Omar Pacha, M.D.
Department of Dermatology, Division of Internal Medicine
Present Title & Affiliation
Primary Appointment
Associate Professor, Department of Dermatology, Division of Internal Medicine, The University of Texas MD Anderson Cancer Center, Houston, TX
Education & Training
Degree-Granting Education
| 2010 | Baylor College of Medicine, Houston, TX, USA, MD, Doctor of Medicine |
| 2005 | Texas A&M University, College Station, TX, USA, BS, Biomedical Science |
Postgraduate Training
| 2012-2015 | Clinical Residency, Department of Dermatology, University of Texas Medical School, Houston, TX |
| 2011-2012 | Research Fellowship, Department of Dermatology, University of Texas Medical School, Houston, TX |
| 2010-2011 | Surgical Internship, Michael E. DeBakey Department of Surgery, Baylor College of Medicine, Houston, TX |
Board Certifications
| 2015 | American Board of Dermatology |
Selected Publications
Peer-Reviewed Articles
- Lo JJ, Heberton MM, Pacha O, Huen AO, Patel AB. Biologic therapies for checkpoint inhibitor-induced cutaneous toxicities: a single-institution study of 17 consecutively treated patients. Support Care Cancer 30(2):989-994, 2022. e-Pub 2021. PMID: 34519869.
- Masterson, W. ., Morse, D., & Pacha, O.. IL-17A Blockade Treatment Success in Erythrodermic Pityriasis Rubra Pilaris. SKIN The Journal of Cutaneous Medicine, 2021.
- Hanania HL, Pacha O, Heberton M, Patel AB. Surgical Intervention for Paronychia Induced by Targeted Anticancer Therapies. Dermatol Surg 47(6):775-779, 2021. PMID: 34029250.
- Farooq S, Narala S, Pacha O. Alectinib-associated drug reaction with eosinophilia and systemic symptoms syndrome. JAAD Case Rep 6(12):1339-1341, 2020. e-Pub 2020. PMID: 33304973.
- Messer A, Brown AE, Pacha O, Boddu P, Geppner A, Kadia TM, Huen AO. Successful treatment of cutaneous adult T-cell leukemia/lymphoma with imiquimod. JAAD Case Rep 5(11):979-981, 2019. e-Pub 2019. PMID: 31709290.
- Nisha A Reddy, Steven R Mays, Omar Pacha. Kaposi's sarcoma in the immunosuppressed. Journal of Immunotherapy and Precision Oncology, 2019. e-Pub 2019.
- Tetzlaff MT, Nagarajan P, Chon S, Huen A, Diab A, Omar P, Aung PP, Torres-Cabala CA, Mays SR, Prieto VG, Curry JL. Lichenoid Dermatologic Toxicity From Immune Checkpoint Blockade Therapy: A Detailed Examination of the Clinicopathologic Features. Am J Dermatopathol 39(2):121-129, 2017. PMID: 28134729.
- J. Curry; M. Tetzlaff; C. Torres-Cabala; O. Pacha; A. Huen; P. Nagarajan; A. Diab; C. Drucker; R. Rapini; V. Prieto. Clinical and histologic patterns of dermatologic toxicity from immune checkpoint blockade therapy. Experimental Dermatology, 2016.
- Pacha O, Schlichte MJ, Hebert AA. Psoriasis and Pityriasis Rubra Pilaris. in: Severe Skin Diseases in Children:21-35, 2014. e-Pub 2014.
- Pacha O, Hebert AA. Ecthyma gangrenosum and neutropenia in a previously healthy child. Pediatr Dermatol 30(6):e283-4, 2013. e-Pub 2012. PMID: 22471737.
- Pacha O, Hebert AA. Pediatric photosensitivity disorders. Dermatol Clin 31(2):317-26, 2013. PMID: 23557658.
- Gifford KA, Pacha O, Hebert AA, Nelson CL, Kirsner SM, Ballo MT, Bloom ES. A new paradigm for calculating skin dose. Brachytherapy 12(2):114-9, 2013. e-Pub 2012. PMID: 22884255.
- Pacha O, Kadikoy H, Amro M, Haque W, Abdellatif A. Torsades de pointes and prolonged QT syndrome in Takotsubo cardiomyopathy. J Cardiovasc Med (Hagerstown) 13(8):536-40, 2012. PMID: 20075742.
- Gupta A, Pacha O, Skaria R, Huynh T, Truong L, Abdellatif A. Retroperitoneal sarcoma presenting as acute renal failure, secondary to bilateral renal artery invasion. Clin Nephrol 78(2):164-8, 2012. PMID: 22790462.
- Phillips CB, Pacha O, Biliciler-Denkta G, Hebert AA. A review of beta antagonist treatment for infantile hemangioma. J Drugs Dermatol 11(7):826-9, 2012. PMID: 22777223.
- Pacha O, Pickett MM, Hebert AA. Scrotal Buschke-Lowenstein tumor in an AIDS patient. Sex Transm Dis 39(3):236-7, 2012. PMID: 22337113.
- Pacha O, Hebert AA. Treating atopic dermatitis: safety, efficacy, and patient acceptability of a ceramide hyaluronic acid emollient foam. Clin Cosmet Investig Dermatol 5:39-42, 2012. e-Pub 2012. PMID: 22690129.
- Pacha O, Sambrano BL, Hebert AA. Skin Barrier Repair in Eczema: A Review of Current Understanding of Pathophysiology and Treatment 3(1):115-122, 2012. e-Pub 2012.
- Haque W, Kadikoy H, Pacha O, Maliakkal J, Hoang V, Abdellatif A. Osteonecrosis secondary to antiphospholipid syndrome: a case report, review of the literature, and treatment strategy. Rheumatol Int 30(6):719-23, 2010. e-Pub 2009. PMID: 20012628.
- Fanari Z, Kadikoy H, Haque W, Pacha O, Abdellatif A. Medical management of primary hyperparathyroidism with concomitant multiple myeloma. Intern Med 49(6):581-4, 2010. e-Pub 2010. PMID: 20228595.
- Pacha O, Cohn WE, Dinh T, Fishman IJ. Fluroscopy guided implantation of penile prosthesis in cases of severe fibrosis. Mens Health 7(1):42-44, 2010. e-Pub 2010.
- Lee KP, Koshelev MV, D3CODE Team, Pacha O. The effect of biologic therapy for immune-mediated inflammatory diseases on clinical outcomes of COVID-19 in the Greater Houston Area: a retrospective chart review. J Am Acad Dermatol. e-Pub 2022. PMID: 35016993.
- Patel AB, Farooq S, Welborn M, Amaria RN, Chon SY, Diab A, Glitza Oliva IC, Huen AO, Li SQ, Nelson KC, Pacha O, Patel SP, Rapini RP, Tawbi HA, Wong MK, McQuade J, Davies MA, Haydu LE. Cutaneous adverse events in 155 patients with metastatic melanoma consecutively treated with anti-CTLA4 and anti-PD1 combination immunotherapy: Incidence, management, and clinical benefit. Cancer. e-Pub 2021. PMID: 34724197.
- Pacha O, Sallman MA, Evans SE. COVID-19: a case for inhibiting IL-17?. Nat Rev Immunol. e-Pub 2020. PMID: 32358580.
- Chen WS, Tetzlaff MT, Diwan H, Jahan-Tigh R, Diab A, Nelson K, Glitza IC, Kaunitz GJ, Johnson D, Torres-Cabala C, Pacha O, Taube JM, Maloney K, Prieto VG, Curry JL. Suprabasal acantholytic dermatologic toxicities associated checkpoint inhibitor therapy: A spectrum of immune reactions from paraneoplastic pemphigus-like to Grover-like lesions. J Cutan Pathol. e-Pub 2018. PMID: 29943453.
Other Articles
- Saisindhu Narala, MD; Natalie Kash, MD; Omar Pacha, MD An unusual presentation of blastic plasmacytoid dendritic cell neoplasm. Journal of the American Academy of Dermatology, 2019.
Abstracts
- Pacha O, Pacha R, Hebert A. Rickettsia on Safari.
- Gupta A, Pacha O, Huynh T, Abdellatif A.. Retroperitoneal Sarcoma Presenting as Acute Renal Failure Secondary to Bilateral Renal Artery Invasion/Stenosis.
- Perito P, Pacha O, Khera M. Intra-Facial Placement of the penile prosthesis reservoir: A Novel Technique for the High Risk Patient.
- Pacha O, Hebert A.A.. Beta Blocker Use in Infantile Hemangiomas: A three year summary of clinical experience.
- Woo Cheal Cho, MD1, Ramya Vangipuram, MD2; Omar Pacha, MD2; Priyadharsini Nagarajan, MD, PhD.1. Cutaneous Metastasis of Medullary Thyroid Carcinoma with Interstitial Growth Pattern. College of American Pathologists.
Book Chapters
- Patel AB, Pacha O. Skin Reactions to Immune Checkpoint Inhibitors. In: Adv Exp Med Biol, 235-246, 2020.
- Patel AB, Pacha O. Skin Reactions to Immune Checkpoint Inhibitors. In: Adv Exp Med Biol, 117-129, 2018.
- Patel AB, Pacha O. Skin Reactions to Immune Checkpoint Inhibitors. In: Adv Exp Med Biol. Springer, 175-184, 2017.
- Pacha O, Schlichte M, Hebert A.A.. Severe Skin Diseases in Children: Beyond Topical Therapy. In: Severe Psoriasis and Pityriasis Rubra Pilaris in Children, 2013.
- Pacha O, Hebert AA. Hemangiomas. In: Treatment of Skin Disease, 2013.
Grant & Contract Support
| Title: | MD Anderson Institutional Research Grant "Biomarker Profiling Immunotherapy Related Cutaneous Adverse Events" |
| Funding Source: | MD Anderson |
| Role: | Principal Investigator |