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  • 2019 - 2020 Cleveland Clinic, Kolorektal Cerrahi, Ohio/ABD Ohio/USA (Research Fellowship)
  • 2018 Koc University, Genel Cerrahi, İstanbul
  • 2014 Haseki Eğitim ve Araştırma Hastanesi Genel Cerrahi
  • 2007 Uludağ Üniversitesi Tıp Fakültesi
  • 2022 Acıbadem Sağlık Grubu
  • 2016 - 2022 Istanbul Eğitim ve Araştırma Hastanesi, Genel Cerrahi
  • 2014 - 2016 Besni Devlet Hastanesi Hospital, Genel Cerrahi
  • 2009 - 2014 Haseki Eğitim ve Araştırma Hastanesi, Genel Cerrahi
  • 2007 - 2009 Adıyaman Devlet Hastanesi, Acil Tıp, Pratisyen Hekimlik
  • İstanbul Cerrahi Derneği
  • Ulusal Travma ve Acil Cerrahi Derneği
  • Türk Cerrahi Derneği
  • Avrupa Koloproktoloji Derneği
  • Türk Kolon ve Rektum Cerrahisi Derneği
  • Validation of the Classification of Intraoperative Complications for Gastrointestinal Surgery IMJ 2022;23(2):135-138. Sevinc MM, Kinaci E, Idiz UO, Doğan S, Tatar C.
  • Endoscopic Procedures for Upper Gastrointestinal Tract Lesions and a Brief Review of Literature IMJ 2022; 23: 154-158 Doğan S, Cakar E, Gurbulak B, Colak S, Bektas H, Tatar C.
  • Endoluminal surgery enabled by a new platform and endoscopic submucosal dissection in the treatment of complex colorectal lesions Dis Colon Rectum. (Forthcoming) 10.1097/DCR.0000000000002476 Tatar C, Ozgur I, Sapci I; Catalano B, Liska D, Gorgun E.
  • The Limberg Flap repair for complex recurrent pilonidal disease. Seminars in Colon and Rectal Surg. Accepted for publication. Tatar C, Gorgun E.
  • Evaluation of pleural effusions developed after abdominal operations Med Sci 2022;11(2):537-9. Dubus T, Ari A, Koyuncu A, Tatar C.
  • Endoscopic Submucosal Dissection in the Management of an Adenoma Within the Area of Rectal Cancer After Complete Clinical Response Dis Colon Rectum. 2021 Dec 1;64(12):e717. doi: 10.1097/DCR.0000000000002244. Tatar C, Crowell KT, Sapci I, Gorgun IE.
  • Intraoperative Colonoscopy During Colorectal Surgery Does Not Increase Postoperative Complications: An Assessment From the ACS-NSQIP Procedure-targeted Cohort Surg Laparosc Endosc Percutan Tech. 2021 Jan 12. Tatar C, Benlice C, Rencuzogullari A, Church J, Ozuner G, Liska D, Steele SR, Gorgun E.
  • SARS-CoV-2 vaccination modelling for safe surgery to save lives: data from an international prospective cohort study Br J Surg. 2021 Mar 24:znab101. doi: 10.1093/bjs/znab101. COVIDSurg Collaborative, GlobalSurg Collaborative
  • Effects of pre-operative isolation on postoperative pulmonary complications after elective surgery: an international prospective cohort study Anaesthesia. 2021 Nov;76(11):1454-1464. doi: 10.1111/anae.15560. Epub 2021 Aug 9. COVIDSurg Collaborative; GlobalSurg Collaborative
  • Timing of surgery following SARS-CoV-2 infection: an international prospective cohort study. Anaesthesia. 2021 Jun;76(6):748-758. doi: 10.1111/anae.15458. Epub 2021 Mar 9. COVIDSurg Collaborative; GlobalSurg Collaborative
  • SARS-CoV-2 infection and venous thromboembolism after surgery: an international prospective cohort study Anaesthesia. 2021 Aug 24. doi: 10.1111/anae.15563. Online ahead of print. COVIDSurg Collaborative; GlobalSurg Collaborative
  • Modified frailty index predicts high-risk patients for readmission after colorectal surgery for cancer. Am J Surg. 2020 Jul;220(1):187-190. doi: 10.1016/j.amjsurg.2019.11.016. Tatar C, Benlice C, Delaney CP, Holubar SD, Liska D, Steele SR, Gorgun E.
  • Evaluation of predictive power of laboratory markers in diagnosis of acute appendicitis in elderly. North Clin Istanb 2019;6(3):293?301. Bayrak S, Tatar C, Cakar E, Colak S, Gunes ME, Tekesin K, Gurbulak B, Kinaci E, Sevinc MM.
  • Relationship between Helicobacter pylori-positivity in the gallbladder and stomach and effect on gallbladder pathologies J Int Med Res. 2019 Aug 22:300060519847345 Ari A, Tatar C, Yarikkaya E.
  • The effects of alpha tocopherol on acute pancreatitis in rats Ulus Travma Acil Cerrahi Derg 2019 Jan;25(1):1-6. Ozgul H, Tatar C, Ozer B, Aydin H, Ozer Peltek S, Sari S.
  • Stent Experiences In The Emergency Conditions In Acute Mechanical Intestinal Obstruction Caused By Colorectal Cancer Videosurg Mini inv Wideochir Inne Tech Maloinwazyjne 2019 Jan;14(1):46-51. Bayrak S, Tatar C, Kinacı E, Cakar E, Sevinc MM, Bektas H.
  • Effect of Dexketoprofene Trometamol on Post-Endoscopic Retrograde Cholangiopancreatography Pancreatitis J Coll Physicians Surg Pak 2019 Jun;29(6):511-515. Ari A, Gurbulak B, Okmen H, Tatar C, Idiz UO, Ucuncu MZ.
  • May Nesfatin-1 be a Biomarker in Acute Mesenteric Ischemia? J Coll Physicians Surg Pak. 2019;29(10):928-931. Tatar C, Ahlatci FA, Idiz UO, Nayci AE, Incir S, Agcaoglu O, Idiz C, Balik E.
  • Preliminary report:one of the PD-1 gene variants may be a valuable marker for colorectal cancer Arch Med Sci Civil Dis 2018;3;34-40. Lamami Y, Mesediyeva R, Arikan S, Ercan Ş, Kiyan HF, Tatar C, Nayci AE, Faroogi A, Yaylim I, Kiran B.
  • The analysis of 89 patients that performed tube thoracostomy by general surgeons Turk J Surg 2018;33:49-52. Tatar C, Kocakusak A, Ozer B, Kizilkaya MC, Karsidag T, Ari A, Buyukasik K
  • The role of serum CK-18, TIMP-1 and MMP-9 levels in predicting R0 resection in patients with gastric cancer Disease Markers 2018 Feb 5;2018:5604702. doi: 10.1155/2018/5604702 Peduk S, Tatar C, Dincer M, Citlak G, Ozer B, Kocakusak A, Akinci M, Tuzun IS
  • Surgical treatment of inguinal hernia: our experience Exp Biomed Res 2018; 1(3):109-114. .Ozer B, Sit M, Ozer S, Tatar C, Citlak G, Savas OA, Akinci M.
  • The effects of local and systemic administration of proline on wound healing in rats J Invest Surg 2018;1:1-7. Aydin H, Tatar C, Savas OA, Karsidag T, Ozer B, Dursun N, Bekem A, Unal A, Tuzun IS
  • Post caesarean scar endometriosis Turk J Obstet Gynecol 2017 Turk J Obstet Gynecol 2018;15:33-8 Yildirim D, Tatar C, Dogan O, Hut A, Donmez T, Akinci M, Toptas M, Bayik RN
  • The Effect of Sterilization Methods of Endoscopic Instruments on the Body: A Study on Rat Model J Invest Surg. 2017 Apr 25:1-8 Hut A, Yildirim D, Donmez T, Tatar C, Mirapoglu S, Erdogan RN, Saglam ZM, Kilincaslan H.
  • Prognostic factors in patients with acute mesenteric ischemia. Turk J Surg 2017; 33: 104-109. Yildirim D, Hut A, Tatar C, Donmez T, Akinci M, Toptas M.
  • Intestinal perforation that developed after chemotherapy in a patient diagnosed with non- Hodgkin lymphoma A case report and review of literature.Int J Surg. 2017;2:39:321-3 Tatar C, Yavas M, Akkus O, Tapkan B, Batikan OK, Bayrak S, Arikan S.
  • The effects of platelet-rich plasma on wound healing in rats Int J Clin Exp Med 2017;10(5):7698-7706. Tatar C, Aydin H, Karsidag T, Arikan S, Dogan O, Kabukcuoglu F, Bekem A, Unal A, Tuzun S.
  • Spinal anesthesia is safe in laparoscopic total extraperitoneal inguinal hernia repair. Retrospective clinical trial Videosurgery Miniinv 2017;12:417-27. Yildirim D, Donmez T, Uzman S, Kocakusak A, Demiryas S, Cakir M, Tatar C.
  • Is it possible to reduce the surgical mortality and morbidity of peptic ulcer perforations? Turk J Surg 2017;33:267-273. Hut A, Tatar C, Yildirim D, Donmez T, Unal A, Kocakusak A, Akinci M.
  • Comparison of Mesh fixation and non-fixation in laparoscopic totally extraperitoneal inguinal hernia repair Hernia.2017; 17:1590-1592. Buyukasik K, Akce B, Ari A, Tatar C, Segmen O, Bektas H
  • Clinicopathological features of gastroenteropancreatic neuroendocrine tumors: a retrospective evaluation of 42 cases. Turk J Surg 2017;33:279-83. Buyukasik K, Ari A, Tatar C, Akce B, Sevinc MM, Sari S, Pasaoglu E, Bektas H.
  • Laparoscopic resection for gastric neuroendocrine and stromal tumors: a single center study. Med Science 2017;6(1):104-108 Ari A, Buyukasik K, Tatar C.
  • Successful endoscopic treatment of a gastrocolocutaneous fistula due to PEG tube Turk J Gastroenterol 2017;28(3):231-232. Buyukasik K, Tatar C, Ari A, Sari S, Bektas H.
  • Laparoscopic treatment of adrenal tumors: A single-center experience with 58 patients Surg Res Pract. 2016;2016:9574391. Epub 2016 Nov 16 Ari A, Buyukasik K, Tatar C, Segmen O, Ersoz F, Arikan S, Gunver F, Sari S.
  • Synchronos male breast and colon cancer presenting with ileus: A case report Int J Surg Case reports 2016; 28:31-33. Ari A, Tatar C, Buyukasik K, Segmen O, Cakir C, Arikan S.
  • he effect of demographic, biochemical and patholojical parameters on survival in colorectal cancer J Turgut Ozal Med Cent 2016; 23(4): 414-419. Benek S, Tatar C, Kocakusak A, Ozer B, Kizilkaya C, Aydin H.
  • De Garengeot''s hernia in a 72-year-old man: A case report . J Turgut Ozal Med Cent. 2016; 23(4): 459- 461. Sevinc MM, Kinaci E, Tatar C, Bayrak S, Ozakay A, Cakar E, Aren A.
  • Prosthetic mesh repair for incarcerated inguinal hernia Balkan Med J 2016; 33: 434-440 Tatar C, Tuzun S, Karsidag T, Kizilkaya C, Yilmaz E.
  • Assessment of the Pre-operative Nutritional Status of Patients who were Scheduled for Elective Surgery and Determination of Nutritional Support Requirements Med Bull Haseki 2016; 54: 232-236. Ozer B, Kocakusak A, Tatar C, Koyuncu A, Benek S, Aydin H, Citlak G, Ozgul H.
  • The comparison of Anterior and posterior herniorraphy operations in recurrent inguinal hernias. Haseki Tıp Bülteni 2016; 54(2):100-102. Ozer B, Tatar C, Benek S, Aydın H, Kizilkaya C, Alkurt E, Ozgul H, Koyuncu A.
  • Lymph node yield in laparoscopic total mesorectal excision: our clinical experience. Ulutas Med J 2016; 2(1):36-40. Ari A, Buyukasik K, Segmen O, Akkus O, Tatar C.
  • Primary Hydatid disease within the quadratus lumborum muscle: case report. Ulutas Med J 2016; 2(1):63-65. Ari A, Buyukasik K, Akce B, Tatar C, Vardar YM.
  • Unilateral Spinal Anesthesia Experience in a Supercentenarian A Case Rep 2015; 1;5(7):117-118. Tosun F, Ozen M, Tatar C, Alakus H.
  • Neonatal colonic perforation Turk J surg 2015; 31(1):44-46 Sarac F, Ataoglu E, Tatar C, Hatipoglu HU, Abbasoglu L.
  • Hepatocellular Carcinoma-Liver resections Med Bull Haseki 2015; 53(1):1-9. Tüzün S, Çakır M, Savaş OA, Tatar C.
  • Locoregional use of lateral thoracic artery perforator flap as a propeller flap Annals of Plastic Surgery 2015; 74(5):532-5. Baghaki S, Cevirme M, Diyarbakirli M, Tatar C, Aydin Y.
  • Serum Galectin 3; Diagnostic value for Papillar Thyroid Carsinoma. Turk J Surg 2015; 31: 192-196. Yilmaz E, Karsidag T, Tatar C, Tuzun S.
  • The Ever-Changing Configuration of the Completion Thyroidectomy in the Last Decade Haseki Tip Bülteni 2015; 53(3): 225-228. Benek S, Kocakusak A, Bahri Ö, Kızılkaya C, Erözgen F, Çiftçi F, Aydın H, Tatar C.
  • Preperitoneal mesh placement with anterior approach in incarcerated femoral hernia (our experiences with 23 cases). Haseki Tıp Bülteni 2015; 53(3): 196-198. Cakir M, Savas OA, Tatar C, Tuzun S.
  • Unique journey of a fallen gall stone leading to gastrointestinal, biliary and intraperitoneal haemorrhage:The first case in the literature Turk J Gastroenterol 2014; 25: 584-585. Kızılkaya MC, Erözgen F, Kocakuşak A, Tatar C, Kaplan R.
  • Succesful endoscopic removal of a foreign body in the rectum Turk J Gastroenterol 2014; 25: 442-443. Tatar C, Karşıdağ T, Hut A.
  • Gastrit Trikobezoar Med Bull Haseki 2013; 51(3): 141-143. Tatar C, Karşıdağ T, Özgül H, Tüzün S
  • Four sisters affected by familial medullary thyroid cancer J Dialog in Endocrinol 2013; 10 (1): 21-23. Erözgen F, Kurtulmuş N, Tatar C, Kızılkaya C, Kaplan R.
  • The prevalence of male breast cancer and our clinical experiences. Med Bull Haseki 2013; 51(3): 99-101. Tatar C, Erözgen F, Akıncı M, Benek S, Kızılkaya C.
  • Surgical approach to breast hamartoma and the diagnostic accuracy in preoperative biopsies J Breast Health 2013; 9: 186-190. Tatar C, Erözgen F, Tüzün S, Karşıdağ T, Yılmaz E, Aydın H, Kızılkaya C, Özer B.
  • Mastalgia in daily practice. J Breast Health 2013; 9: 191-4. Kızılkaya C, Erözgen F, Kocakuşak A, Tatar C, Akıncı M, Tüzün S, Kaplan R.
  • Paraganglioma of the Thyroid Gland Med Bull Haseki 2012; 50(3): 110-112. Tatar C, Karşıdağ T, Tüzün S, Avcı M, Yılmaz E, Altundağ K, Ak A

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Acıbadem Sağlık Hizmetleri ve Ticaret A.Ş. (“Acıbadem”) and Acıbadem’s controlling shareholders, parent companies and affiliates (hereinafter to be collectively referred to as “Acıbadem Group”) may, acting as “Data Supervisor” under the Law on Protection of Personal Data no. 6698 (the “Law”) and other pertinent laws and regulations, process your personal data within the following frame and in strict compliance with the Basic Healthcare Services Law no. 3359, the Governmental Decree-Law on Organization and Duties of the Ministry of Health and its Affiliated Companies no. 663, the Private Hospitals Regulation, and other regulations of the Ministry of Health, and other applicable laws and provisions.

1. Obtaining and Processing of Personal Data, and Purposes of Processing:

Your personal data is collected and obtained verbally, in writing, or in visual or electronic media, through call center, internet site, verbally, in writing or similar other channels for conduct of such services as protection of public health, preventive medicine, medical diagnosis, treatment and maintenance services offered by Acıbadem Group, or for planning and management of healthcare services and financing, and in accordance with the fields of business of Acıbadem Group Companies. Your general personal data and special personal data, especially your healthcare data, may be processed by the Group to a limited extent for all and any purposes, including, but not limited to, the following purposes:

All kinds of your personal data obtained by Acıbadem Group (including, but not limited to, your special personal data) may be processed for the following purposes:

Your personal data obtained and processed pursuant to the applicable laws and regulations may be transferred to physical archives and/or information systems of Acıbadem or Acıbadem Group and may be kept and stored both in digital and in physical platforms.

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Your personal data may be shared by Acıbadem and Acıbadem Group with companies included in Acıbadem Group or with private insurance companies, Ministry of Health and its sub-units, Social Security Agency, Security General Directorate and other security forces, General Directorate of Population and Census, Turkish Pharmacists’ Association, courts and all kinds of other juridical authorities, central etc. third parties, your authorized representatives and agents, and third parties offering consulting and advice services to us, including, but not limited to, lawyers, tax and financial consultants and auditors, and our business partners and other third parties acting in cooperation with us for further development or performance of healthcare services for the purposes cited above, also including regulatory and supervisory bodies and authorities, and official authorities, for the purposes of processing listed above, in accordance with the Law and other applicable laws and regulations.

3. Methods and Legal Causes of Obtaining of Personal Data

Your personal data are collected and processed in all kinds of verbal, written, visual or electronic media, for the purposes listed hereinabove, and for performance of all kinds of works included in the fields of business of Acıbadem within the legal framework, and accordingly, for full and proper performance of all kinds of contractual and legal duties and obligations of Acıbadem. Legal causes of collection and acquisition of your personal data are the pertinent provisions of:

Furthermore, as stipulated in 3rd paragraph of article 6 of the Law, personal data relating to health may also be processed by persons under secrecy obligations or by authorized official entities and organizations, without being liable to receive prior explicit consent of the relevant purpose, only for protection of public health, preventive medicine, medical diagnosis, treatment and maintenance services, and for planning and management of healthcare services and financing.

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Pursuant to the Law and other relevant applicable laws and regulations, you are entitled:

If at any time you use any one or more of your aforesaid rights, the relevant information will be transmitted to you clearly and in an understandable manner, in writing or in electronic media, by using the communication data and information provided by you.

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Acıbadem protects your personal data in full and strict compliance with all technical and administrative security controls required to be taken in accordance with information security standards and procedures. Said security actions and measures are taken and provided at a level appropriate for the probable risks by also taking into consideration the technological possibilities.

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Your personal data are protected within the frame of the available technical and administrative possibilities, and the required security actions and measures are taken and provided at a level appropriate for the probable risks by also taking into consideration the technological possibilities.

By filling in the “Application Form Pursuant to the Law on Protection of Personal Data” given at the , “https://www.acibadem.com.tr/acibademonline/hastaverilerinkorunmasi.html” web address, you may transmit and submit your legal requests:

You are hereby kindly requested to transmit your legal requests under the Law by filling in the “Application Form Pursuant to the Law on Protection of Personal Data” given at the https://www.acibadem.com.tr/acibademonline/hastaverilerinkorunmasi.html web address and sending it to us by the communication means set forth in the form.