Assoc. Prof. MD. Nail Ömer

Education and Specialization

• 2011-2016 Istanbul University Istanbul Faculty of Medicine Department of General Surgery Medical Specialization
• 2009-2010 Central Clinic Baku Intern Doctor
• 2003-2009 Azerbaijan Medical University Undergraduate
• Thesis: The Role of Positron Emission Tomography/Computed Tomography (PET/CT) in Preoperative Staging and Postoperative Follow-up in Rectal Cancer Surgery (Retrospective Clinical (Evaluation)

Experience

• 2026-January Present Istinye University Faculty of Medicine Gaziosmanpaşa Hospital, Department of General Surgery, Specialist Doctor, Lecturer
• September 2023-2026 Istanbul Yeniyüzyıl University, Private Gaziosmanpaşa Hospital, Department of General Surgery, Lecturer, Specialist Doctor
• June 2022-September 2023 Republic of Turkey Ministry of Health, Erzurum Hınıs Martyr Yavuz YÜREKSEVEN State Hospital, (State Service Obligation) General Surgery Specialist April 2017-March 2022 Koç University Hospital, Department of General Surgery, Specialist Doctor 2011-2016 Istanbul University, Istanbul Faculty of Medicine, Department of General Surgery, Research Assistant Dr.

Foreign Languages

• English
• Russian

Professional Memberships

• National Trauma and Emergency Surgery Association, Member
• Turkish Colon and Rectum Surgery Association, Member
• Turkish Surgical Association, Member
• Member of the European Society of Coloproctology
• Member of the European Society of Surgical Oncology

Competency Exam

• Turkish Surgical Association: Turkish Surgical Competency (Board) Certificate (April 2019)

Awards

• The Role of Minimally Invasive Surgery in the Treatment of Gastric Cancer (15th National & 2nd International Endoscopic Laparoscopic Surgery Congress 2021) - Second Best Oral Presentation Award

Book Chapter Contributed To Chapter Writing

• Surgical Diseases of the Hepatopancreaticobiliary System / Polycystic Liver Diseases (Akademisyen Publishing House) (2022)
• Surgical Diseases of the Hepatopancreaticobiliary System / Biliary Cystadenomas (Akademisyen Publishing House) (2022)
• General Surgery with Cases 2 / Calcified Giant Gallbladder Stone: Case Presentation (Akademisyen Publishing House) (2025)

Moderator Sessions

• 3rd National Colo-proctology and Stoma-Therapy Congress. November 14-16, 2024
• Colo-proctology Glossary Presentation-4 Session Chair
  
• 1st International Turkish-Speaking Countries Medical Congress 16-19 October 2025, Cyprus
• Brief and Concise, Pain Management Moderator

Articles Published in International Journals

• 1-Omarov N, Uymaz D, Azamat If, Ozoran E, Ozata Ih, Bırıcık Fs, Taskin Oc, Balik E. The Role Of Minimally Invasive Surgery İn Gastric Cancer. Cureus. 2021 Nov 14;13(11):E19563.
• 2-Omarov N, Zata İh, Balık E. Right Paraduodenal Hernia Accompanying Superior Mesenteric Vein Thrombosis: A Rare Case. Bmj Case Rep. 2021 Jun 4;14(6):E241324.
• 3-Omarov N, Uymaz Ds, Bugra D. Different Uses Of The Breast Implant To Prevent   Empty Pelvic Complications Following Pelvic Exenteration. Bmj Case Rep. 2022 Mar 29;15(3): E245630.
• 4-Omarov N, Tatar S. The Repairing Of The Recto-Neovaginal Fistula In A Male-To-Female Transgender Through Perineal Graciloplasty. Cureus 2021 Jun 20;13(6):E15784.
• 5-Omarov N., Uymaz D.S., Kulle C.B., Ozkan Z.G., Azamat S., Keskin M., Bulut M.T.: The   Role Of Fdg Positron Emission Tomography/ Contrast-Enhanced Computed Tomography In Preoperative Staging And Postoperative Follow-Up In Rectal Cancer Surgery; Pol Przegl Chir 2022; 94:1–6;
• 6-Podda M, Pacella D, Pellino G, Coccolini F, Giordano A, Di Saverio S, Pata F, Ielpo B, Virdis F, Damaskos D, De Simone B, N. Omarov, Agresta F, Sartelli M, Leppaniemi A, Riboni C, Agnoletti V, Mole D, Kluger Y, Catena F, Pisanu A; Manctra-1 Collaborative Group; Principal Investigator; Steering Committee; Manctra-1 Coordinating Group; Local Collaborators; Argentina; Australia; Bahrain; Brazil; Bulgaria; China; Colombia; Czech Republic; Egypt; France; Georgia; Greece; Guatemala; India; Italy; Jordan; Malaysia; Mexico; Nigeria; Pakistan; Paraguay; Peru; Philippines; Poland; Portugal; Qatar; Romania; Russia; Serbia; Slovak Republic; South Africa; Spain; Sudan; Switzerland; Syria; Tunisia; Turkey; United Kingdom; Uruguay; Yemen. Compliance With Evidence-Based Clinical Guidelines In The Management Of Acute Biliary Pancreatitis): The Manctra-1 International Audit. Pancreatology. 2022 Jul 16: S1424-3903(22)00462-8.
• 7-De Simone B, Abu-Zidan Fm, Chouillard E, Di Saverio S, Sartelli M, Podda M, Gomes Ca, Moore Ee, Moug Sj, Ansaloni L, Kluger Y, Coccolini F, Giraudo G, Visconti D, Doria E, Santarelli M, Luppi D, Bonilauri S, Grossi U, Zanus G, Sartori A, Piatto G, De Luca M, Vita D, Conti L, Capelli P, Cattaneo Gm, Marinis A, Vederaki Sa, Bayrak M, Altıntas Y, Uzunoglu My, Demirbas Ie, Altinel Y, Meric S, Aktimur Ye, Uymaz Ds, Omarov N, Azamat I, Lostoridis E, Nagorni Ea, Pujante A, Anania G, Bombardini C, Bagolini F, Gonullu E, Mantoglu B, Capoglu R, Cappato S, Muzio E, Colak E, Polat S, Koylu Za, Altintoprak F, Bayhan Z, Akin E, Andolfi E, Rezart S, Kim Jı, Jung Sw, Shin Yc, Enciu O, Toma Ea, Medas F, Canu Gl, Cappellacci F, D'acapito F, Ercolani G, Solaini L, Roscio F, Clerici F, Gelmini R, Serra F, Rossi Eg, Fleres F, Clarizia G, Spolini A, Ferrara F, Nita G, Sarnari J, Gachabayov M, Abdullaev A, Poillucci G, Palini Gm, Veneroni S, Garulli G, Piccoli M, Pattacini Gc, Pecchini F, Argenio G, Armellino Mf, The Choco-W Prospective Observational Global Study: Does Covid-19 Increase Gangrenous Cholecystitis? World J Emerg Surg. 2022 Dec 16;17(1):61.
• 8-Podda M, Pellino G, Di Saverio S, Coccolini F, Pacella D, Cioffi Spb, Virdis F, Balla A, Ielpo B, Pata F, Poillucci G, Ortenzi M, Damaskos D, De Simone B, Sartelli M, Leppaniemi A, Jayant K, Catena F, Giuliani A, Di Martino M, Pisanu A, Omarov N; Manctra-1 Collaborative Group. Infected Pancreatic Necrosis: Outcomes And Clinical Predictors Of Mortality. A Post Hoc Analysis Of The Manctra-1 International Study. Updates Surg. 2023 Apr;75(3):493-522.
• 9-Di Martino M, Ielpo B, Pata F, Pellino G, DiSaverio S, Catena F, De Simone B, Coccolini F, Sartelli M, Damaskos D, Mole D, Murzi V, Leppaniemi A, Pisanu A, Podda M; Manctra-1 Collaborative Group. Timing Of Cholecystectomy After Moderate And Severe Acute Biliary Pancreatitis. Jama Surg. 2023 Aug 23:E233660.
• 10-Özoran E, Zata İh, Uymaz Ds, Omarov N, Bozkurt E, Tüfekçi T, Karahan Sn, Gürbüz B, Selçukbiricik F, Bölükbaşı Y, Taşkın Oç, Gürses B, Rencüzoğulları A, Buğra D, Balık E. Multimodal Assessment After Total Neoadjuvant Therapy Versus Standard Neoadjuvant Chemoradiotherapy In Locally Advanced Rectal Cancer Accurately Predicts Complete Responders. Int J Colorectal Dis. 2023 Sep 14;38(1):229.
• 11- Omarov N, Uymaz Ds, Gurbuz B, Selcukbiricik F, Cigtaskin O, Yesilsoy M, Ozoran E, Balik E, Bugra D. Comparison Of Neoadjuvant Versus Upfront Surgery For Treatment Of Locally Advanced Gastric Cancer. Ann Ital Chir. 2023 Sep 18;12
• 12- Omarov N, Uymaz D.S, Kaya M. The Outcomes Of Component Separation Technique Versus No Component Separation Technique In The Repair Of Large Ventral Hernias And Impact On Quality Of Life. Annals Of Surgical Treatment And Research. 2024;31:23-222
• 13- Perrone G, Giuffrida M, Abu-Zidan F, Kruger Vf, Livrini M, Petracca Gl, Rossi G, Tarasconi A, Tian Bwca, Bonati E, Mentz R, Mazzini Fn, Campana Jp, Gasser E, Kafka-Ritsch R, Felsenreich Dm, Dawoud C, Riss S, Cloquell Mm, , Mongkhonsupphawan A, Baraket O, Ayed K, Abbassi I, Ali Ab, Ammar H, Kchaou A, Tlili A, Zribi I, Colak E, Polat S, Koylu Za, Guner A, Usta Ma, Reis Me, Mantoglu B, Gonullu E, Akin E, Altintoprak F, Bayhan Z, Firat N, Isik A, Memis U, Bayrak M, Altıntaş Y, Kara Y, Bozkurt Ma, Kocataş A, Das K, Seker A, Ozer N, Atici Sd, Tuncer K, Kaya T, Ozkan Z, Ilhan O, Agackiran I, Uzunoglu My, Demirbas E, Altinel Y, Meric S, Hacım Na, Uymaz Ds, Omarov N, Balık E, Tebala Gd, Khalil H, Rana M, Khan M, Florence C, Swaminathan C, Leo Ca, Liasis L, Watfah J, Trostchansky I, Delgado E, Pontillo M, Latifi R, Coimbra R, Edwards S, Goodbye Hartmann Trial: A Prospective, International, Multicenter, Observational Study On The Current Use Of A Surgical Procedure Developed A Century Ago. World J Emerg Surg 19, 14 (2024).
• 14- Omarov N, Huseynov E. Effect Of Laparoscopic Sleeve Gastrectomy On Calcium Metabolism Parameters, Vitamin D, And Parathyroid Hormone In Morbidly Obese Patients: Short-Term Results. Cureus 2024 Oct 18;16(10):E71795.
• 15- Omarov Nail, Huseynov E, Coban G, Hasanov M. Is Laparoscopic Sleeve Gastrectomy Without Staple Reinforcement Safer? Analysis Of 426 Consecutive Cases. Ann Ital Chir. 2025;96(4):562-567. (
• 16- Fatih Yanar, Oğuzhan Şal, Berke Şengün, Nail & Ouml;mer, İbrahim Fethi Azamat. Acute Mechanical Intestinal Obstruction Secondary to Malignant Melanoma Metastasis, 2025;12 (2)
• 17- Nail Omarov, Ömer Gezdur. Exploring Between Helicobacter Pylori And Rosacea: Aretrospective Matched Cohort Study, Medical Science And Discovery, 12 (6), 207-212
• 18- Nail Omarov, Elnur Huseynov Quality Of Life After Laparoscopic Sleeve Gastrectomy: Preoperative And 1 Year Results. Polish Journal  Of Surgery 2025, 97, 1-5

Articles Published in National Journals

• 1-Emirikçi S, Özınar B, Öner G, Omarov N, Ağcaoğlu O, Soytaş Y, Aksakal N, Yanar F, Barbaros U, Erbil Y. Thyroid Cancer Incidence İn Simultaneous Thyroidectomy With Parathyroid Surgery. Ulus Cerrahi Derg. 2015 Aug 18;31(4):214-7.
• 2-Dealing With The Gray Zones İn The Management Of Gastric Cancer: The Consensus Statement Of The Istanbul Group. Aytac, Erman; Aslan, Fatih; Omarov, N; Cicek, Bahattin; Et Al. Turkish Journal Of Gastroenterology   Volume: ‏ 30   Issue: ‏ 7   Pages: ‏ 584-598  ‏Jul 2019
• 3-Omarov N, Kaya M. Outcomes Of Crystallized Phenol Treatment In Sacrococcygeal Pilonidal Sinus Disease And Factors Affecting Recurrence: A Retrospective Study. Turk J Colorectal Dis 2024;34:7-12.
• 4-Omarov N, Huseynov E, Özocak A. Comparison Of Three-Dimensional Mesh (3d Mesh) Without Fixation Versus Polypropylene Mesh With Fixation In Patients Of Inguinal Hernia Undergoing Totally Extraperitoneal Repair. Laparoscopic Endoscopic Surgical Science 2024; 31(2)
• 5-Nail Omarov, Elnur Huseynov The Effect Of Laparoscopic Sleeve Gastrectomy On Serum Levels Of Vitamin A, D And B12 And Iron Profile In Patients With Morbid Obesity: Short Term Outcomes. Laparosc Endosc Surg Sci . 2024; 31(3): 118-122
• 6-Nail Omarov, Elnur Huseynov. Endoscopic Findings And Gastroesophageal Reflux Changes After Sleeve Gastrectomy: Results Of 18-Month Follow-Up 2025 32 (4), 2025
  

National CongressOral Presentations Included in the Conferences

• Nail Ömerov, Metin Keskin, Bora Karip, Selim Doğan, Ali Akyüz, Yılmaz Büyükuncu, Sümer Yamaner, Dursun Buğra, Emre Balık, Does Neoadjuvant Chemoradiotherapy Negatively Affect Early Outcomes in Esophageal Tumors? 19th National Surgical Congress, Antalya, 2014
• Nail Ömerov, Ali Fuat Kaan Gök, Mehmet İlhan, Süleyman Bademler, Metin Keskin, Fatih Yanar, Hakan Teoman Yanar, Recep Güloğlu, Cemalettin Ertekin, Kayıhan Günay. Reliability and Efficacy of Self-Expanding Coated Metal Stents Used for Treatment of Anastomotic Leaks Developing After Upper Gastrointestinal System Surgery. Oral Presentation. 10th National Trauma and Emergency Surgery Congress, 2015 Nail Omarov, Burçin Batman, Kürşat Rahmi Serin, Yalın İşcan, Çiğdem Arslan, Süleyman Bademler, Derya Salim Uymaz, Hasan Altun, Oktar Asoğlu. Oral Presentation: Long-Term Results of Laparoscopic Right Colon Complete Mesocolic Excision. National Surgical Congress, Antalya 2016 Süleyman Bademler, Yalın İşcan, Burçin Batman, Derya Salim Uymaz, Nail Omarov, Oktar Asoğlu. Long-Term Oncological Outcomes of Laparoscopic Colon Cancer Surgery. National Surgical Congress, Antalya 2016 Yalın İşcan, Burçin Batman, Kürşat Rahmi Serin, Derya Salim Uymaz, Nail Omarov, Oktar Asoğlu. Long-Term Oncological Outcomes of Rectal Cancer Treatment.
• National Surgical Congress, Antalya 2016
• Burçin Batman, Kürşat Rahmi Serin, Derya Salim Uymaz, Nail Omarov, Yalın İşcan, Oktar Asoğlu. Total Pelvic Exantration (TPE), Intraoperative Radiotherapy (IORT), Composite Bone Resection in 9 Cases of Locally Recurrent Rectal Cancer. National Surgical Congress, Antalya 2016
• Nail Omarov, Adem Bayraktar, Cemil Burak Kulle, Metin Keskin, Gözde Özkan, Sena Azamat, Sümer Yamaner, Emre Balık, Türker Bulut. The Role of FDG Positron Emission Tomography in Preoperative Staging and Postoperative Follow-up in Rectal Cancer Surgery (Retrospective Clinical Evaluation). Oral Presentation. (16th Turkish Colon and Rectum Surgery Congress, May 16-20, 2017) Derya Salim Uymaz, Kürşat Rahmi Serin, Burçin Batman, Nail Omarov, Yalın İşcan, Oktar Asoğlu. Short, Medium and Long Term Results of Laparoscopic Resection in Colorectal Cancer Patients Aged 75 and Over. National Surgical Congress, Antalya 2016 Derya Salim Uymaz, İbrahim Halil Özata, Nail Omarov, Emre Özoran. How Much More Can We Reduce the Number of Ports When Repairing Abdominal Wall Hernias with Laparoscopic Method? Oral Presentation. (15th National & 2nd International Endoscopic Laparoscopic Surgery Congress 2021) Nail Omarov, Derya Salim Uymaz, Emre Özoran, Emre Balık, Dursun Buğra. Our Results of Abdominoperineal Pull-Through Colonal Anastomosis (Turnbull-Cutait) Surgery in Pelvic Surgery and Late Colorectal Anastomosis Complications. Oral Presentation Presentation (18th Turkish Colon and Rectum Surgery Congress, 1st International Turkish Colorectal Surgery Congress 2021) Derya Salim Uymaz, İbrahim Halil Özata, Emre Özoran, Nail Omarov, Bülent Gürbüz, Salih Nafiz Karahan, Dursun Buğra, Emre Balık. Does the Localization of Colon Tumor in the Intestinal Wall (Mesenteric – Antimesenteric) Affect Prognosis? (18th Turkish Congress of Colon and Rectum Surgery, 1st International Turkish Colorectal Surgery Congress 2021) Derya Salim Uymaz, Emre Özoran, Nail Omarov, İbrahim Halil Özata, Bülent Gürbüz, Serkan Sucu, Dursun Buğra, Emre Balık. The Effect of Circumferential Tumor Location on Prognosis in Rectal Cancer. (18th Turkish Congress of Colon and Rectum Surgery, 1st International Turkish Colorectal Surgery Congress 2021). Emre Özoran, İbrahim Halil Özata, Bülent Gürbüz, Seda Gönen, Derya Salim Uymaz, Nail Omarov, Dursun Buğra, Emre Balık. Our Experiences with Non-Surgical Observation (NOM) in Locally Advanced Rectal Cancer. (18th Turkish Colon and Rectum Surgery Congress, 1st International Turkish Colorectal Surgery Congress 2021).
• Nail Omarov. Is There a Place for Topical Metronidazole in the Medical Treatment of Acute Anal Fissure? (19th Turkish Colon and Rectum Surgery Congress, 2nd International Turkish Colorectal Surgery Congress 2023).
• Nail Omarov. Postcholecystectomy Syndrome: Ongoing Complaints After Laparoscopic Cholecystectomy. 12th International Hippocrates Medical and Health Sciences Congress, September 1-2, 2023 Nail Omarov, Outcomes of Medical Treatment of Stage 1-3 Hemorrhoidal Diseases and Factors Affecting Recurrencecurrence. 13th International Congress of Medical and Health Sciences Research (UTSAK), August 26-27, 2023, Ankara
• Nail Omarov, Early and Late Complications Developing After Bariatric Surgery and Their Management. Tebabetin Aktual Problemleri Beynelxalq Elmi-Praktiki Kongres 6-8 May, Baku, 2024
• Nail Omarov, Mushviq Hasanov New Technologies in the Treatment of Hemorrhoidal Disease. 3rd National Colo-Proctology and Stoma-Therapy Congress. November 14-16, 2024
• Nail Omarov Early Complications After Obesity Surgery
• 3rd International Medical Congress ‘ Interuniversity Communication on Medicine and Education, October 23-25, Samarkand, Uzbekistan.
  

Posters Presented at the Congresses

• 1-Ibrahim Azamat, Nail Omarov, Fatih Yanar, Mehmet Kurtoğlu (2016). Acute Mesenteric Ischemia: A Case Presentation. The Association Of International Vascular Surgeons (Aivs) Congress 2016, Madonna Di Compliago Italy (Op)
• 2-Nail Omarov, Burcin Batman, Kursat Serin, Derya Salim Uymaz, Oktar Asoglu (2016) Long Term Results Of Laparoscopic Right Hemicolectomy With Complete Mesocolic Excision.  European Society Of Coloproctolgy Milan 2016.
• 3-Nail Omarov, Cemil Burak Kulle, Zeynep Gözde Özkan, Sena Azamat, Metin Keskin, Mehmet Türker Bulut.  The Importance Of Pet/Ct (F18-Fdg) In The Treatment Of Rectal Cancer. 40th Congress of the European Society of Surgical Oncology, 8-10 November 2021, Lisbon, Portugal
• 4-The Results of Abdominoperineal Pull-Through Delayed Colonal Anastomosis (Turnbull-Cutait Technique) and Its Role in Modern Surgery. Nail Omarov, Derya Salim Uymaz, Emre Ozoran, Emre Balik, Dursun Bugra. 31st Issues, October 2022, Istanbul
• 5-Our Experience with Laparoscopic Approach to Cholecystoduodenal Fistulas. Nail Omarov, Mesut Kaya, Azad Gazi Şahin, April 11-15, 2018, 21st National Surgical Congress
• Nail Omarov, Ali Fuat Kaan Gök, Beyza Özçınar (2016). Maydl’s Hernia: Case Report. National Surgical Congress, Antalya, 2016
• Nail Omarov, İbrahim Fethi Azamat, Ali Fuat Kaan Gök, Adem Bayraktar, Bahar Canbay, Cemalettin Ertekin. Acute Mechanical Intestinal Obstruction Secondary to Malignant Melanoma Metastasis: Case Report (2016). National Surgical Congress, Antalya, 2016