Doctor Onur Bayraktar

About the Doctor

Services

• Diagnosis and surgical management of digestive system diseases and cancers (stomach, colon, rectum)

• Robotic and laparoscopic colorectal operations

• Proctological procedures (hemorrhoids, fissures, fistulas)

• Abdominal and inguinal hernia repair, and cytoreductive surgery with hyperthermic intraperitoneal chemotherapy (HIPEC)

Membership

• Turkish Medical Association

• Turkish Surgical Association

• Turkish Society of Colon and Rectal Surgery

• European Society of Coloproctology

Experience

• Memorial Şişli Hospital (2021 – Present)

• Istanbul Florence Nightingale Hospital (2018 – 2021)

• Acıbadem University Atakent Hospital (2014 – 2018)

• 29 Mayıs Hospital (2012 – 2013)

• Siirt Kurtalan State Hospital (2011 – 2012)

Publications

• Author of over 30 peer-reviewed international articles in journals such as Colorectal Disease, World Journal of Gastroenterology, Surgical Laparoscopy Endoscopy & Percutaneous Techniques, and Dis Colon Rectum;

• Contributor to multi-center clinical research including the RIFT Turkey study (2024)

Education

• M.D. – Istanbul University Cerrahpaşa Faculty of Medicine (1999 – 2005)

• General Surgery Residency – Istanbul University Cerrahpaşa Faculty of Medicine (2005 – 2010)

Certificates

• Advanced Robotic Colorectal Surgery Training

• Laparoscopic Hernia Repair Workshop

• HIPEC and Cytoreductive Surgery Course

• Colorectal Oncology Seminars