Prof. Dr. Sinan Zeren, graduated from Ege University Faculty of Medicine in Izmir, Türkiye, in 1984 and completed his urology residency at Çukurova University Faculty of Medicine in Adana between 1986 and 1991.

In 1992, he spent four months as a researcher and observer at the University of Southern California, Los Angeles, with Drs. Donald G. Skinner and Jeffry L. Huffman. In 1996–1997, he continued his international training for six months at Long Island Jewish Medical Center, New York with Dr. Arthur D. Smith. These visits focused on endoscopic stone surgery, urological oncology and prostate diseases.

He became Professor of Urology in 2003 and was appointed Head of the Department of Urology at Çukurova University in 2004. After leaving the university in 2007, he practiced at Istanbul Surgery Hospital until 2010 and at Acıbadem Fulya Hospital, until the end of 2025. As of 2026, he continues to care for his patients at his private practice in Istanbul, while also sharing his experience and knowledge with colleagues.

His clinical and educational work focuses on endoscopic urinary stone surgery, particularly percutaneous nephrolithotomy and flexible ureteropyeloscopy. He has devoted considerable effort to promoting percutaneous renal surgery in Türkiye. His pediatric PCNL series, published in 2002, included infants younger than one year was one of the largest series worldwide at that time.

He has served as an invited speaker, panelist, course instructor, moderator and live surgery demonstrator at numerous national and international meetings. His academic activities include scientific articles, book chapters, oral and video presentations, peer review, guest editorships and educational resources. He has also served on the boards of directors of several national urological societies.