Kidney-sparing surgery Doctors Abroad — Page 2

Professor Zengin holds four medical patents and specializes in robotic-assisted nephrectomy using the da Vinci system at Lokman Hekim Akay Hospital.

• Performs minimally invasive kidney-sparing surgery to preserve healthy renal tissue
• Directed 14 healthcare research projects focusing on urological innovation
• Expert in reconstructive urology including bladder reconstruction and urethroplasty
• Former faculty member at Afyon Kocatepe University training the next generation of surgeons
• Published 18 articles in international refereed journals on surgical outcomes

Professor Mumin Temel focuses on complex urological cancer care at Büyük Anadolu Hospitals, where he performs precise kidney-sparing procedures to remove tumours while preserving healthy organ function.

• Specialises in urological cancer surgeries including partial nephrectomy and radical cases
• Focuses on kidney-sparing techniques to maintain long-term renal health for patients
• Expert in RIRS laser stone breaking for non-invasive kidney stone management
• Manages both open and closed surgical approaches for prostate and bladder conditions
• Senior academic at a major hospital providing surgery for urological malignancies

Prof. Dr. Kadir Önem is a Professor of Urology at Medical Park Hospital in Samsun. He earned his MD and completed his urology residency at Istanbul University. He then completed a postdoctoral fellowship at Baylor College of Medicine in neuro-urology, reconstructive urology, and urologic oncology. He treats complex neuro-urological and reconstructive cases in adults and children. He has developed surgical techniques.

He is a principal investigator in several international Phase III–IV trials on neurogenic bladder and bladder cancer. He has more than 70 publications and book chapters. He serves as a reviewer for multiple journals.

Leadership and affiliations: President, Turkish Urological Association – Western Black Sea Branch (2025). ISCoS Prevention Committee (2025). EAU Neurourology Group (2023–2025). ICS Neurourology Committee (2023–2025). INUS Board (2023). Awards: TUA (2016, 2017, 2020, 2022) and ICS (2020).

Professor Gurkan Ozkan is a senior urology specialist at Büyük Anadolu Hospitals, where he focuses on the preservation of organ function during complex tumour removals.

• Specialises in kidney and bladder tumour surgery with a focus on organ-sparing techniques
• Treats complex stones and obstructions within the urinary tract and kidneys
• Expertise includes managing prostate diseases and urinary incontinence
• Holds the title of Professor at a leading Turkish clinical centre
• Focuses on surgical interventions that maintain long-term renal health

Dr Sakir Aydogan is a senior urology specialist at Büyük Anadolu Hospitals who focuses on preserving organ function through minimally invasive techniques.

• Specialises in urological cancer surgeries including kidney-sparing procedures
• Performs RIRS using laser technology for complex kidney stone removal
• Expert in both open and closed surgical approaches for prostate issues
• Provides advanced treatments for urinary incontinence and male infertility
• Focuses on precision methods to maintain healthy tissue during tumour removal

Dr. Ozkan Onuk is an associate professor of urology at Hermes Clinics in Ankara. He performs robotic da Vinci prostatectomy and Holmium Laser Enucleation of the Prostate (HoLEP). Dr. Onuk treats Peyronie's disease, varicocele, and urolithiasis at a JCI-accredited facility.

• Performs kidney-sparing surgery and nephrectomy for renal conditions.
• Uses High-Intensity Focused Ultrasound (HIFU) for tissue ablation.
• Specializes in reconstructive procedures like uretheroplasty and vasectomy.
• Performs flexible ureterorenoscopy (URS) for kidney stones.

Associate Professor Zulfu Sertkaya is a Fellow of the European Board of Urology (FEBU) who specialises in complex urological oncology. He focuses on protecting organ function while treating cancers of the prostate and kidneys.

• Earned FEBU certification through rigorous exams by the European Association of Urology
• Treats urological cancers using techniques designed to preserve healthy tissue
• Holds the rank of Associate Professor of Urology at his specialist centre in Istanbul
• Active member of the European Association of Urology (EAU)
• Completed advanced urology training at Haydarpasa Numune Training and Research Hospital