Dr Rafail Ibayev is a specialist surgeon at Erdem Hospital with a clinical focus on complex abdominal procedures. He performs both laparoscopic and open surgeries for diverse bowel conditions.

• Specialises in treating Meckel diverticula and small intestine tumours
• Performs minimally invasive laparoscopic resections to help speed up recovery
• Manages both benign and malignant diseases across the digestive tract
• Expertise includes gastroscopy and colonoscopy for internal diagnosis
• Consults on varied gastrointestinal issues from reflux to rectal diseases

Professor Burhan Mayir is a specialist in gastrointestinal cancer and metabolic surgery with a focus on advanced minimally invasive techniques.

• Specialises in oncological surgery for the digestive tract and small intestine
• Performs scarless single-port procedures to reduce recovery time and post-operative pain
• Former academic with over 60 published articles in international medical journals
• Presented over 100 research abstracts at global surgical congresses
• Expertise includes adrenal gland surgery and complex hernia repairs

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 Meryem Keceli Basaran is a specialist in paediatric gastroenterology who focuses on complex bowel conditions at Biruni University Hospital.

• Member of the European Society for Paediatric Gastroenterology Hepatology and Nutrition
• Specialises in managing Crohn's disease and ulcerative colitis complications
• Expertise in malabsorption issues and chronic intestinal disorders
• Provides specialist care for paediatric patients before and after liver transplantation
• Held senior positions at major Turkish training and research hospitals

Education

Undergraduate Faculty of Medicine Trakya University 1995-2001
Medical Residency Internal Medicine Uludağ University 2001-2006
Subspecialty Gastroenterology Medeniyet University, Göztepe Training and Research Hospital / Gastroenterology Clinic 2007-2011

Experience

Internal Diseases
Assistant doctor Uludağ University Faculty of Medicine
Internal Diseases USA 2001-2006

Internal Diseases Specialist Şanlı Urfa Mehmet Akif İnan
Training and Research Hospital 2007
(Jul-Dec)

Gastroenterology Minor
Assistant Istanbul Medeniyet Universityniversitesi
Göztepe Training and Research Hospital
Gastroenterology Clinic 2007-2011
Gastroenterology Specialist Sivas Numune Hospital 2011-2013

Gastroenterology
Chief Resident Health Sciences University
Ümraniye Training and Research Hospital 2013-2017

Assoc. Dr.
Chief Assistant of Gastroenterology Clinic University of Health Sciences
Ümraniye Training and Research Hospital
2017-2021

Assoc. Dr.
Gastroenterology Clinic Administrative Responsible University of Health Sciences
Ümraniye Training and Research Hospital
2021-2024

Scientific Memberships
 

Turkish Society of Gastroenterology
Turkish Association of Liver Research
Gastrointestinal Endoscopy Society

Awards

Third Prize for Oral Presentation, 32nd National Gastroenterology Week, Turkish Gastroenterology Association, November 25-29, 2015. Turkish J. Gastroenterol 2015;26(suppl 1): Oral Presentation 03, S:11
Oral Presentation Third Prize. XVth Eurasian Congress of Gastroenterology and Surgery, 27 apr-01 May 2016, Antalya P:89

Professor Cemalettin Ertekin brings elite academic expertise to complex bowel surgeries as a senior leader at Biruni University Hospital. He specialises in gastroenterology surgery and emergency trauma cases where rapid, precise intervention is vital.

• Professor of General Surgery at Istanbul University for over two decades
• Winner of the National Scientific Patent Award for surgical innovation
• Specialises in pancreatico-biliary and endoscopic surgical treatments
• Active member of the National Society for Trauma and Emergency Surgery
• Awarded first prize for video surgery by the Istanbul Surgical Association

Education

• Graduation: Faculty of Medicine, Istanbul University, 1994
• Specialization: Internal Medicine, SBU Haseki Hospital, 1998
• Specialization: Gastroenterology, SBU Sisli Etfal Hospital, 2007
•  

Experience

• Associate Professorship SBÜ Ümraniye EAH, 2012
• Professorship SBÜ Ümraniye EAH, 2017
• Professorship Biruni University, 2023
•  

Scientific Memberships

• Turkish Gastroenterology Association
• Turkish Liver Association
• Inflammatory Bowel Diseases Association
• HEBIPA (Hepatitis Infections Union and Prophylaxis Association)
•  

Awards

• "National Scholar Award" in 2011 UEGW Stockholm for his study titled "Levofloxacin Based Sequential and Triple Therapy Compared with Standard Plus Probiotic Combination for Helicobacter Pylori Eradication".
• "Microscopic Colitis and Focal Active Colitis Coexistence in Patients with Irritable Bowel Syndrome" 3rd prize in the Poster Paper category at the 23rd National Gastroenterology Week 2006.
• "Investigation of Damage Pathways in Liver Tissue in Chronic Hepatitis B: A Comparative Proteomic Study" in the 26th issue of Turkish J. Gastroenterol in 2015.
• "Investigations of the EGF and its receptor EGFR gene variants in ulcerative colitis", 3rd prize in the Oral Presentation category at the XVth Eurasian Congress of Gastroenterology and Surgery 2016.
• 1st prize in the Oral Presentation category at the XVIth National Hepatitis Congress in 2023 with the study titled "Prospective evaluation of four-year follow-up results of Hepatitis C patients in AMATEM follow-up".

Medical Intrests

• EUS
• ERCP
• Cholangioscopy
• POEM
• Stomach Balloon
• ESD
• Colonoscopy
• Polypectomy
• Inflammatory bowel diseases
• Liver Cirrhosis
• Gastroesophagial Reflux Disease,
• Functional Diseases
• IBS
• Dyspepsia
• Motility
• Manometry
•  

Dr Ufuk Onsal is a highly trained general surgeon at Izmir Private Can Hospital with advanced certification in laparoscopic abdominal wall repairs.

• Specialised in general surgery at Düzce University – a key regional medical centre
• Completed bowel-specific training through the International Turkish Colorectal Surgery Congress
• Uses laparoscopic techniques to perform abdominal repairs with smaller incisions
• Expert in endoscopic procedures including percutaneous endoscopic gastrostomy
• Trained in EUS and ERCP for complex diagnostic and surgical interventions