Dr Erol Kilic is a surgical specialist at Büyük Anadolu Hospitals with a clear focus on oncological and abdominal procedures. He manages complex biliary cases within the hospital's dedicated treatment programme for gallbladder diseases.

• Specialises in oncological surgery for complex cases
• Performs surgical treatment for gallbladder and stomach diseases
• Focuses on minimally invasive techniques for abdominal hernias
• Handles general surgical procedures including thyroid and parathyroid treatments
• Part of the multi-disciplinary team at Büyük Anadolu Hospitals

Associate Professor Mehmet Ali Gok is a leading general surgeon at Medipol University Pendik Hospital with significant expertise in laparoscopic gallbladder procedures.

• Published specialised clinical research on enhancing patient recovery and comfort following elective cholecystectomy
• Completed advanced robotic colorectal surgery training at Stony Brook University in New York
• Awarded a laparoscopic hernia surgery certificate from the European Hernia Society in Dubai
• Serves as an editor for several medical textbooks focused on minimal invasive and oncological surgery
• Active member of the Turkish Surgical Association and the Turkish Society of Colon and Rectum Surgery

Dr Levent Akgun Kazak is a specialist general surgeon at Büyük Anadolu Hospitals with a clinical focus on hepatobiliary and gallbladder surgery.

• Treats diverse liver and gallbladder diseases using surgical intervention
• Focuses on abdominal wall hernia repairs and inguinal hernia surgery
• Specialises in thyroid diseases and breast cancer surgical treatments
• Handles complex cases involving stomach and small intestine conditions
• Manages surgical care for colon and rectum diseases at BAH International

Gastroenterology

Pendik Medipol University Hospital

Education

1999 Karadeniz Technical University, Gastroenterology

1997 Atatürk University, Internal Diseases Professorship

1992 Atatürk University, Internal Diseases Associated Professorship

1985 Atatürk University, Internal Diseases Specialist

1981 Atatürk University Faculty of Medicine

Publications

1- Nihat Okçu Gülçin Polat, Arif Yılmaz, Mehmet Koruk, The demographic features of gastric cancers in Erzurum(Eurasian J Med 2000; 32: 63-65)

2- An Evaluation of Upper Gastrointestinal Bleeding Cases. Clinical Sciences-Doctor.2000, - E.akarsu,N.Okçu,et Ark.Northeast Anatolia 6:4:435-438

3-N.Okçu, A.yılmaz. İ.kiki,MDonuk, C.gündoğdu, H.uzunismail. Our Diagnostic Upper Gastrointestinal Endoscopy Results. Atatürk University Medical Journal 1997,29 (2):486

4-N. Okçu, M.gündoğdu, MD onuk, İ.kiki, l.cerrahoğlu, k.yılmaz, I. çapoğlu. The Role of Misoprostol in Preventing Gastroduodenal Lesions in Patients Using Nonsteroidal Anti-Inflammatory Drugs (NSAIDs). Atatürk University Medical Journal 1997,29 (2):453-455.

5-N.Okçu, A. Öz, MD Onuk, E.Akarsu, B. Tekin, Hz Tonbul, H.Kaya. Plasma Fibronectin Levels in Chronic Active Hepatitis and Decoction of Liver Parenchymal Insufficiency and Their Relationship with Liver Functional Status. Turkish J. Gastroenterol 1995;27(4): 422-426.

6-N.Okçu, Tahir Buran, MD Onuk, A. Yılmaz, E.Akarsu, G. Akçay. Prevalence of Helicobacter Pylori in Patients with Duodenal Ulcer in Erzurum and Surrounding Area. Turkish J. Gastroenterol 1995;27(4): 447-450.

7-N.Okçu, bs awake, e. akarsu, e. bakan, z. tonbul. Importance of Carbohydrate Antigens (CA-19-9, CA-125), Carcinoembryonic Antigen (CEA) and Alkaline Phosphatase in Gastric and Colorectal Cancers. Turkish J. Gastroenterol 1995;6:467-471.

8-N. Okçu, MD Onuk, E. Akarsu, H. Doğan, C. Gündoğdu. Major Risk Factors in Patients with Hepatocellular Carcinoma in Our Region. Gastroenterology 1994;5(2):154-157

9-N.Okçu, md. Onuk, e. akarsu, h. doğan, c.gündoğdu, tahir buran. Frequency of gastric carcinoma in Erzurum region, endoscopic and histological features. Gastroenterology 1994;5(2):263-267.

10-N. Okçu, MD Onuk, Tahir Buran, E. Akarsu, MA Çiftçioğlu. Frequency of Helicobacter Pylori in Nonspecific Gastritis Cases in Erzurum Province. Gastroenterology 1994;5(2):211-213.

11-N.Okçu, MD Onuk, Ö. Ünal, E. Akarsu, L. İncesu, K. Akgöz. Diagnostic Value of Ultrasound-Guided Fine Needle Aspiration Biopsy in Intra-Abdominal Mass Lesions. Gastroenterology 1993;4(1):166-68.

12-NOkçu, md. onuk, m. polat, a. yılmaz, m. gündoğdu, m. paç. Budd-Chiari Syndrome (2 Cases). Turkish J Gastroenterhepatol 1993; 4(1):77-80.

13-N.Okçu, H. Koçak, MD Onuk, M. Gündoğdu, E. Bakan, A. Yılmaz, A. Başoğlu, A. Ateş, F.A. Paç. The Effect of Atrial Pressure Changes and Cardiac Nerves on Plasma Atrial Natriuretic Peptide (ANP) Levels. Vascular Surgery 1993; 27(2): 128-132

15-N.Okçu, MD Onuk, A.Yılmaz, M. Gündoğdu, T. Buran. Effects of Omeprozole and Ranitidine on Peptic Ulcer Healing. Doğa-Tr.J. of Medical Sciences 1992;16:657-658.

16-N. Okçu, Mr. Yiğitoğlu, B. Adam, E. Bakan. The Effect of Digixin on Plasma Atrial Natriuretic Peptic Level in Patients with Congestive Heart Failure. S.Ü. Medical Faculty Journal 1991;7(2):243-247..

17-N.Okçu, A. Yılmaz. The Effect of Histamine H2 -Receptor Antagonists in Upper Gastrointestinal System Bleeding. Endoscopy Journal 1991;2(4):17-23.

18-N.Okçu, E. Bakan, B. Adam, A. Yılmaz, Mr. Yiğitoğlu. Sex Hormones and Sex Hormone Binding Globulin Levels in Patients with Chronic Hepatitis and Liver Cirrhosis (Letter to the Editor). Nature-Tr. J. Of Medical Sciences 1991;15:1-2.

19-N.Okcu Ömer Yılmaz.Helıcobacter pylori and related gastrointestinal system diseases. Turkish Clinics JMed Sci. 2013;33(3):806-13

20-Nihat Okçu, Ömer Yılmaz, Hakan Dursun, Gülçin Polat. The relationship between dyspeptic symptoms, nutritional habits, endoscopic and histological findings (Eurasian J Med 2006; 38: 13-17)

21-Mehmet Bilici,1Nihat Okcu,1Kerim Cayir,1Ibrahim Pirim,2Salim B. Tekin,1andCemal Gundogdu3 - Distribution of HLA Tissue Groups in Patients with Gastric Cancer Eurasian J Med. 2010 Apr; 42(1): 9.11.

22-Nihat Okcu,Abdulhalim Bak,Mehmet Sari,Mehmet Arslan,Sait Kapicioglu:The fibroblast proliferation, relationship of hepatocyte growth factor (HGF) and interferon-A2A Gastroenterology April 2000Volume 118,Issue 4, Part 2, PageA1404

23-Kubra Kaynar,Sait Kapicioglu,Mehmet Sari,Nihat Okcu,Abdulhalim Baki. The effect of fish oil on stress ulcer prophylaxis GastroenterologyVolume 118, Issue 4, Part 2, PageA1255

Experience 

2019 Medipol University Pendik Hospital 

2016 - 2019 Medical Park Hospital 

2015 - 2016 Derince Training and Research Hospital 

2014 - 2015 Yuzuncu Yıl University Faculty of Medicine 

2009 - 2014 Recep Tayyip Erdogan University Training and Research Hospital 

2007 - 2009 Yesilyurt No. 4 Emergency Health Services Station Education 

2014 Recep Tayyip Erdogan University Faculty of Medicine, Pediatric Surgery 

2007 Erciyes University, Faculty of Medicine 

Publications 

1- COMPARISON OF ULTRASONOGRAPHY AND HISTOPATOLOGICAL RESULTS IN CHILDHOOD APPENDICITIS M Kilic HS Yalcin AS Calapoglu Rize Training and Research Hospital RTEU Faculty of Medicine 

2- Treatment of the Patient with Gluteal Ulcer and Infantile Hemangioma with Propranolol HS Yalcin, M Kilic Rize Training and Research Hospital Department of Pediatric Surgery 

3- USE OF HYACYST IN THE TREATMENT OF REPEAT URINARY TRACT INFECTIONS IN CHILDREN M Kılıç [1], S Cakmak [1], I.S. Arda [2] [1] Rize Training and Research Hospital, Department of Pediatric Surgery, [2] RTEU Faculty of Medicine, Department of Pediatric Surgery 

4- PITBULL ATTACK: VIOLENCE OR IMPRUDENCE? Founder, M. Kilic, S. Cakmak, I.S. Arda. Rize University Faculty of Medicine Department of Pediatric Surger

Experience

2017
Private Nisa Hospital

2011 - 2017
Yenibosna Private Ilke Hospital

2007 - 2011
Gaziosmanpaşa Private Bilge Hospital

Education

2005
Bakırköy Dr. Sadi Konuk Training and Research Hospital, Ear, Nose, and Throat Diseases

2005
Bakırköy Dr. Sadi Konuk Training and Research Hospital, Ear, Nose, and Throat Diseases

2000
İstanbul University Faculty of Medicine, Medical Education

2000
İstanbul University Faculty of Medicine, Medical Education

Kadir Dicle is a senior general surgeon at Büyük Anadolu Hospitals who specialises in complex gallbladder and stomach diseases.

• Focuses on surgical treatment for both routine and oncological gallbladder conditions
• Expertise in metabolic and obesity surgery for high-risk patients
• Manages abdominal wall hernias and thyroid diseases using surgical interventions
• Treats gastrointestinal issues at a major international hospital centre in Turkey

Dr Volkan Kinas is a specialist surgeon at Büyük Anadolu Hospitals with a heavy focus on complex hepatobiliary and pancreatic procedures.

• Specialises in bile duct surgery and gallbladder removal within a major cancer surgery unit
• Subspecialises in pancreatic surgery and upper gastrointestinal oncology
• Treats metabolic conditions alongside general oncological surgical needs
• Operates within a multi-specialty programme at BAH International

The doctor specializes in treating conditions such as Crohn's disease, gallstones, pancreatic trauma, acute appendicitis, cholecystitis, inguinal hernia, colon cancer, pancreatic head cancer, and chronic pancreatitis. The doctor is proficient in performing procedures like inguinal hernia repair, appendectomy, laparoscopic gall bladder removal, hemicolectomy, and Whipple's procedure.

Graduated from Ankara University Faculty of Medicine and GATA Medical Faculty, with military medical education from GATA in Ankara. The doctor is a member of numerous prestigious organizations, including the American College of Surgeons, European Society of Breast Cancer Specialists, and Turkish Surgical Association.

Dr Rafail Ibayev is a surgical specialist at Erdem Hospital who focuses on minimally invasive techniques for gallbladder removal. He is highly proficient in both laparoscopic and open surgical approaches to ensure safe patient outcomes.

• Performs laparoscopic cholecystectomies using small incisions for faster recovery
• Specialises in managing benign diseases and tumours of the liver and digestive tract
• Expertise includes complex endocrine and gastrointestinal procedures
• Highly skilled in diagnostic and therapeutic gastroscopy and colonoscopy

Professor Osman Aktas is a general surgery specialist who trained in laparoscopic techniques in Germany to master minimally invasive gallbladder removals.

• Focuses on endoscopic and laparoscopic surgery since 1995 to reduce patient recovery times
• Former Chief Physician and head of general surgery at several major military hospitals
• Successfully performs complex abdominal wall repairs and gastrointestinal tumour surgeries
• Uses minimally invasive methods to manage reflux, appendicitis, and inguinal hernias
• Member of the surgical team at the JCI-accredited Avicenna International Hospital