Prof. MD. Sema Aktaş

Education and Specialisation

• 1993-1999 Osmangazi University Faculty of Medicine
• 2003-2008 Ankara Başkent University Faculty of Medicine Department of General Surgery
  

Experience

• 2017 Medipol University Faculty of Medicine Associate Professor
• 2022 Yeni Yüzyıl University Faculty of Medicine Professor Doctor
• 2010-2012 Başkent University Faculty of Medicine Department of General Surgery
• 2012-2013 Private Gaziosmanpaşa Hospital
• 2013-2017 Medipol University Faculty of Medicine Department of General Surgery
• 2017-2025 Yeni Yüzyıl University Faculty of Medicine Department of General Surgery
• 2025 İstinye University Gaziosmanpaşa Hospital

Foreign Language

• English

Professional Memberships

• Turkish Surgical Association
• Turkish Medical Association
• Turkish Organ Transplantation Association

A. Articles published in international peer-reviewed journals

• A1. R. Emiroğlu, Ö.Başaran, S. Pehlivan, F.N. Özdemir, T.Çolak, G. Moray, T. Noyan, M. Haberal.
• Effect of Amyloidosis on Long-Term Survival in Kidney Transplantation. Transplant Proc. 2005;37:2967-8
• A2. Karakayali H, Pehlivan S, Ekici Y, Sevmis S, Colak T, Ozdemir N, Haberal M.
• Acute Rejection Rates and Survival of Renal Transplant Recipients With Alport's Syndrome. Transplant Proc. 2008 Jan-Feb;40(1):120-2.
• A3. Sevmis S, Pehlivan S, Shabazov R, Karakayali H, Ozcay F, Haberal M.
• Posttransplant lymphoproliferative disease in pediatric liver transplant recipients.Transplant Proc.2009 Sep;41(7):2881-3.
• A4. Sayin B, Karakayali H, Colak T, Sevmis S, Pehlivan S, Demirhan B, Haberal M.
• Conversion to sirolimus for chronic allograft nephropathy and calcineurin inhibitor toxicity and the adverse effects of sirolimus after conversion. TransplantProc. 2009 Sep;41(7):2789-93.
• A5. Karakayali H, Pehlivan S, Yagmurdur MC, Savas N, Coskun M, Tarhan C, Haberal M.
• Effect of graft type on postoperative liver function recovery in living liver donors.Transplant Proc.2009 Sep;41(7):2855-9.
• A6. Aydogan C, Sevmis S, Aktas S, Karakayali H, Demirhan B, Haberal M.
• Steroid-resistant acute rejections after liver transplant. Exp Clin Transplant. 2010 Jun;8(2):172-7.
  
• A7. Karakayali H, Aktaş S, Karakayali FY, Yildirim AE, Sevmis S, Moray G, Haberal M.
• Factors associated with hyperbilirubinemia after living donor hepatectomy. Transplant Proc. 2011 Mar;43(2):427-30.
• A8.Aktas S, Colak T, Baskin E, Sevmis S, Özdemir H, Moray G, Karakayali H, Haberal M.
• Comparison of basiliximab and daclizumab with triple immunosuppression in renal transplantation. Transplant Proc. 2011 Mar;43(2):453-7.
  
• A9. Aktas S, Boyvat F, Sevmis S, Moray G, Karakayali H, Haberal M.
• Analysis of vascular complications after renal transplantation. Transplant Proc. 2011 Mar;43(2):557-61.
  
• A10.Karakayali H, Sevmis S, Boyvat F, Aktas S, Ozcay F, Moray G, Arslan G, Haberal M.
• Diagnosis and treatment of late-onset portal vein stenosis after pediatric living-donor liver transplantation. Transplant Proc. 2011 Mar;43(2):601-4.
  
• A11. Sevmis S, Aktas S, Zia HH, Atiq A, Akbas E, Selcuk H, Karakayali H, Haberal M.
• Long-term results of hepatitis B immunoglobulin and lamuvidine for hepatitis B prophylaxis after liver transplantation. Transplant Proc. 2011 Mar;43(2):598-600.
  
• A12. Aktas S, Karakayali H, Moray G, Haberal N, Bilezikci B, Haberal M.
• Long-term results of incidental hepatocellular carcinoma after liver transplant. Exp Clin Transplant. 2011 Jun;9(3):187-90.
  
• A13. Aktas S, Sevmis S, Karakayali H, Ozcay F, Coskun M, Bilezikci B, Haberal M.
• Acute appendicitis after diaphragmatic hernia after pediatric liver transplant. Exp Clin Transplant. 2011 Feb;9(1):63-7.
  
• A14. Aktas S, Karakayali H, Moray G, Ozdemir H, Haberal M. 
• Effects of risk factors and Ki-67 on rates of recurrence on patients who have undergone liver transplant for hepatocellular carcinoma. Transplant Proc. 2011 Dec;43(10):3807-12.
• A15. Ozer O, Bilezikci B, Aktas S, Sahin FI.
• Methylation profile analysis of DNA repair genes in hepatocellular carcinoma with MS-MLPA. Diagn Mol Pathol. 2013 Dec;22(4):222-7. doi: 10.1097/PDM.0b013e31828ed856.
• A16. Aktaş S, Sevmiş S, Özgür S, Erol C, Karakayalı H.
• Four separate hepatic  vein reconstructions in the right lobe living donor liver transplantation.: A case    report Transplantationroceedings. 2015 Dec;47(10):3020-2. doi: 10.1016/j.transproceed.2015.10.047.
• A17. Özyüksel A, Aktaş S, Çalış E, Erol C, Sevmiş S.
• Ex Vivo Resection and Renal Autotransplantation for the Treatment of a Large Renal Vein Aneurysm Causing Recurrent Pulmonary Embolism and a Coexisting Vascular Malformation: A Case Report. Vasc Endovascular Surg. 2016 Aug;50(6):415-20. doi: 10.1177/1538574416655893. 
• A18. Murat Sevmis, ​​Ozkan onuk, Sema Aktaş, Utku Alkara, Ozgur Merchametsiz, and
• He loved Sinasi.
• Two Renal Transplants From Living Donors With Horseshoe Kidneys. UROLOGY 2020 jul 144: 230 −233.
• A19. Sevmis M, Sevmis S, Aktas S, Khalilov M, Demir ME.
• Kidney Transplantation From Donors with Resectable Renal Cell Carcinoma: Two Case Reports. Transplant Proc. 2020 Apr;52(3):737-739. doi: 10.1016/j.transproceed.2020.01.014. 
• A20. Sevmis M, Aktas S, Alkara U, Kilercik H, Uyar M, Sevmis S.
• Risk Factors, Diagnosis, and Treatment of Lymphocele After Renal Transplantation: A Retrospective Study. Transplant Proc. 2021 Apr;53(3):1040-1047. doi: 10.1016/j.transproceed.2021.01.028. 
• A21. Sevmis M, Demir ME, Mercahetsiz O, Aktas S, Sevmis S, Uyar M.
• Grafts With Multiple Renal Arteries in Kidney Transplantation. Transplant Proc. 2021 Apr;53(3):933-940. doi: 10.1016/j.transproceed.2020.07.019. 
• A22. Sevmis M, Kilercik H, Aktas S, Alkara U, Demir ME, Sevmis S.
• Results of Haberal's Corner-Saving Ureteral Anastomosis Technique for Renal Transplantation: A Retrospective Study. Transplant Proc. 2021 Apr;53(3):814-817. doi: 10.1016/j.transproceed.2020.10.019.
• A23. Demir ME, Merhametsiz Ö, Yurttutan Uyar N, Uyar M, Sevmis M, Sevmis S, Aktas S, Hacisalihoglu UP, Baba ZF.
• COVID-19 Disease in a Kidney Transplant Recipient With Diffuse Intrarenal Hemorrhage. Exp Clin Transplant. 2021 Jun 17. doi: 10.6002/ect.2020.0529.
• A24. Mehmet Emin Demir, Murathan Uyar, Özgur Merhametsiz, Murat Sevmiş, Sema Aktaş, Şinasi Sevmiş.
• Outcomes of mTORi-involving minimized immunosuppression protocols in renal transplantation. J Health Sci Med 2021; 4(1): 71-77.
  
• A25. Özgür Merhametsiz, Mehmet Emin Demir, Murat Sevmiş, Murathan Uyar, Sema Aktaş, Şinasi Sevmiş.   
• First-year mortality in living donor kidney transplantation: twelve-year experience from a single center. J Health Sci Med 2021; 4(3): 252-256.
  
• A26. Zarbaliyev E, Sevmiş M, Kilercik H, Çcelik S, Aktaş S, Çağlıkülekçi M, Sevmiş.
• Is the incision type important for the development of hernia in liver transplant patients? Ş.Clin Transplant. 2022 Jan;36(1):e14497. doi: 10.1111/ctr.14497.
•  A27. Aktas S, Alkara U, Sevmis M, Kilercik H, Yıldız H, Sevmis S.
• Analysis of Hepatic Arterial Reconstruction Technique Using Surgical Loupes for Living-Donor Liver Transplantation: Results From a Single Center.Transplant Proc. 2021 Dec;53(10):2929-2933. doi: 10.1016/j.transproceed.2021.09.024.
• A28. Sevmis M, Aktas S, Alkara U, Kilercik H, Göksoy HS, Uyar M, Sevmis S.
• Sequential Liver, Kidney, and Autologous Stem Cell Transplant for AL Amyloidosis: A Case Report. Transplant Proc. 2022 Jan-Feb;54(1):197-201. doi: 10.1016/j.transproceed.2021.11.009.
• A29. Sevmis M, Zarbaliyev E, Yildiz H, Alkara U, Aktas S, Sevmis S. 
• Factors Affecting Even Complications After Liver Transplantation: Single-Center Experience. Sisli Etfal Hastan Tip Bul. 2022 Jun 28;56(2):227-231.
• A30.Sevmiş M, Zarbaliyev E, Yıldız H, Alkara U, Aktaş S, Sevmiş Ş.
• Asymptomatic synthetic vascular graft migration to duodenum after living donor liver transplantation: report of two cases. Acta Chir Belg. 2023 Apr;123(2):195-198.
•  A31. Kilercik H, Akbulut S, Elsarawy A, Aktas S, Alkara U, Sevmis S. 
• Factors Affecting Intraoperative Blood Transfusion Requirements during Living Donor Liver Transplantation. J Clin Med. 2024 Sep 27;13(19):5776.
•  A32. Kilercik H, Akbulut S, Aktas S, Alkara U, Sevmis S. 
• Effect of Hemodynamic Monitoring Systems on Short-Term Outcomes after Living Donor Liver Transplantation. Medicina (Kaunas). 2024 Jul 16;60(7).
•  A33. Elsarawy A, Akbulut S, Aktas S, Kilercik H, Alkara U, Sevmis S.
• Living donor liver transplantation for patients with portal vein thrombosis: high-volume single center experience. Eur Rev Med Pharmacol Sci. 2024 Jun;28(11):3752-3760.
• A34. Kilercik H, Akbulut S, Elsarawy A, Aktas S, Alkara U, Sevmis S.
• Effect of Complex Venous Outflow Drainage Reconstruction on Postoperative Graft Function in Right-Lobe Living Donor Liver Transplantation. J Clin Med. 2025 Mar

D. Articles published in national peer-reviewed journals:

• D1. Y. Ekici, S. Pehlivan, FY. Karakayalı, Ş. Sevmiş, MC. Yağmurdur, G. Moray, M. Haberal. The effectiveness of subtotal parathyroidectomy in the treatment of secondary hyperparathyroidism: Results of one center. National Surgical Journal. June 2007 23(2) 41-45
• D2. Feza Karakayalı, Yahya Ekici, Şinasi Sevmiş, Sema Pehlivan, Zübeyde Arat, Gökhan Moray. Gail model in risk assessment for breast cancer. National Surgical Journal. October-November 2007 23(4) 129-135
• D3. Sema Aktaş, Aydıncan Akdur, Gökhan Moray, Mehmet Haberal. Gastrointestinal system perforations after pediatric liver transplantation. National Surgical Journal. 2012; 28 (1): 34-37
• D4. Aktaş S, Sevmiş S, Şeker M, Korkut E, Karakayalı H. Analysis of risk factors affecting coagulopathy after donor hepatectomy in a newly established liver transplant center. Turk J Surg. 2017 Jun 1;33(2):69-75. doi: 10.5152/turkjsurg.2017.3352
• D5. Özgür MERHAMETSİZ, Murathan UYAR, Mehmet Emin DEMİR, Murat SEVMİŞ, Sema AKTAŞ, Şinasi SEVMİŞ. Does Diltiazem Provide Benefits on Allograft Functions in Kidney Transplant Recipients? Harran University Medical Faculty Journal 2020;17(3):425-430. DOI: 10.35440/hutfd.815458