Associate Professor Cagdas Erdogan is a highly published gastroenterology specialist who focus on complex interventional endoscopy and tumor removal. He specialises in advanced techniques like Endoscopic Submucosal Dissection to remove polyps while preserving the stomach lining.

• Expert in Endoscopic Mucosal Resection and Endoscopic Submucosal Dissection (ESD)
• Performs Endoscopic Ultrasound (EUS) for precise polyp and tissue assessment
• Published extensive research on upper gastrointestinal system polyps and epidemiological trends
• Clinical fellowship trained at Ankara City Hospital with a background in electronics engineering
• Member of the gastroenterology faculty at Ankara Etlik City Hospital

Specializations

Cancer Surgery

Pancreatic Surgery

Bile Duct Surgery

Bariatric Metabolic Surgery

Oncological Surgery

Breast Surgery

Gastric cancer

Colon cancer

Thyroid Cancer

Obesity Surgery

Diabetes Surgeries

Professor Nihat Okcu is a highly senior gastroenterologist at Medipol University Pendik Hospital with over three decades of specialist expertise in digestive health.

• Specialises in diagnostic and therapeutic upper gastrointestinal endoscopy
• Extensive academic background as a Professor of Internal Diseases and Gastroenterology
• Published significant research on the endoscopic and histological features of gastric lesions
• Expertise in identifying tumour markers and risk factors for gastrointestinal cancers
• Member of the medical faculty at one of Turkey's premier university hospitals

The doctor graduated from Istanbul University Cerrahpasa Faculty of Medicine and has extensive experience in internal medicine and gastroenterology. Specialized training was completed at Haydarpaşa Numune Training and Research Hospital, focusing on gastroenterology. The doctor has held positions at various hospitals, including Haydarpasha Nummune Hospital and Shishli Etfal Training and Research Hospital, and has worked at Unimed Private Polyclinic and Hospitallium Camlica.

Expertise includes procedures such as esophagogastroduodenoscopy, colonoscopy, chromoendoscopy, and various treatments for gastrointestinal bleeding and strictures. The doctor is proficient in advanced techniques like esophageal varicose band ligation and percutaneous endoscopic gastrostomy.

Professor Osman Aktas trained in advanced laparoscopic techniques in Germany and holds a specialized focus on endoscopic surgery at Avicenna International Hospital.

• Performs minimally invasive gastric and intestinal procedures using refined endoscopic methods
• Served as Chief Physician and head of surgery at several major medical institutions
• Expertise includes complex gastrointestinal tumour resections and metabolic surgery
• Specialises in gallbladder and abdominal wall surgeries via laparoscopic access
• Expert in modern surgical treatments for metabolic disorders and diabetes

Doctor Rafail Ibayev is a specialist surgeon at Erdem Hospital who focuses on keyhole and open procedures for gastrointestinal tumours.

• Performs diagnostic and therapeutic gastroscopy for direct polyp removal
• Specialises in treating benign stomach tumours and oesophageal diseases
• Performs laparoscopic procedures to reduce recovery time and scarring
• Expertise includes complex gastric bypass and sleeve gastrectomy surgeries
• Manages a wide range of digestive tract disorders and perianal diseases

The doctor has 17 years of experience in Upper GI and Weight Loss Surgeries, being among the first in India trained in Banded Bypass, Banded Sleeve Gastrectomy, and Mini Gastric Bypass in Los Angeles, USA. He performs the innovative Sleeve Gastrectomy with Duodeno-jejunal bypass, known for its effectiveness in weight loss and Type II Diabetes Mellitus resolution, especially for vegetarian patients. Trained in Italy for Robotic GI Surgery, he utilizes advanced techniques for precision and recovery.

Practicing Weight Loss and Metabolic Surgery with Minimally Invasive Techniques since 2009, only 1% of his patients experience significant morbidity, aligning with global standards. Over 90% of diabetic patients maintain a healthy lifestyle without insulin or oral medications.

The doctor handles complex bariatric cases, including Sleeve Gastrectomy, Gastric Bypass, and Revision Bariatric Surgery. He is skilled in advanced minimally invasive and robotic upper GI and Biliopancreatic surgeries, with multiple publications and international speaking engagements.

The department of bariatric surgery is certified as a center of excellence by the International Excellence Foundation.

Associate Professor Oguzhan Ozturk is a distinguished gastroenterology specialist who served as the Administrative Responsible for the Gastroenterology Clinic at Umraniye Training and Research Hospital.

• Holds a subspecialty in Gastroenterology with advanced training from Medeniyet University
• Recipient of multiple national awards for research from the Turkish Society of Gastroenterology
• Member of the Gastrointestinal Endoscopy Society focused on precision internal imaging
• Served as Chief Resident and Chief Assistant during a decade of senior clinical leadership
• Specialises in internal diseases and complex gastrointestinal diagnostic procedures

The doctor graduated from Bursa Uludag University Faculty of Medicine in 1994 and completed assistantship training at Okmeydanı Training and Research Hospital. From 2000 to 2006, the doctor served as a General Surgery Specialist and Deputy Chief Physician at Trabzon Fatih Regional Hospital. Since 2006, the doctor has been associated with Medipol University and Nisa Hospital, contributing over 25 years of expertise.

The doctor specializes in treating a variety of conditions, including bowel cancers, breast cancer, liver metastasis, colorectal cancer, and thyroid diseases, among others.

Professor Kamil Ozdil is a senior gastroenterologist at Biruni University Hospital with a National Scholar Award for his clinical research. He leads complex endoscopic procedures to remove gastric growths without traditional surgery.

• Specialises in Endoscopic Submucosal Dissection (ESD) and complex polypectomy
• Professor at Biruni University – training the next generation of gastroenterology specialists
• Awarded by United European Gastroenterology for excellence in clinical study
• Member of the Turkish Gastroenterology Association and the Turkish Liver Association
• Expert in interventional endoscopy including EUS, ERCP, and cholangioscopy

The doctor graduated from Hacettepe University Faculty of Medicine in 1982 and completed a specialization in Internal Medicine at GATA between 1985 and 1989. Further specializing in Gastroenterology, the doctor completed a minor specialization at GATA from 1990 to 1992.

Progressing through academic ranks, the doctor served as an Assistant Professor, Associate Professor, and eventually a Professor at GATA Haydarpaşa from 1993 to 2011. The doctor also held the position of Ward Chief of Internal Diseases and Gastroenterology at GATA Haydarpaşa from 2010 to 2011.

Additionally, the doctor was a member of the GATA Higher Scientific Council and has worked at Emsey and Hisar Hospitals.