Mehmet Mehdi Deniz

Mehmet Mehdi Deniz is an Associate Professor specializing in bariatric and general surgery at Medipol Bahçelievler University Hospital. He has co-authored nine international publications cited more than 180 times. Dr. Deniz also holds a competency certificate from the Turkish Surgical Association.

Surgical Specialization and Expertise

Dr. Deniz performs advanced minimally invasive procedures for obesity and metabolic disorders. He focuses on Roux-en-Y gastric bypass and advanced laparoscopic techniques. Additionally, the specialist treats gastrointestinal disorders and performs complex hernia repairs. He uses autogen tissue-covered mesh implants to reduce adhesions during surgery.

Work Experience

• 2023–present — Associate Professor, Vital Hospital
• 2018–2023 — Assistant Professor, Şişli Kolan International Hospital
• 2017–2022 — Assistant Professor, Istanbul Esenyurt University
• 2014–2017 — Specialist Doctor, Bayrampaşa State Hospital
• 2009–2014 — Resident in General Surgery, S.B. Istanbul Training and Research Hospital
• 2009 — General Practitioner, Kulp District Hospital
• 2008–2009 — General Practitioner, Dicle University, Department of Public Health

Education and Training

• 2009–2014 — Residency in General Surgery, S.B. Istanbul Training and Research Hospital
• 2002–2008 — Medical Degree, Istanbul University, Istanbul Faculty of Medicine
• 2011 — Turkish Surgical Association Competency Certificate

Advanced Surgical Workshops

• 2016 — Level 3 Reconstructive Breast Cancer Surgery Workshop (TURKIREBS)
• 2015 — 3rd Istanbul Reconstructive Breast Cancer Surgery Workshop
• 2014 — Fresh Cadaver Breast Cancer Surgery Techniques Course
• 2013 — Colorectal Surgery Anastomosis Techniques Course, Antalya
• 2012 — Video-Based Morbid Obesity Course
• 2011 — Turkish Surgical Association Stapler Training
• 2015 — International Breast Ultrasound Course: Multimodality Breast Imaging and Image-Guided Interventions
• 2015 — Turkish Surgical Association, Breast Ultrasound and Ultrasound-Guided Mass Excision Course
• 2014 — Breast Surgery International State of Art Course
• 2011 — Laboratory Animal Use Course
• 2016 — Approach to Emergency Cases, Fatih Public Hospitals Association

Research and Publications

Dr. Deniz has contributed to nine international peer-reviewed journals. His research focuses on hernia repair, bariatric outcomes, and surgical oncology. Furthermore, he taught courses on emergency and first aid to 250 students at Istanbul Esenyurt University. Notable publications include:

• "Abdominal wall endometrioma; a 10-year experience and brief review of the literature," J Surg Res, 2010.
• "Reduction of adhesions with autogen tissue-covered polypropylene mesh implants for incisional hernia repair," European Surgery, 2015.
• "Laparoscopic Roux-en-Y gastric bypass with ileal transposition," Wideochir Inne Tech Maloinwazyjne, 2015.
• "Diagnostic value of platelet indices in acute appendicitis," Ann Ital Chir, 2017.
• "Diagnostic and therapeutic value of ERCP in acute cholangitis," ISRN Gastroenterol, 2013.

Professional Memberships

• Turkish Surgical Association
• Bariatric and Metabolic Surgery Association (BMCD)
• Turkish Medical Association