Meningioma Doctors Worldwide

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. 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. Solak completed a prestigious fellowship at Hacettepe University Cancer Institute, specializing in complex oncology cases.

• Graduated from Hacettepe University – one of Turkey's top medical schools
• Completed residency at İstanbul Sisli Etfal Teaching and Research Hospital
• Trained at MD Anderson Cancer Center in the US
• Specializes in breast and gastrointestinal cancers among others

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.

Prof. Kilic is the first Turkish doctor trained in radiosurgery at Sweden's Karolinska Institute – a pioneer in non-invasive brain tumor treatment.

• Highly specialized in Gamma Knife Radiosurgery for precise, non-surgical tumor targeting
• Holds a neuro-oncology research fellowship from Harvard Medical School and Dana-Farber Cancer Institute
• Member of the International Meningioma Society and World Federation of Neurosurgical Societies
• Former President of the Turkish Nervous System Surgery Society
• Professor and academic leader at Marmara University's Department of Neurosurgery

Dr. Mehmet Osman Akcakaya is a professor of neurosurgery at Istanbul Florence Nightingale Hospital. He specializes in minimally invasive spine and brain surgery. He completed elite clinical fellowships in Germany and Israel. Dr. Akcakaya holds the European Board of Neurosurgery (EANS) certification.

• Performs deep brain stimulation (DBS) for Parkinson’s disease and functional disorders.
• Expert in microneurosurgery for brain tumors, cysts, and nerve reconstruction.
• Winner of the Second Prize for Best Oral Presentation from the Nervous System Surgery Society.
• Serves on the scientific committee for international endoscopic spine surgery courses.

Professor in Medical Oncology with a focus on gastrointestinal tumors – Dr. Sezer Saglam combines academic rigor with clinical expertise at Florence Nightingale Hospital.

• Over 29 years of experience in medical oncology
• Specialized in gastrointestinal oncology since 2009
• Member of ESMO, ASCO, and ENET societies
• Trained at Istanbul University – one of Turkey's leading medical institutions

Prof. Köstler is a leading expert in targeted cancer therapies with over two decades of experience, specializing in breast and gynecologic malignancies.

• Completed training at the Medical University of Vienna
• Focuses on individualized systemic cancer therapy and immunotherapy
• Deputy Head of the Clinical Division of Oncology
• Published research in biomarker development and tumor biology

Dr. Dvora Blumental leads the Neuro-oncology Service at Sourasky Medical Center, specializing in meningioma care with 30 years of focused experience.

• Trained at Memorial Sloan-Kettering Cancer Center – one of the world's top cancer hospitals
• Previously directed the Neuro-oncology Service at Huntsman Cancer Institute
• Senior neuro-oncologist since 1998 – vast experience with complex brain tumors
• Fellowship-trained in neuro-oncology at Memorial Sloan-Kettering

Specialized in Medical Oncology with extensive training at Akdeniz University – Dr. Alemdar brings focused expertise to meningioma cases at Medical Park Antalya.

• Graduated from Kocaeli University Faculty of Medicine
• Completed Medical Oncology specialization in 2018
• Works at Medical Park Antalya Hospital Complex
• 20 years of clinical experience

Heads the European Association of Neurosurgical Societies (EANS) and is recognized as a top global neurosurgeon.

• 37 years of experience in neurosurgery and neuro-oncology.
• Specialist in brain tumor surgery and minimally invasive techniques.
• Expert in neurosurgical procedures with brain mapping.
• Conducts research on novel surgical techniques for brain cancer.
• Awarded the Goldhirsh Foundation Award for innovative neurology treatment.

Specializes in comprehensive tumor treatment, including cutting-edge immunotherapy and molecular diagnostics at Medical Center in Solingen.

• Board-certified in hematology, oncology, and immunology
• Chief Physician at a certified interdisciplinary cancer center
• Active in molecular biology research for innovative cancer therapies
• Qualified specialist in genetics
• Member of leading oncology societies including American Association for Cancer Research

Professor Keil specializes in advanced imaging techniques for complex interventions, currently leading the Diagnostic and Interventional Radiology Clinic in Solingen.

• Graduated with honors from Julius-Maximilians-Universität Würzburg
• Expert in MRI, CT, and ultrasound-guided procedures
• Former leading doctor at University Hospital of Aachen
• Specializes in cross-sectional imaging for all body regions

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.

Dr. Inta Jaunalksne specializes in virotherapy, a cutting-edge immunology approach, with 49 years of experience. She leads the Clinical Immunology Center at Pauls Stradins Clinical University Hospital.

• Graduate of Riga Medical Institute
• Completed internship in Internal Medicine
• Head of Clinical Immunology Center

Associate Professor Tahsin Ozatli specializes in oncology with extensive experience across multiple cancer types, currently practicing at Istinye Liv University Hospital.

• Specializes in breast, lung, and gastrointestinal cancers
• Internal Medicine Specialist at Malatya State Hospital
• Worked at Ankara Oncology Clinic and Erzurum Regional Training and Research Hospital
• Studied medicine at Selcuk University

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).