• 2017-2021 SBÜ Ümraniye Eğitim Ve Araştırma Hastanesi Genel Cerrahi Kliniği
• 2016-2017 Çukurova Üniversitesi, Balcalı Hastanesi Genel Cerrahi Kliniği
• 2006-2012 Fırat Üniversitesi Tıp Fakültesi, Elazığ

• Obezite Cerrahisi
• Diyabet Cerrahisi
• Laparoskopik Mide Kanseri Cerrahisi
• Laparoskopik Kolon Rektum Kanseri Cerrahisi
• Laparoskopik Reflü Cerrahisi
• Laparoskopik Fıtık Cerrahisi
• Laparoskopik Safra Kesesi
• Tiroid Cerrahisi

• 2025 Nisan - Medical Park Bahcelievler Hastanesi Genel Cerrahi Doçenti
• 2025 Ocak-2025 Mart SBÜ Ümraniye Eğitim ve Araştırma Hastanesi Genel Cerrahi Doçenti
• 2023 24-25 Mayıs AZ Saint-Jan Hospital, Bruges, Belgium Bariatrik Re-do (Revizyon Cerrahisi)
• 2022 20-21 Ekim Clinique de l’ Anjou, Angers, France/ Training in bariatric surgery techniques Roux-en-Y Bi-partition with the patient pathway
• 2021 Ekim-2025 Ocak SBÜ Ümraniye Eğitim Ve Araştırma Hastanesi Genel Cerrahi Uzmanı
• 2017 Ağustos-2021 Eylül SBÜ Ümraniye Eğitim Ve Araştırma Hastanesi Genel Cerrahi Asistan
• 2016 Ağustos-2017 Temmuz Çukurova Üniversitesi Balcalı Hastanesi Genel Cerrahi Asistanı
• 2013 Mart-2016 Temmuz Sungurlu Devlet Hastanesi Pratisyen Hekim

1. Sonmez A, Bayram F, Banli O, Demirci I, Kiyici S, Kucuk Yetgin M, Bayraktaroglu T, Akbas F, Coskun H, Ocakli S, Aksakal N, Demirpolat MT, Yardimci S, Cay F, Kocamaz GY, Yazici D, Sevim O, Karabacak H, Altun H, Sahin Alak ZY, Iseri C, Cingi A, Ozguc H, Avsar FM, Taskin M, Erdem NZ, Sumer A, Cesur M, Taskin EH, Yumuk VD. TÜRKIYE CONSENSUS REPORT ON THE MULTIDISCIPLINARY OBESITY TREATMENT IN ADULTS. Obes Facts. 2025 Apr 3:1-35. doi: 10.1159/000545605. Epub ahead of print. PMID: 40179846.

2. Ertekin SC, Onsal U, Turgut E, Akyol H, Unver M, Demirpolat MT, Akbulut G. A Comparative Analysis of the Liver Retraction with Long Surgical Gauze in Three-Port Sleeve Gastrectomy and the Four-Port Nathanson Retractor Technique. Obes Surg. 2025 Jan 7. doi: 10.1007/s11695-024-07663-x. Epub ahead of print. PMID: 39775390.

3. Demirpolat MT, Islam MM, Bacaksiz ME, Ertekin SC, Sisik A. Comparison of Early Postoperative Outcomes of Omentopexy and Clips along the Staple Line During Laparoscopic Sleeve Gastrectomy: A Randomized Study. Obes Surg. 2024 Nov;34(11):4116-4124. doi: 10.1007/s11695-024-07543-4. Epub 2024 Oct 12. PMID: 39395146.

4. Demirpolat MT, Şişik A. Effectiveness of the Modified Hemoglobin, Albumin, Lymphocyte, and Platelet Score in Predicting Weight Loss After Laparoscopic Sleeve Gastrectomy. J Laparoendosc Adv Surg Tech A. 2024 Jan;34(1):61-66. doi: 10.1089/lap.2023.0333. Epub 2023 Oct 25. PMID: 37878772.

5. Demirpolat MT, İslam MM. Development and Validation of the GAASThyriC Model for Predicting Patients with Suboptimal Clinical Response After Laparoscopic Sleeve Gastrectomy and a Practical Calculator: A Retrospective Cohort Study. Surg Laparosc Endosc Percutan Tech. 2024 Jun 20. doi: 10.1097/SLE.0000000000001300. Epub ahead of print. PMID: 38898798.

6. Demirpolat MT, Şişik A, Yildirak MK, Basak F. Enhanced Recovery After Surgery Promotes Recovery in Sleeve Gastrectomy: A Randomized Controlled Trial. J Laparoendosc Adv Surg Tech A. 2023 May;33(5):452-458. doi: 10.1089/lap.2022.0494. Epub 2022 Dec 26. PMID: 36576984.

7. Başak F, Şişik A, Demirpolat MT, Çalişkan YK, Ülgür HŞ. What Value of Sixth Month Excess Weight Loss (Postsleeve Gastrectomy) Is Necessary for Better Sleep Quality? Surg Laparosc Endosc Percutan Tech. 2023 Jun 1;33(3):270-275. doi: 10.1097/SLE.0000000000001174. PMID: 37172023.

8. Yildirak MK, Şişik A, Demirpolat MT. Comparison of Laparoscopic Sleeve Gastrectomy and Single Anastomosis Sleeve Ileal Bypass in Type 2 Diabetes Mellitus Remission Using International Criteria. J Laparoendosc Adv Surg Tech A. 2023 Aug;33(8):768-775. doi: 10.1089/lap.2023.0112. Epub 2023 May 8. PMID: 37155616.

9. Demirpolat MT, Şişik A. Effect of Laparoscopic Sleeve Gastrectomy on Thyroid Function Tests and Levothyroxine Doses in People with Obesity. Cureus 2024 16(3): e56219. doi:10.7759/cureus.56219

10. Demirpolat MT, İslam MM, Ceylan EM, Aykıt F, Satır M, Güvendir Bakkaloglu I, Bacaksız ME, Yücel M, Sisik A. Effect of Histopathological Findings of Gastric Specimens Resected During Laparoscopic Sleeve Gastrectomy on Weight Loss Success: A Retrospective Analysis of 599 Patients. Cureus. 2024 May 22;16(5): e60881. doi: 10.7759/cureus.60881. PMID: 38910773; PMCID: PMC11193679.

11. Demirpolat MT. Comparison of short-term results: Laparoscopic sleeve gastrectomy (LSG) vs laparoscopic roux-en-y gastric bypass (LRYGB). Laparosc Endosc Surg Sci . 2023; 30(4): 169-175. Doi: 10.14744/less.2023.72335

12. Demirpolat, Muhammed Taha; Islam, Mehmet Muzaffer. A Comparison of Laparoscopic Sleeve Gastrectomy and Laparoscopic Roux-En-Y Gastric Bypass for Changes in Lipid Profiles. Firat Med J 2024; 29(1): 46-50.

13. Demirpolat MT. The effect of bupivacaine on postoperative pain in patients who underwent laparoscopic sleeve gastrectomy. Laparosc Endosc Surg Sci . 2023; 30(3): 141-145. Doi: 10.14744/less.2023.04874

Diğer Yayınlar

1. Demirpolat MT, İslam MM. Can inflammation indices derived from complete blood count be an alternative to diagnostic laparoscopy in predicting the presence of diaphragmatic injury in patients with left thoracoabdominal stab wounds? Curr Probl Surg. 2025 Mar;64:101720. doi: 10.1016/j.cpsurg.2025.101720. Epub 2025 Jan 13. PMID: 40057323.

2. Yucel, M., Demirpolat, M.T. & Ezberci, F. Optimal Follow-up Time Before Discharge in Patients with Penetrating Anterior Abdominal Stab Wound Not Requiring Laparotomy. Indian J Surg (2024). https://doi.org/10.1007/s12262-024-04148-0

3. Demirpolat MT. An extremely unusual condition that leads to intestinal obstruction: Foramen Winslow hernia. Ulus Travma Acil Cerrahi Derg. 2023 Oct;29(10):1199-1202. doi: 10.14744/tjtes.2023.20940. PMID: 37791434; PMCID: PMC10644083.

4. Demirpolat MT, İslam MM. The role of neutrophil-to-lymphocyte ratio, platelet-to-lymphocyte ratio, and systemic immune inflammation index in predicting the necessity for surgery and therapeutic surgery in patients with anterior abdominal stab wounds. World J Surg. 2024 Jun;48(6):1315-1322. doi: 10.1002/wjs.12177. Epub 2024 Apr 3. PMID: 38570898.

5. N Köksal, ÖF Özkan, E Ünal, İ Kabak, MT Demirpolat, G Kıran. Robotic Low Anterior Resection and TAH+ BSO with Transvaginal NOSE. Turk J Colorectal Dis 2021; 31:86-87.

6. Yucel M, Demirpolat MT, Yıldırak MK. Colorectal cancer screening; colonoscopy and biopsy results in people undergoing colonoscopy due to positive fecal occult blood test. Turk J Surg 2024; 40 (1): 59-64. doi:10.47717/turkjsurg.2024.6352.

7. Access to and quality of elective care: a prospective cohort study using hernia surgery as a tracer condition in 83 countries. Lancet Glob Health. 2024 Jul;12(7): e1094-e1103. doi: 10.1016/S2214-109X (24)00142-6. Epub 2024 May 23. PMID: 38797188.

8. Yıldırak MK, Demirpolat MT, Topcu A, Ulgur HS, Turan I, Kavas AD, Ozkan OF. Laser Hemorrhoidoplasty in a Grade 3 Hemorrhoidal Disease: A Video Presentation. Turkish Journal of Colorectal Disease; Vol. 31, Iss. 3, (Sep 2021): 279-280. DOI: 10.4274/tjcd.galenos.2021.

9. Yıldırak MK, Demirpolat MT, Topcu A, Ulgur HS, Turan I, Kavas AD, Ozkan OF. Doppler-Guided Hemorrhoidal Artery Ligation and Hemorrhoidopexy in a Grade 3 Hemorrhoidal Disease: A Video Presentation. Turkish Journal of Colorectal Disease, 2021, Vol 31, Issue 3, p277. DOI: 10.4274/tjcd.galenos.2021.2020-10-14.

10. Topcu, Ahmet, et al. "Seton Application in Complex Perianal Fistula: Video Presentation/Kompleks Perianal Fistülde Seton Uygulamasi: Video Sunum." Turkish Journal of Colorectal Disease, vol. 31, no. 1, Mar. 2021.

11. Unal E, Topcu A, Demirpolat MT, Özkan ÖF (2018) Viral Infections after Kidney Transplantation: An Updated Review. Int J Virol AIDS 5:040. doi.org/10.23937/2469-567X/1510040.

Sözlü Bildiriler

1. XXVI IFSO World Congress Napoli 2023, Enhanced Recovery After Surgery Promotes Recovery in Sleeve Gastrectomy: A Randomized Controlled Trial

2. 11th IFSO-EC 2023 Zurich. SCHOLARSHIP WINNER.

3. 15th Young IFSO Journal Club: Development and Validation of the GAASThyriC Model for Predicting Patients with Suboptimal Clinical Response After Laparoscopic Sleeve Gastrectomy and a Practical Calculator: A Retrospective Cohort Study

4. 12th National Congress of Trauma and Emergency Surgery (2019) [oral presentation]. Dıagnoses of Refugees Admıtted to Emergency General Surgery.

5. 12th National Congress of Trauma and Emergency Surgery (Turkey, 2019) [oral presentation]. Our Treatment Results in Lower Gastroıntestınal System Bleedıng.

6. 8th International Congress on Obesity and Metabolic Diseases Surgery (Turkey, 2023) [oral presentation]. Importance of Hıstopathologıc Examınatıon of Laparoscopıc Sleeve Gastrectomy Specımens.

7. 16th National & 3rd International Endoscopic, Laparoscopic & Robotic Surgery Congress (Turkey, 2023) [Oral Presentation]. Comparison of histopathologic results of pathology specimens in patients who underwent laparoscopic sleeve gastrectomy.

8. 4th International Congress of Obesity Surgery and Dietetics (Turkey, 2024). Gender-specific analysis of short-term surgical outcomes in patients who underwent laparoscopic sleeve gastrectomy.

9. XVIIth Turkish Colon and Rectal Surgery Congress (2019). Analysis of postoperative complications in patients who underwent loop ileostomy closure

Video Sunumlar:

1. XXVI IFSO World Congress Napoli 2023 [video presentation], Staple Misfire During Sleeve to Rny Gastric Bypass Revision Surgery

Kitap Bölümleri:

1. Demirpolat, M.T., Sisik, A. (2025). Thyroid and Parathyroid Considerations. In: Gagner, M., Ramos, A.C., Palermo, M., Noel, P., Nocca, D. (eds) The Perfect Sleeve Gastrectomy. Springer, Cham. https://doi.org/10.1007/978-3-031-77690-8_62-1

2. Demirpolat MT. Recurrent inguinal hernias. Book chapter in Hernia Surgeries, 2022, 209-216. Eds: Mehmet Bayrak, Neval Sarioglu. Book Chapter in Turkish.

3. Demirpolat MT. Robotic repair of inguinal hernia. Book chapter in Hernia Surgeries, 2022, 209-216. Eds: Mehmet Bayrak, Neval Sarioglu. Book Chapter in Turkish.

4. Demirpolat MT, Tolan HK. Laparoscopic Vertical Sleeve Gastrectomy; Technique, Complication & Outcomes. Book Chapter in Theory and Research in Health Sciences, October 2022, Eds: Prof. Dr. Zeliha Selamoğlu, Prof. Dr. Hasan Akgül, Dr. Merve Öztürk.

Konuşmacı:

1. 4th International Congress of Obesity Surgery and Dietetics (Turkey, 2024) [Speaker]. Laparoscopic Bariatric Surgery in Patients with Multiple Operations.

2. 8th International Congress on Obesity and Metabolic Diseases Surgery (Turkey, 2023) [Speaker]. Roux-En-Y Gastritis Bypass During Intraoperative Heparin Therapy.

3. 9th International Congress on Obesity and Metabolic Diseases Surgery (Turkey, 2024). [Session Chair]. IF There Is No Follow-up, No Success, No Knowledge! After Bariatric Surgery...

4. 9th International Congress on Obesity and Metabolic Diseases Surgery (Turkey, 2024). [Speaker]. Heal Faster! Get up and run! ERASB in bariatric surgery

5. Become Bariatric Surgeon: Bariatric and Metabolic Surgery for Beginners (Turkey 2024). [Educator]. Step by Step Laparoscopic Roux-en-Y Gastric Bypass