterogeneity and chemoresistance in nonseminomatous germ cell tumor of the testis. Oncotarget 7(52):86280-86289, 2016. e-Pub 2016. PMID: 27861143.
- Thaker NG, Pugh TJ, Mahmood U, Choi S, Spinks TE, Martin NE, Sio TT, Kudchadker RJ, Kaplan RS, Kuban DA, Swanson DA, Orio PF, Zelefsky MJ, Cox BW, Potters L, Buchholz TA, Feeley TW, Frank SJ. Defining the value framework for prostate brachytherapy using patient-centered outcome metrics and time-driven activity-based costing. Brachytherapy 15(3):274-82, 2016. e-Pub 2016. PMID: 26916105.
- Gunther JR, Liauw SL, Choi S, Mohamed AS, Thaker NG, Fuller CD, Stepaniak CJ, Das P, Golden DW. A Prostate Fossa Contouring Instructional Module: Implementation and Evaluation. J Am Coll Radiol. e-Pub 2016. PMID: 27210232.
- Thaker NG, Sturdevant L, Jhingran A, Das P, Delclos ME, Gunn GB, McAleer MF, Tereffe W, Choi S, Frank SJ, Simeone WJ, Martinez W, Hahn SM, Famiglietti R, Kuban DA. ReCAP: Assessing the Quality of a Radiation Oncology Case-based Peer-review Program in an Integrated Academic and Community Cancer Center Network. J Oncol Pract 12(4):e476-86, 2016. e-Pub 2016. PMID: 26931402.
- Davis JW, Ward JF, Pettaway CA, Wang X, Kuban D, Frank SJ, Lee AK, Pisters LL, Matin SF, Shah JB, Karam JA, Chapin BF, Papadopoulos JN, Achim M, Hoffman KE, Pugh TJ, Choi S, Troncoso P, Logothetis CJ, Kim J. Disease reclassification risk with stringent criteria and frequent monitoring in men with favourable-risk prostate cancer undergoing active surveillance. BJU Int. e-Pub 2015. PMID: 26059275.
- Haque W, Wages C, Zhu XR, Choi S, Pugh TJ, Frank SJ, Lee A, Mahmood U. Proton therapy for seminoma: Case report describing the technique, efficacy, and advantages of proton-based therapy for seminoma. Pract Radiat Oncol 5(2):135-40, 2015. e-Pub 2014. PMID: 25413401.
- Madsen LT, Kuban DA, Choi S, Davis JW, Kim J, Lee AK, Domain D, Levy L, Pisters LL, Pettaway CA, Ward JF, Logothetis C, Hoffman KE. Impact of a clinical trial initiative on clinical trial enrollment in a multidisciplinary prostate cancer clinic. J Natl Compr Canc Netw 12(7):993-8, 2014. PMID: 24994920.
- Hoffman KE, Voong KR, Pugh TJ, Skinner H, Levy LB, Takiar V, Choi S, Du W, Frank SJ, Johnson J, Kanke J, Kudchadker RJ, Lee AK, Mahmood U, McGuire SE, Kuban DA. Risk of late toxicity in men receiving dose-escalated hypofractionated intensity modulated prostate radiation therapy: results from a randomized trial. Int J Radiat Oncol Biol Phys 88(5):1074-84, 2014. PMID: 24661661.
- Bian SX, Kuban DA, Levy LB, Oh J, Choi S, McGuire SE, Frank SJ, Mahmood U, Nguyen PL, Pugh TJ, Lee AK, Hoffman KE. The Influence of Age and Comorbidity on the Benefit of Adding Androgen Deprivation to Dose-escalated Radiation in Men With Intermediate-risk Prostate Cancer. Am J Clin Oncol. e-Pub 2014. PMID: 24732810.
- Zhu XR, Poenisch F, Li H, Zhang X, Sahoo N, Wu RY, Li X, Lee AK, Chang EL, Choi S, Pugh T, Frank SJ, Gillin MT, Mahajan A, Grosshans DR. A single-field integrated boost treatment planning technique for spot scanning proton therapy. Radiat Oncol 9:202, 2014. e-Pub 2014. PMID: 25212571.
- Pugh TJ, Munsell MF, Choi S, Nguyen QN, Mathai B, Zhu XR, Sahoo N, Gillin M, Johnson JL, Amos RA, Dong L, Mahmood U, Kuban DA, Frank SJ, Hoffman KE, McGuire SE, Lee AK. Quality of life and toxicity from passively scattered and spot-scanning proton beam therapy for localized prostate cancer. Int J Radiat Oncol Biol Phys 87(5):946-53, 2013. e-Pub 2013. PMID: 24139077.
- Cerne JZ, McGuire SE, Grant SR, Munsell MF, Lee AK, Kudchadker RJ, Choi S, Mahmood U, Hoffman KE, Pugh TJ, Frank SJ, Kuban DA. Factors associated with improved biochemical response to neoadjuvant androgen deprivation therapy before definitive radiation therapy in prostate cancer patients. Prostate Cancer Prostatic Dis 16(4):346-51, 2013. e-Pub 2013. PMID: 23939133.
- Nguyen QN, Levy LB, Lee AK, Choi S, Frank SJ, Pugh TJ, McGuire S, Hoffman K, Kuban DA. Long-term outcomes for men with high-risk prostate cancer treated definitively with external beam radiotherapy with or without androgen deprivation. Cancer 119(18):3265-71, 2013. e-Pub 2013. PMID: 23798338.
- Piyaporn B, Choi S, Frank SJ, Ma J, Elsayes KM, Kaur H, Choi H. MRI of the Prostate Cancer in Radiation Oncology: What Radiologists Need to Know. Radiographics 33(3):741-761, 2013. PMID: 23674772.
- Bian SX, Kuban DA, Levy LB, Oh J, Castle KO, Pugh TJ, Choi S, McGuire SE, Nguyen QN, Frank SJ, Nguyen PL, Lee AK, Hoffman KE. Addition of short-term androgen deprivation therapy to dose-escalated radiation therapy improves failure-free survival for select men with intermediate-risk prostate cancer. Ann Oncol 23(9):2346-52, 2012. e-Pub 2012. PMID: 22357249.
- Vassiliev ON, Kudchadker RJ, Kuban DA, Frank SJ, Choi S, Nguyen Q, Lee AK. Dosimetric impact of fiducial markers in patients undergoing photon beam radiation therapy. Phys Med 28(3):240-4, 2012. e-Pub 2011. PMID: 21875820.
- Kim MM, Hoffman KE, Levy LB, Frank SJ, Pugh TJ, Choi S, Nguyen QN, McGuire SE, Lee AK, Kuban DA. Prostate cancer-specific mortality after definitive radiation therapy: Who dies of disease?. Eur J Cancer 48(11):1664-71, 2012. e-Pub 2012. PMID: 22336663.
- Castle KO, Hoffman KE, Levy LB, Lee AK, Choi S, Nguyen QN, Frank SJ, Pugh TJ, McGuire SE, Kuban DA. Is Androgen Deprivation Therapy Necessary in All Intermediate-Risk Prostate Cancer Patients Treated in the Dose Escalation Era?. Int J Radiat Oncol Biol Phys. e-Pub 2012. PMID: 22836052.
- Kim MM, Hoffman KE, Levy LB, Frank SJ, Pugh TJ, Choi S, Nguyen QN, McGuire SE, Lee AK, Kuban DA. Improvement in prostate cancer survival over time: a 20-year analysis. Cancer J 18(1):1-8, 2012. PMID: 22290249.
- Iyengar P, Levy LB, Choi S, Lee AK, Kuban DA. Toxicity associated with postoperative radiation therapy for prostate cancer. Am J Clin Oncol 34(6):611-8, 2011. PMID: 21150565.
- Zhu XR, Poenisch F, Song X, Johnson JL, Ciangaru G, Taylor MB, Lii M, Martin C, Arjomandy B, Lee AK, Choi S, Nguyen QN, Gillin MT, Sahoo N. Patient-specific quality assurance for prostate cancer patients receiving spot scanning proton therapy using single-field uniform dose. Int J Radiat Oncol Biol Phys 81(2):552-9, 2011. e-Pub 2011. PMID: 21300457.
- Meyer J, Bluett J, Amos R, Levy L, Choi S, Nguyen QN, Zhu XR, Gillin M, Lee A. Spot scanning proton beam therapy for prostate cancer: treatment planning technique and analysis of consequences of rotational and translational alignment errors. Int J Radiat Oncol Biol Phys 78(2):428-34, 2010. e-Pub 2010. PMID: 20100641.
- Kuban DA, Levy LB, Cheung MR, Lee AK, Choi S, Frank S, Pollack A. Long-term Failure Patterns and Survival in a Randomized Dose-Escalation Trial for Prostate Cancer. Who Dies of Disease?. Int J Radiat Oncol Biol Phys. e-Pub 2010. PMID: 20493642.
- Frank SJ, Kudchadker RJ, Kuban DA, De Crevoisier R, Lee AK, Cheung RM, Choi S, Tucker SL, Dong L. A volumetric trend analysis of the prostate and seminal vesicles during a course of intensity-modulated radiation therapy. Am J Clin Oncol 33(2):173-5, 2010. PMID: 20010077.
- Zhu XR, Sahoo N, Zhang X, Robertson D, Li H, Choi S, Lee AK, Gillin MT. Intensity modulated proton therapy treatment planning using single-field optimization: The impact of monitor unit constraints on plan quality. Med. Phys 3(37):1210-1219, 2010. PMID: None.
- Sejpal SV, Amos RA, Bluett JB, Levy LB, Kudchadker RJ, Johnson J, Choi S, Lee AK. Dosimetric Changes Resulting From Patient Rotational Setup Errors in Proton Therapy Prostate Plans. Int J Radiat Oncol Biol Phys 75(1):40-8, 2009. e-Pub 2008. PMID: 19058919.
- Frank SJ, Kuban DA, Lee AK, Kudchadker RJ, Dong L, Cheung MR, Choi S, O'Daniel JC. Quanitfication of the prostate and seminal vesicles interfraction variation during IMRT treatment. Int J Radiat Oncol Biol Phys 3(71):813-20, 2008. e-Pub 2008. PMID: None.
- Choi S, Schwartz DL, Farwell DG, Austin-Seymour M, Futran N. Radiation therapy does not impact local complication rates after free flap reconstruction for head and neck cancer. Arch Otolaryngol Head Neck Surg 130(11):1308-12, 2004. PMID: 15545587.
- Choi S, Wallner K, Merrick G, Cavanaugh W, Butler W. Treatment Margins Predict Biochemical Outcomes After Prostate Brachytherapy. The Cancer Journal 10:175-180, 2004. PMID: None.
- Choi S, Buszek SM, Antonoff MB, Ward JF, Tang C, Nguyen QN, McGuire SE, Hoffman K, Frank SJ, Kuban DA, Anscher MS. Moderate Dose Salvage Radiotherapy with Concurrent Androgen Deprivation for Local Relapse of Prostate Cancer Following Cryosurgery or High-Intensity Focused Ultrasound. Urology. PMID: None.
Invited Articles
- Choi S. The role of magnetic resonance imaging in the detection of prostate cancer. J Urol 186(4):1181-2, 2011. e-Pub 2011. PMID: 21849178.
- Choi S, Lee AK. Efficacy and Safety of Gonadotropin-Releasing Hormone Agonists Used in the Treatment of Prostate Cancer. Drug Healthc Patient Saf 3(3):107-119, 2011. e-Pub 2011. PMID: 22279415.
Other Articles
- Tang, C, Msaouel, P, Hara, K, Choi, H, Le, V, Shah, AY, Wang, J, Jonasch, E, Choi, S, Nguyen, Q, Das, P, Prajapati, S, Yu, ZH, Khan, K, Powell, SF, Murthy, R, Sircar, K, Tannir, NM Re. Journal of Urology 208(1):210, 2022. PMID: 35469446.
- Choi S Screening Colonoscopy Before Prostate Cancer Treated Can Detect Colorectal Cancers in Asymptomatic Patients and Reduce Rate of Rectal Complications Following Brachytherapy. Cancer. PMID: None.
Abstracts
- Choi S, Campbell MT, Shah AY, Navai N, Kamat AM, Dinney CPN, Nguyen QN, Siefker-Radtke AO. Prophylactic cranial irradiation (PCI) significantly decreases risk of brain metastases in patients with bulky, higher stage small-cell urothelial cancer. ASCO Genitourinary Cancers Symposium, 2019. PMID: None.
- Moningi S, Kuban DA, Allen PK, Choi S, Frank SJ, Nguyen QN, McGuire SE, Skinner HD, Schlembach PJ, Voong R, Hoffman KE. Consideration of Patient Characteristics and Comorbidity in Selecting Candidates for Moderately Hypofractionated Radiation: Secondary Analysis From a Randomized Trial. ASTRO, San Diego, CA, 2017. PMID: None.
- Choi S, Blanchard P, Ye R, Lee AK, Nguyen QN, Pugh TJ, Zhu XR, Sahoo N, Frank SJ. Outcomes Following Proton Therapy for the Treatment of Prostate Cancer: Efficacy and Toxicity Results from 2 Prospective Single Institution Cohorts. ASTRO, San Diego, CA, 2017. PMID: None.
- Frank SJ, Pugh TJ, Mahmood U, Blanchard P, Kudchadker R, Graber W, Kuban DA, Choi S, Hoffman KE, McGuire SE, Chen HC, Wang X, Thaker NG, Bruno T, Henry TG, Occena MC, Kaplan RS, Feeley TW, Swanson D. The Value of Brachytherapy for Intermediate-Risk Localized Prostate Cancer Using Ichom Outcomes and Time-Driven Activity-Based Costing: Results From a Phase 2 Prospective Trial of 300 Patients. ASTRO, Boston, MA, 2016. PMID: None.
- Blanchard P, Davis JW, Frank SJ, Jeri K, Pettaway CA, Pugh TJ, Pisters LL, Mahmood U, Ward JF, Choi S, Chapin BF, Hoffman KE, Navai N, McGuire SE, Matin SF, Nguyen QN, Thaker NG, Chen HC, Wang X, Kuban DA. How to Counsel Patients With Localized Prostate Cancer About Treatment Selection: Quality-of-Life Results of a Prospective Single-Institution Cohort. ASTRO, Boston, MA, 2016. PMID: None.
- Choi S, Levy LB, Lee KK, Nguyen QN, Lee AK, McGuire SE, Kudchadker R, Du W, Hoffman KE, Mahmood U, Frank SJ, Kuban DA. Identifying a Subgroup of High-Risk Prostate Cancer Patients With Worse Clinical Outcomes: Should There Be a "Very High-Risk" Group?. ASTRO, Boston, MA, 2016. PMID: None.
- Hoffman KE, Voong KR, Levy LB, Pugh TJ, Choi S, Du W, Frank SJ, Johnson JL, Kudchadker R, Nguyen QN, Lee A, Mahmood U, McGuire SE, Kuban DA. Randomized Trial of Hypofractionated Dose-Escalated Intensity Modulated Radiation Therapy Versus Conventionally Fractionated Intensity Modulated Radiation Therapy for Localized Prostate Cancer. ASTRO, Boston, MA, 2016. PMID: None.
- Choi S, Nguyen QN, Pugh TJ, Mahmood U, McGuire SE, Hoffman KE, Frank SJ, Kuban DA, Lee AK. Results of Scanning Beam Proton Therapy (SCBT) for the Treatment of Patients With High-Risk Prostate Cancer. ASTRO, San Antonio, TX, 2015. PMID: None.
- Gunther JR, Liauw S, Choi S, Mohamed ASR, Thaker NG, Fuller CD, Stepaniak CJ, Das P, Golden DW. Evaluation of Clinical Target Volume Delineation Before and After a Teaching Intervention: Creation of a Postoperative Prostate and Seminal Vesicle Fossae Contouring Module. ASTRO, San Antonio, TX, 2015. PMID: None.
- Lee AK, Choi S, Gonzalez GN, Pugh TJ, Mahmood U, Munsell M, Sahoo N, Zhu XR. Long-term Outcomes, Toxicity, and Quality of Life After Proton Therapy for Prostate Cancer. ASTRO, San Antonio, TX, 2015. PMID: None.
- Mahmood U, Huo J, Koshy M, Pugh TJ, McGuire SE, Choi S, Frank SJ, Lee A, Kuban DA, Giordano S, Buchholz TA, Smith BD, Hoffman KE. Image Guidance is Associated With Decreased Gastrointestinal Toxicity in Patients Receiving Definitive External Beam Radiation Therapy for Prostate Cancer. ASTRO, San Antonio, TX, 2015. PMID: None.
- Holliday E, Kuban DA, Levy LB, Bolukbasi Y, Master P, Choi S, Pugh TJ, McGuire SE, Mahmood U, Frank SJ, Hoffman KE. Select Men Benefit From Androgen Deprivation Therapy Delivered With Salvage Radiation Therapy After Prostatectomy. ASTRO, San Antonio, TX, 2015. PMID: None.
- Lee AK, Gonzalez GN, Choi S, Pugh TJ, Mahmood U, Mathai B, Munsell M, Sahoo N, Gillin M, Zhu X. The Impact of Hormone Therapy on Long-Term Quality of Life in Men Receiving Proton Therapy for Prostate Cancer. ASTRO, San Francisco, CA, 2014. PMID: None.
- Pugh TJ, Gonzalez GN, Choi S, Mahmood U, Mathai B, Munsell M, Sahoo N, Gillin M, Zhu X, Lee AK. Proton Beam Therapy for Localized Prostate Cancer: A Comparison of Passively Scattered to Intensity Modulated Proton Therapy. ASTRO, San Francisco, CA, 2014. PMID: None.
- Mahmood U, Walker GV, Levy L, Pugh TJ, McGuire SE, Choi S, Frank SJ, Lee AK, Kuban DA, Hoffman KE. Impact of Insurance Status on Treatment Selection for Localized Prostate Cancer in the United States. ASTRO, San Francisco, CA, 2014. PMID: None.
- Davis JW, Achim MF, Ward JF, Pettaway CA, Chapin BF, Wang XM, Kuban DA, Frank SJ, Lee A, Pisters LL, Matin SF, Shah JB, Karam JA, Papadopoulos JN, Hoffman KE, Pugh TJ, Choi S, Logothetis C, Troncoso P, Kim J. Active surveillance in phenotypically heterogeneous early-stage prostate cancer. ASTRO, Chicago, IL, 2014. PMID: None.
- Choi S, Nguyen QN, Pugh TJ, Frank SJ, Hoffman KE, McGuire SE, Mahmood U, Kuban DA, Lee AK. Proton Therapy for Prostate Cancer Does Not Affect Testosterone Level after Treatment. Accepted for presentation at ASTRO 2013, 2013. PMID: None.
- Choi S, Umfleet WE, Palmer MB, Nguyen QN, Pugh TJ, McGuire SE, Kuban DA, Lee AK. Comparison of Scanning Beam Proton Therapy (SBPT) to Intensity Modulated X-ray Therapy (IMRT) for Salvage Treatment of Prostate Cancer Patients with a Rising PSA. Accepted for presentation at ASTRO 2012, 2012. PMID: None.
- Choi S, Johnson JL, de Crevoiser R, Dong L, O'Daniel J, Frank SJ, Lee AK, Cheung RM, Kuban DA. Quantification of the Volume Change and Interfractional Motion of the Prostate Undergoing Concurrent Androgen Deprivation Therapy and Intensity Modulated Radiation Therapy. ASTRO, Chicago, IL, 2009. PMID: None.
- Choi S, Frank SJ, Cheung RM, Lee AK, Kuban DA. Outcome after External Beam Radiation Therapy for Prostate Cancer Patients under 60 Years of Age. ASTRO, Boston, MA, 2008. PMID: None.
- Lee AK, Kudchadker RJ, Amos RA, Johnson JL, Choi S, Kuban DA, Cox JD, Mohan R, Gillin M, Dong L. Proton Therapy vs. IMRT for prostate cancer: a dosimetric comparison. ASTRO, Los Angeles, CA, 2007. PMID: None.
- Kuban DA, Levy LB, Hamblin L, Lee AK, Cheung MR, Choi S, Frank SJ, O'Daniel J, Munsell MF. Preliminary Report of a Phase III Randomized Hypofractionation Study for Prostate Cancer. American Society for Therapeutic Radiology and Oncology, 2007. PMID: None.
Book Chapters
- Nguyen Q, Choi S, Lee AK. Proton Therapy for the Treatment of Prostate Cancer. In: Prostate Cancer. None. None, 2011.
- Choi S, Eifel PJ. Cervical Cancer. In: Handbook of Radiation Oncology: Basic Principles and Clinical Protocols. None. Jones and Bartlett Publishers, 2009.
- Choi S, Buchholz TA. Integration of Radiation Therapy and Systemic Therapy for Breast Cancer. In: Medical Radiology: Multimodel Concepts for Integration of Cytotoxic Drugs and Radiation Therapy. None. Springer-Verlag, 2006.
- Ghia A, Choi S. None. In: Role of Traditional and Stereotactic Radiation in Metastatic RCC. None. None.
Patient Reviews
CV information above last modified December 17, 2024