Best Oncology Doctors in Istanbul

Dr Cevat Azeroglu specializes in advanced oncological imaging, providing precise diagnostics for cancer staging and follow-up at ÜMRAN TIP MERKEZİ.

• 39 years of experience in radiology
• Expert in CT, MRI, and ultrasound imaging for oncology
• Performs minimally invasive interventional radiology procedures
• Collaborates closely with clinical teams for accurate treatment planning

Dr. Erdem Gelegen specializes in advanced ophthalmology treatments with over 22 years of experience at ÜMRAN TIP MERKEZİ.

• Expert in cataract surgery using phacoemulsification
• Skilled in refractive surgery for vision correction
• Specializes in retinal diseases like diabetic retinopathy
• Provides glaucoma management to prevent vision loss
• Performs corneal and anterior segment surgeries

Dr. Ozlem Yogurtcu is a skilled general surgeon specializing in gastrointestinal, endocrine, and breast surgeries with 36 years of experience.

• Expert in minimally invasive laparoscopic procedures for faster recovery
• Specializes in surgical treatment of benign and malignant breast disorders
• Fluent in English, ensuring clear communication with international patients
• Known for combining surgical precision with compassionate patient care

Dr. Ahmet Turkoglu is a general surgeon. He graduated from Erciyes University Faculty of Medicine (1998–2005). He completed his specialty training at Istanbul University Capa Faculty of Medicine (2005–2010).

He worked in general surgery as a research assistant at Firat University Faculty of Medicine (2005–2010). He then served as a specialist physician at Ercis State Hospital (2011–2012). He later joined Dicle University Faculty of Medicine as an assistant professor (2012–2016) and associate professor (2016–2018).

He worked as an associate professor at Gaziantep Medical Park Hospital (2018–2020), Hospitalpark Darica Hospital (2020–2021), and Private Reyap Istanbul Hospital (2021–2024). Since 2024, he has been a professor at Private Pendik Bolge Hospital.

Assoc. Prof. Orhan Ünal Zorba, MD, is a urologist focused on andrology and endourology. He has about 25 years of experience. He currently sees patients at Private TUSA Hospital. He started there on 8 June 2026.

His academic work includes 29 international and 13 national publications and 7 book chapters. He has given at least 9 presentations at international congresses. His studies have been presented at EAU, ESSM, ICS, and EULIS meetings. He served as Assistant and Associate Professor of Urology from 2009 to 2016. He is a member of the Istanbul Medical Chamber, the Turkish Association of Urology, the Turkish Society of Andrology, and the Eastern Black Sea Association of Urologists.

Key areas include male infertility (micro‑TESE; outcomes in 191 patients with non‑obstructive azoospermia), microsurgical varicocele repair, prostate surgery (HoLEP, TURP), endoscopic stone surgery (URS, PCNL), and uro‑oncology. He speaks English.

Prof. Dr. Abdullah Sakin is a professor of medical oncology. He treats solid tumors, including lung, breast, gastrointestinal, genitourinary, gynecologic, head and neck cancers, and melanoma.

He delivers personalized, evidence-based care. His treatments include chemotherapy, targeted therapy, immunotherapy, hormone therapy, and precision oncology. He has authored more than 200 scientific publications and takes part in international clinical research. This work advances patient-centered cancer care.

Prof. Dr. Gül Alço is a radiation oncologist with about 27 years of experience. She treats breast, lung, prostate, gastrointestinal, gynecologic, central nervous system, head and neck, soft tissue, and bone cancers with radiotherapy.

Her expertise includes adaptive radiotherapy and radiosurgery. She uses advanced radiation techniques to provide personalized, evidence-based care in a multidisciplinary, patient-centered setting.

Dr. Murat Topdag is an ENT specialist and head-and-neck cancer surgeon in Istanbul. He performs oncologic surgery and aesthetic procedures such as rhinoplasty. Dr. Topdag treats patients at Memorial Goztepe Hospital. He graduated from the English medical program at Istanbul University Cerrahpasa.

• Performs surgical treatment for laryngeal, tonsil, and oral cancers.
• Performs reconstructive procedures including cleft lip and palate repair.
• Uses diagnostic tools such as fine-needle aspiration biopsy and CT imaging.
• Held academic and clinical roles at Kocaeli University.

Dr. Mehmet Ozek specializes in endoscopic skull base surgery – a minimally invasive approach for complex brain tumors at Acibadem Altunizade Clinic.

• Fellowship-trained at Yale University and Florida University
• Published 47 articles in SCI international journals
• Recipient of multiple neurosurgical research awards
• Member of AANS and Turkish Neurosurgery Association

Assoc. Prof. Abdullah Sakin leads the Medical Oncology Department at Medipol Bahçelievler Hospital, specializing in complex cancer cases.

• Head of Medical Oncology at Yüzüncü Yıl University
• Trained at Istanbul Okmeydanı Training and Research Hospital
• Specializes in Ewing's sarcoma and other rare cancers
• Extensive experience in both academic and clinical settings

Dr. Adalet Demir is a thoracic surgeon at Estophia Hospital in Istanbul. He treats conditions involving the lungs and larynx, specifically surgical interventions for respiratory cancers.

Dr. Demir performs lobectomies and lung segmentectomies to treat malignant tumors. He works at Estophia Hospital, a facility with nearly 300 patient beds and 87 doctors. Dr. Demir performs lung cancer surgeries for patients in Turkey.

Dr. Ertan Ozen is a gynecologic oncologist at Academic Hospital in Istanbul. He treats cervical cancer, ovarian cancer, and endometriosis. Dr. Ozen works at an institution accredited by TEMOS International Healthcare for international patient safety.

The clinic holds ISO 9001 certification from TÜV NORD CERT. It serves over 15,000 patients annually and has an oncology department. Dr. Ozen also treats uterine fibroids, ovarian cysts, and polycystic ovaries. He performs diagnostic procedures and surgeries for cervical dysplasia and uterine prolapse.

Specializes in advanced laparoscopic cancer surgery with 26 years of experience – Assoc. Dr. Ugur Ekici performs precise tumor removal at Medicana Bahcelievler Hospital.

• Trained in general surgery at Şişli Etfal Hospital
• Expert in minimally invasive techniques for liver, pancreatic, and gallbladder cancers
• Published research in international medical journals
• Focuses on metabolic and thyroid-related cancer surgeries

Prof. Tolga Akman specializes in uro-oncology and laparoscopic surgery, performing complex procedures at Medicana Bahcelievler Hospital.

• Over 24 years of experience in urology and uro-oncology
• Expert in Da Vinci Robotic System for prostate cancer surgery
• Professor of Medicine at Medicana Hospital Bahcelievler
• Performs both radical and partial nephrectomies