Ashraf Omar, M.B., B.Ch.

  1. Pulmonologist
  2. Transplant Pulmonologist
  1. D'Cunha M, Jenkins JA, Wilson R, Farina JM, Omar A, Langlais B, Benz C, D'Cunha J, Dos Santos PAR. Correction to: Lung Transplantation in the United States for COVID-19 Related Lung Disease During the Pandemic. Lung. 2024 Oct; 202 (5):739-740
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  2. D'Cunha M, Jenkins JA, Wilson R, Farina JM, Omar A, Langlais B, Benz C, D'Cunha J, Reck Dos Santos PA. Lung Transplantation in the United States for COVID-19 Related Lung Disease During the Pandemic. Lung. 2024 Oct; 202 (5):723-737 Epub 2024 June 27
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  3. Jenkins JA, Verdiner R, Omar A, Farina JM, Wilson R, D'Cunha J, Reck Dos Santos PA. Donor and recipient risk factors for the development of primary graft dysfunction following lung transplantation. Front Immunol. 2024; 15:1341675 Epub 2024 Feb 06
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  4. Sindu D, Razia D, Bay C, Padiyar J, Grief K, Buddhdev B, Arjuna A, Abdelrazek H, Mohamed H, McAnally K, Omar A, Walia R, Schaheen L, Tokman S. Evolving impact of the COVID-19 pandemic on lung transplant recipients: A single-center experience. J Heart Lung Transplant. 2023 Oct 17 [Epub ahead of print]
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  5. Latorre-Rodriguez AR, Razia D, Ashraf O, Bremner R, Mittal SK. Pulmonary and esophageal function in lung transplantation: Fundamental principles and clinical application. Transplantation Reviews. 2023; (In Press). Epub 2023 Sep 26.
  6. Sindu D, Razia D, Grief K, Cherrier L, Omar A, Walia R, McAnally K, Buddhdev B, Tokman S. Prior SARS-CoV-2 infection may not alter the clinical course of COVID-19 in lung transplant recipients: A single-center experience. Clin Transplant. 2023 Jul 5; e15071 Epub 2023 July 05
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  7. Sindu D, Razia D, Grief K, Cherrier L, Omar A, Walia R, Tokman S. Pre-exposure Prophylaxis with Tixagevimab-cilgavimab did not Reduce Severity of COVID-19 in Lung Transplant Recipients with Breakthrough Infection. Transplant Direct. 2023 Jun; 9 (6):e1485 Epub 2023 May 12
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  8. Razia D, Omar A, Grief K, Walia R, Tokman S. Impact of sex and age at lung transplantation on long-term survival of patients with cystic fibrosis. OBM Transplantation. 2023 Mar 01; 7(1):176.
  9. Csucska M, Razia D, Masuda T, Omar A, Giulini L, Smith MA, Walia R, Bremner RM, Mittal SK. Bilateral Lung Transplant for a Connective Tissue Disorder: Esophageal Motility and 3-year Survival. Semin Thorac Cardiovasc Surg. 2022 Autumn; 34(3):1065-1073. Epub 2021 Jun 15.
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  10. Razia D, Tokman S, Israr S, Mohamed H, Abdelrazek H, Buddhdev B, Arjuna A, McAnally K, Hashimi S, Smith MA, Bremner RM, Walia R, Omar A. Orthostatic Hypotension and Concurrent Autonomic Dysfunction: A Novel Complication of Lung Transplantation. J Transplant. 2022; 2022:3308939 Epub 2022 Mar 03
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  11. Bansal S, Limaye AP, Lee J, Fleming T, Poulson C, Omar A, Hachem R, Bharat A, Bremner RM, Smith MA, Mohanakumar T. Circulating exosomes induced by respiratory viral infections in lung transplant recipients activate cellular stress, innate immune pathways and epithelial to mesenchymal transition. Transpl Immunol. 2021 Dec; 69:101480 Epub 2021 Oct 05
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  12. Goodlet KJ, Bansal S, Arjuna A, Nailor MD, Buddhdev B, Abdelrazek H, Mohamed H, Omar A, Walia R, Mohanakumar T, Tokman S. COVID-19 in a lung transplant recipient: Exploring the diagnostic role of circulating exosomes and the clinical impact of advanced immunosuppression. Transpl Infect Dis. 2021 Apr; 23 (2):e13480 Epub 2020 Oct 13
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  13. Arjuna A, Olson MT, Tokman S, Walia R, Mohanakumar T, Hashimi AS, Smith MA, Bremner RM, Omar A. Antibody-Mediated Rejection and Sponge Effect in a Redo Lung Transplant Recipient. Case Rep Transplant. 2021; 2021:6637154 Epub 2021 June 10
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  14. Sharma M, Gunasekaran M, Ravichandran R, Fisher CE, Limaye AP, Hu C, McDyer J, Kaza V, Bharat A, Tokman S, Omar A, Arjuna A, Walia R, Bremner RM, Smith MA, Hachem RR, Mohanakumar T. Circulating exosomes with lung self-antigens as a biomarker for chronic lung allograft dysfunction: A retrospective analysis. J Heart Lung Transplant. 2020 Nov; 39 (11):1210-1219 Epub 2020 July 07
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  15. Gunasekaran M, Bansal S, Ravichandran R, Sharma M, Perincheri S, Rodriguez F, Hachem R, Fisher CE, Limaye AP, Omar A, Smith MA, Bremner RM, Mohanakumar T. Respiratory viral infection in lung transplantation induces exosomes that trigger chronic rejection. J Heart Lung Transplant. 2020 Apr; 39 (4):379-388 Epub 2020 Jan 21
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  16. Ravichandran R, Bansal S, Rahman M, Sharma M, Liu W, Bharat A, Hachem R, Omar A, Smith MA, Mohanakumar T. The role of donor-derived exosomes in lung allograft rejection. Hum Immunol. 2019 Aug; 80 (8):588-594 Epub 2019 Mar 18
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  17. Goodlet KJ, Nailor MD, Omar A, Huang JL, LiPuma JJ, Walia R, Tokman S. Successful Lung Re-transplant in a Patient with Cepacia Syndrome due to Burkholderia ambifaria. J Cyst Fibros. 2019 Jan; 18 (1):e1-e4 Epub 2018 Sept 14
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  18. Chaddha U, Patil PD, Omar A, Walia R, Panchabhai TS. A 47-Year-Old Man With Fever, Dry Cough, and a Lung Mass After Redo Lung Transplantation. Chest. 2018 Jun; 153 (6):e147-e152
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  19. Omar A, Patil PD, Hoshi S, Huang J, Collum E, Panchabhai TS. A 68-Year-Old Lung Transplant Recipient With Shortness of Breath, Weight Loss, and Abnormal Chest CT. Chest. 2018 Jun; 153 (6):e153-e157
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  20. Banks PN, Omar A, Walia R, Bhalla S, Chong Y, Tokman S. Tacrolimus-Induced Hyponatremia in Lung Transplant Recipients: A Case Series. Transplant Direct. 2018 Apr; 4 (4):e359 Epub 2018 Mar 20
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  21. Yerasi C, Roy SB, Olson M, Elnahas S, Kang P, Hashimi AS, Huang J, Abdelrazek H, Patel V, Omar A, Bremner RM, Smith M, Walia R, Bhattacharya S, Kalya A. Outcomes of lung transplant recipients with preoperative atrial fibrillation. Asian Cardiovasc Thorac Ann. 2018 Feb; 26 (2):127-132 Epub 2018 Jan 24
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  22. Elnahas S, Biswas Roy S, Olson M, Panchanatban R, Kang P, Knight T, Varsch K, Krushelniski B, Walia R, Bremner RM, Omar A, Smith MA. Inpatient evaluation for lung transplantation is associated with increased risk of morbidity, mortality, and increased costs of care after lung transplant. Chest. 2018; 154(4):1108A-1109A.
  23. Elnahas S, Panchanathan R, Olson M, Kang P, Hashimi AS, Huang JL, Abdelrazek H, Smith MA, Walia R, Omar A, Bremner RM, Katya A. Outcomes Among Lung Transplant Recipients With Elevated Left Heart Filling Pressures and Primary Graft Dysfunction. Journal of Heart and Lung Transplantation. 2018; 37(4):S258-S259.
  24. Todd EM, Biswas Roy S, Hashimi AS, Serrone R, Panchanathan R, Kang P, Varsch KE, Steinbock BE, Huang J, Omar A, Patel V, Walia R, Smith MA, Bremner RM. Extracorporeal membrane oxygenation as a bridge to lung transplantation: A single-center experience in the present era. J Thorac Cardiovasc Surg. 2017 Nov; 154 (5):1798-1809 Epub 2017 July 31
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  25. Tokman S, Smith MA, Hashimi AS, Omar A. A 46-Year-Old Man With Dyspnea, Hypoxemia, and Radiographic Asymmetry After Redo Bilateral Lung Transplantation. Chest. 2017 Apr; 151 (4):e91-e94
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  26. Biswas Roy S, Olson M, Harned D, Kang P, Panchanathan R, Hashimi A, Huang J, Abdelrazek H, Patel V, Omar A, Bremner RM, Smith MA, Walia R, Kalya AV. Preexisting Coronary Artery Disease Is Associated with Higher Morbidity in Patients Undergoing Lung Transplantation. Journal of Heart and Lung Transplant. 2017 Apr; 36(4):S157-S158.
  27. Biswas RS, Patil PD, Hashimi AS, Trepeta R, Omar A, Panchabhai TS. A 49-Year­ Old Woman with a Well-Circumscribed PET Avid Lesion after Lung Transplantation: Thinking Outside the Box. EC Pulmonology and Respiratory Medicine 6.1. 2017; 31-5.
  28. Mistrot DP, Gemma VA, Gagliano RA Jr, Omar A, Panchabhai TS. A 54-Year-Old Man Presenting With an Abnormal Abdominal CT Scan 8 Months After Double Lung Transplant. Chest. 2016 May; 149 (5):e151-5
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  29. Tokman S, Hahn MF, Abdelrazek H, Panchabhai TS, Patel VJ, Walia R, Omar A. Lung Transplant Recipient with Pulmonary Alveolar Proteinosis. Case Rep Transplant. 2016; 2016:4628354 Epub 2016 Apr 24
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  30. Elnahas S, Kang P, Biswas Roy S, Walia R, Bremner RM, Omar A, Huang JL, Hashimi AS, Smith MA. Extracorporeal membrane oxygenation as a bridge to lung transplantation significantly increases the risk of morbidity and mortality after transplant, especially in patients receiving extended criteria donors. Chest. 2018; 154(4):1106A-1107A.
  31. Ibrahim S, Omar A, Saggar R, Hurley J, Bremner R, Kuo E, Huang J, Hashimi SA, Smith M, Walia R. Lung Transplantation Outcomes in "Older" Patients: Risk vs. Benefit? Journal of Heart and Lung transplantation. 2013; 32(4):S269-S270.