Dr. Deniz Duman

Prof. Dr. Deniz Duman is a distinguished gastroenterology and internal medicine specialist based in Istanbul’s vibrant Teşvikiye district. With the academic title of Professor, he has dedicated his career to advancing the understanding and treatment of digestive disorders, offering patients the highest standard of care in a modern, patient‑centric environment. His practice is situated at the Terrace Fulya Center, where state‑of‑the‑art facilities meet compassionate clinical expertise. Dr. Duman’s scholarly credentials are extensive: he has authored 42 peer‑reviewed articles in SCI and SCI‑expanded journals, published a book on gastrointestinal endoscopy, and holds a notable H‑index that reflects his influence in the field. His research spans pancreatic disease, advanced endoscopic ultrasound, obesity management, celiac and non‑celiac gluten sensitivity, liver steatosis, inflammatory bowel disease, and viral hepatitis, positioning him at the forefront of gastroenterological science. These academic pursuits translate directly into evidence‑based practice, ensuring that patients receive the most current and effective interventions. The clinic offers a comprehensive suite of diagnostic and therapeutic services, including EUS‑elastography, high‑resolution endoscopy, capsule endoscopy, liver FibroScan, and specialized celiac disease treatment. Each procedure is performed with meticulous precision, leveraging cutting‑edge technology to provide accurate diagnoses and tailored treatment plans. Patients benefit from a seamless continuum of care, from initial assessment through follow‑up, all within a supportive and technologically advanced setting. Beyond technical proficiency, Dr. Duman is committed to fostering a warm, collaborative relationship with each patient. He emphasizes clear communication, thorough education, and shared decision‑making, empowering individuals to take an active role in their health journey. By combining rigorous scientific knowledge with a genuine bedside manner, he consistently achieves positive outcomes and builds lasting trust within the community he serves.