Page 2 - Best Glioblastoma doctors in Turkey: TOP 35 doctors

Assoc. Prof. Nail Paksoy brings extensive oncology expertise from Istanbul Medipol University, specializing in glioblastoma treatment.

• ESMO Board Certified in Medical Oncology
• Participated in 8 international clinical trials for advanced cancers
• Published multiple studies on brain tumor treatments
• Fellowship-trained at Istanbul University Oncology Institute

Dr. Irfan Cicin is a Professor of Medical Oncology at the Trakya University Faculty of Medicine (2015–present). He has over 20 years of medical oncology experience and has held academic roles since 2010.

Education: MD, Istanbul University – Cerrahpaşa (1991–1997). Residency in Internal Medicine, Trakya University (1997–2002). Fellowship in Medical Oncology, Trakya University (2002–2004).

Practice: Medical Oncologist, Trakya University (2005–2008). Medical Oncologist, Elazığ Training and Research Hospital (2008–2010). Associate Professor of Medical Oncology, Trakya University (2010–2015). He previously served as a physician in the Turkish Air Force at Etimesgut Military Hospital (2004–2005).

Dr. Alemdar specializes in Medical Oncology with extensive training from Akdeniz University, focusing on personalized treatment plans.

• Completed Medical Oncology residency at Akdeniz University
• Over 20 years of experience of experience in oncology and internal medicine
• Works at Medical Park Antalya Hospital Complex
• Experienced in academic and clinical settings

Assoc. Prof. Atakan Topçu, M.D., is a medical oncologist at Medipol University and Medipol Acıbadem Regional Hospital. He treats solid tumors, including lung, breast, colorectal, gastric, and neuroendocrine cancers. His work also covers targeted therapies, immunotherapy, geriatric oncology, and cancer-related malnutrition, cachexia, and sarcopenia.

He has authored more than 50 peer-reviewed papers. Recent work includes a 2024 Frontiers in Medicine study on geriatric syndromes and a 2023 Future Oncology paper on sarcopenia and anxiety in lung cancer. He has also published on the CONUT score in breast cancer and on malnutrition in HER2-negative metastatic gastric cancer.

Dr. Topçu serves on the Editorial Board of BMC Cancer. He is a member of the Turkish Society of Medical Oncology, ESMO, and the Turkish Geriatrics Society. Education and training: M.D., Uludağ University; residency in Internal Medicine, Marmara University; fellowship in Medical Oncology, Bezmialem Vakıf University.

Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at İstinye University, Liv Hospital Topkapı (2025–present). He previously served as Associate Professor and Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital (2023–2025). He was also a Medical Oncologist there (2018–2021).

He has been a member of ASCO and the Turkish Society of Medical Oncology since 2018. He is the author or co-author of 19 peer-reviewed international papers on colon, breast, gastric, pancreatic, lung, thyroid, sarcoma, and colorectal cancers.

Notable works include a multicentre study on stage IIB colon cancer survival (Journal of Chemotherapy). He also studied the De Ritis ratio for lung metastasis in testicular cancer (Current Urology). His prognostic studies used PET/CT, MSI, lymph node ratio, and metabolic tumor volume.

Assoc. Prof. Ayşe İrem Yasin, M.D., is a medical oncologist who specializes in solid tumors. Her clinical focus includes breast, lung, gastrointestinal, gynecologic, and urologic cancers. She also treats brain and other CNS tumors, soft tissue sarcomas, head and neck cancers, adenocarcinomas, melanoma, Merkel cell carcinoma, and cancers of unknown primary. She practices at Medipol Acıbadem District Hospital (2025–present). She previously worked at Şişli Etfal Training and Research Hospital (2023–2025).

She completed a Medical Oncology fellowship at Bezmialem Vakıf University (2019–2022). This followed an Internal Medicine residency at the same institution (2012–2016). Her international experience includes the Breast Cancer Unit at the University of Piemonte Orientale in Novara (2022). She also trained at Basel University Hospital, Cleveland Clinic, and Harvard Medical School. She holds the ESMO Board Certificate (2022).

Specializes in radiation oncology with training from Marmara University.

• Graduated from Marmara University Faculty of Medicine
• Completed specialization training in radiation oncology
• Practices at Emsey Hospital

Associate Professor Dr. Emrah Eraslan specializes in oncology with a focus on complex cancer cases, currently serving patients at Koru Ankara Hospital.

• Board-certified in medical oncology with 21 years of experience of experience
• Trained at Dr. Abdurrahman Yurtaslan Ankara Oncology Education and Research Hospital
• Specializes in breast, prostate, lung, and colorectal cancers
• Published researcher contributing to advancements in oncology

Dr. Mehmet Ozek is a neurosurgeon with 45 years of experience of experience, specializing in complex brain and spinal surgeries.

• Expert in endoscopic skull base surgery and functional neurosurgery
• Published 47 articles in SCI international journals
• Member of AANS and Turkish Neurosurgery Association
• Fellowship-trained at Yale University and Florida University

Professor Kayihan Engin brings over 41 years of experience of radiation oncology expertise, including leadership roles at top institutions like Anadolu Medical Center.

• Post-doctoral fellowship in Thermoradiotherapy at Thomas Jefferson University
• Former Chairman of Radiation Oncology at Uludağ University
• Specialized training at National Cancer Institute (NCI/NIH)
• Current Director of Oncological Sciences at Medicana Bursa Hospital