Glioma Doctors Worldwide

Dr. Sinan Karaaslan is a medical oncologist at Anadolu Medical Center in Istanbul. He specializes in treating breast, colorectal, and urogenital system cancers. Dr. Karaaslan brings clinical expertise from major institutions, including Medical Park and Gülhane Military Medical Academy. He works at a hospital affiliated with the Johns Hopkins Hospital.

• Holds personal certification from the European Society for Medical Oncology.
• Treats complex conditions, including stage 4 colon and lung cancers.
• Member of the Turkish Medical Oncology and Turkish Lung Cancer societies.
• Performs systemic therapies such as immunotherapy, targeted therapy, and chemotherapy.

Dr. Gorkem Turkkan is a radiation oncologist at Hisar Hospital Intercontinental in Istanbul. He has successfully completed over 2,500 radiotherapy sessions using MR-Linac technology. Dr. Turkkan focuses on MRI-guided radiotherapy and stereotactic treatments for various cancers. He conducted clinical research on proton therapy at the MAASTRO Clinic in the Netherlands.

• Specializes in prostate, breast, lung, and head and neck cancer treatments.
• Uses VMAT and IMRT techniques to target tumors with precision.
• Maintains membership in the European Society of Radiotherapy and Oncology.
• Works at a JCI-accredited hospital serving 500,000+ patients annually.

Dr. Mustafa Solak specializes in complex cancers at Hisar Hospital Intercontinental, with fellowship training at Hacettepe University Cancer Institute.

• Deals with breast, lung, and gastrointestinal cancers
• Fellowship-trained at The University of Texas MD Anderson Cancer Center
• Residency at Istanbul Sisli Etfal Training and Research Hospital

Dr. Zuleyha Akgun is a radiation oncology specialist at Memorial Şişli Hospital in Istanbul. She focalizes on cancer treatment using targeted radiation therapy. Dr. Akgun has practiced at some of Turkey’s most active medical institutions since 2003. She serves patients at a JCI-accredited facility recognized for its high medical safety standards.

• Practices at Memorial Şişli Hospital, the first Turkish hospital to earn JCI accreditation.
• Completed a research residency at Marmara University Faculty of Medicine.
• Treats patients in a specialized oncology center that attracts international cases from 160+ countries.
• Previously served as a specialist at Erzurum Regional Training and Research Hospital.

Assoc. Prof. Dr. Heves Sürmeli is a specialist in Internal Medicine and Medical Oncology. She received her medical degree (M.D.) from Eskişehir Osmangazi University in 2004. She completed her Internal Medicine residency at Kartal Dr. Lütfi Kırdar Training and Research Hospital, Istanbul (2005–2010). She then completed subspecialty training in Medical Oncology at the same hospital (2014–2017).

At the same center, she served as a Medical Oncology Specialist (2017–2023). She then worked as Administrative and Clinical Director (2023–2026). Her clinical interests include breast, lung, gynecologic, gastrointestinal, and urologic cancers.

She has published many articles in international peer‑reviewed journals. She has presented at national and international conferences. She is active in professional societies. She has received several awards.

Dr. Eda Tanrikulu is a clinical oncologist at Anadolu Medical Center in Istanbul. She ranked 3rd nationally in Turkey's minor specialty medical exam. Dr. Tanrikulu specializes in chemotherapy and individualized cancer treatments. She works at a facility affiliated with the Johns Hopkins Hospital.

• Served as the head of the medical oncology unit at Haydarpaşa Numune Hospital.
• Participated in global training at Oxford University and ESMO in Manchester.
• Treats gastrointestinal, urological, lung, and breast cancers.
• Member of the American and European Societies of Medical Oncology.

Dr. Mehmet Dogu Canoglu is a radiation oncologist at Anadolu Medical Center in Istanbul. He specializes in precise tumor targeting using MR Linac and CyberKnife technologies. Dr. Canoglu trained at Kocaeli University. He previously served at Medipol Mega University Hospital. He treats various cancers, including complex brain, prostate, and lung tumors.

• Expert in Varian TrueBeam and Trilogy radiation delivery systems.
• Performs stereotaxic radiosurgery and targeted radiotherapy for sarcomas.
• Works at Anadolu Medical Center, a facility affiliated with Johns Hopkins Medicine.
• Treats patients at a clinic ranked among the world's top 10 for medical tourism.

Head of the Neuro-Oncology Clinic at Sourasky Medical Center (Ichilov), Felix Bokstein's entire focus is on brain and spinal cord tumors.

• Five-year neuro-oncology specialization at Jerusalem's Hadassah Clinic
• Member of American, European, and Israeli neuro-oncology associations
• Lecturer and author on neuro-oncology at Tel Aviv University
• Former neuropathologist at Hadassah Hospital

Forbes Israel has listed Prof. Dvora Blumental among the country's best doctors. She directs the Neuro-oncology Service at Ichilov's Oncology Institute.

• Senior neuro-oncologist with over 30 years of focused practice
• Trained at Memorial Sloan-Kettering Cancer Center – a world leader
• Led the neuro-oncology service at the University of Utah's Huntsman Cancer Institute
• Specializes in all brain and spinal cord tumors, including glioblastoma

Professor in Medical Oncology with a focus on gastrointestinal tumors – Dr. Sezer Saglam brings deep expertise to complex glioma cases at Florence Nightingale Hospital.

• 29 years in medical oncology with fellowship training at Istanbul University
• Specializes in gastrointestinal oncology since 2005
• Member of ESMO, ASCO and European Neuroendocrine Tumor Society
• Currently practices at Gayrettepe Florence Nightingale Hospital

Dr. Tahsin Ozadli specializes in glioma and other complex cancers, bringing expertise from Ankara Oncology Training and Research Hospital.

• Medical oncology specialization with focus on brain tumors
• Experience at Ankara Oncology Hospital's Medical Oncology Clinic
• Published researcher with work accessible via Google Scholar

Professor Shlomi Constantini specializes in glioma surgery and is an award-winning member of the American Association of Neurological Surgeons.

• He performs microsurgical and advanced neuro-endoscopic procedures
• He trained in supratentorial and infratentorial tumor surgery in Europe
• He holds research awards for brain pressure studies and clinical research
• He is a member of the European Society of Pediatric Neurosurgery and the International Federation of Neuroendoscopy
• He treats brain tumors in both adults and children at Sourasky Medical Center

Dr. Elkhan Mammadov is a medical oncologist. He focuses on cancer diagnosis and treatment, including cytotoxic chemotherapy, hormone therapy, targeted therapy (smart drugs), and immunotherapy.

Education: Azerbaijan Medical University, MD (2004–2010). Istanbul University, Istanbul Faculty of Medicine, Internal Medicine training (2014–2019). Istanbul Medipol Mega University Hospital, Medical Oncology subspecialty training (2019–2022).

Experience: 5 years in Internal Medicine. 3 years in Medical Oncology.

Memberships: Turkish Society for Medical Oncology. ESMO (European Society for Medical Oncology). ASCO (American Society of Clinical Oncology).

Dr. Alemdar specializes in Medical Oncology with extensive training at Akdeniz University – a leader in oncology care.

• Board-certified in Medical Oncology since 2018
• Over 20 years of experience in oncology
• Works at Medical Park Antalya Hospital Complex

A top neurosurgeon worldwide, Prof. Zvi Ram leads the European Association of Neurosurgical Societies and provides innovative glioma care at Sourasky Medical Center.

• Expert in complex brain tumor surgery with brain mapping and deep brain stimulation
• Highly trained in microsurgical and image-guided techniques for brain tumors
• Conducts leading research on gene-based therapies for brain cancer
• Recognized with the Goldhirsh Foundation Award for innovative neurology treatments

Univ. Prof. Dr. Wolfgang Köstler is a leading expert in glioma treatment, specializing in targeted therapies and individualized cancer medicine at Wiener Privatklinik.

• Over 22 years of experience in medical oncology
• Focuses on biomarker development and tumor biology
• Deputy Head of the Clinical Division of Oncology at Medical University of Vienna
• Published extensively in leading international journals

Phd Viola Fox heads the Clinic for Haematology, Oncology and Palliative Care at BKZ Solingen, with over 14 years of specialized experience in glioma and other tumor treatments.

• Specialized in chemotherapy, immunotherapy, and targeted therapies
• Qualified in genetics, enhancing personalized treatment approaches
• Active in molecular biology research for innovative cancer therapies
• Member of German and American oncology societies

Dr. Liu Shi Xin is the Vice Chairman of the Radiation Oncology Branch of the Chinese Medical Association. He serves as the Discipline Leader of the Oncology Center at Xiamen Humanity Hospital. Dr. Liu specializes in precision radiotherapy for thoracic and abdominal cancers. He is a recipient of the State Council Special Government Allowance for his medical contributions.

• Highly proficient in IMRT, VMAT, and SBRT for lung and esophageal cancers.
• Former President of Jilin Provincial Cancer Hospital.
• Awarded the National Famous Doctor honor for outstanding contributions to oncology.
• Holds leadership roles in the Chinese Anti-Cancer Association particle therapy committee.

The doctor is an oncologist specializing in the treatment of breast, lung, and gastrointestinal cancers. Currently, the doctor practices at Istinye Liv University Hospital.

With a career spanning multiple esteemed institutions, the doctor has served as an Internal Medicine Specialist at Malatya State Hospital, a physician at Ankara Oncology Clinic, and a member of the Oncology Department at Erzurum Regional Training and Research Hospital.

The doctor graduated from the Faculty of Medicine at Selcuk University and achieved the title of Associate Professor in 2016.

Professor Keil specializes in advanced imaging techniques for glioma, with expertise in diagnostic and interventional radiology at Academic Hospital Solingen.

• Graduated with honors from Julius-Maximilians-Universität Würzburg
• Over 22 years of experience in radiology, including MRI and CT diagnostics
• Former leading doctor at University Hospital of Aachen
• Specializes in cross-sectional imaging for complex medical interventions