Brain MRI Doctors Abroad — Page 3

Dr. Mehmet Osman Akcakaya is an associate professor of neurosurgery at Gayrettepe Florence Nightingale Hospital. He specializes in functional neurosurgery, brain tumors, and peripheral nerve reconstruction. Dr. Akcakaya completed a clinical fellowship in stereotactic surgery at Hannover Medical School in Germany.

• Trained in microsurgery of the brachial plexus at Tel Aviv Sourasky Medical Center.
• Performs deep brain stimulation, vagus nerve stimulation, and Gamma Knife procedures.
• Treats complex conditions including brain cysts and malignant brain tumors.
• Practices at a JCI-accredited hospital serving 200,000 patients annually.

Dr. Savas Ceylan has performed over 5,600 endoscopic neurosurgical procedures at VM Medical Park Pendik. He specializes in the treatment of pituitary adenomas and complex skull base tumors. Dr. Ceylan is a member of the American Association of Neurological Surgeons. He practices at a JCI-accredited hospital in Istanbul.

• Completed over 4,300 surgeries for pituitary adenomas.
• Expert in endoscopic transsphenoidal surgery for sellar region pathologies.
• Performed 150+ craniopharyngioma resections and 120+ chordoma surgeries.
• Previously served as Head of the Neurosurgery Department at Kocaeli University.

Dr. Ayshe Okumush is a radiation oncologist at Private NeoLife Medical Center. She earned her MD from Karadeniz Technical University in 2003. She completed a residency in radiation oncology at Sisli Etfal Training and Research Hospital from 2006 to 2011.

She served as a specialist at Diyarbakir Uckuyular Training and Research Hospital from 2011 to 2013 and at Sisli Etfal from 2013 to 2016. She then worked at Yeni Yuzyil University Private Gaziosmanpasa Hospital from 2016 to 2026. She joined NeoLife in 2026.

Memberships: Turkish Society for Radiation Oncology (TROD) and the European Society for Radiotherapy and Oncology (ESTRO). Clinical focus: SRS, SRT, SBRT; VMAT, IMRT; radiotherapy for head and neck, lung, and brain tumors; SGRT, TBI, and 3D brachytherapy.

Dr. Mehmet Salih Iyikesici is a medical oncologist. His work focuses on metabolically supported chemotherapy (MSCT), ketogenic diet–supported cancer care, hyperthermia, hyperbaric oxygen therapy, and insulin potentiation therapy. He emphasizes care for breast, pancreatic, and gastric cancers.

He is a Medical Oncology Specialist at Neolife Medical Center (2026–present). He previously served at Private Bahçelievler Medical Park (2013–2026), Medicana Beylikdüzü (2010–2013), Silivri Anadolu (2009–2010), Diyarbakır Training and Research (2008–2009), and Bursa Çekirge State (2006–2008). Earlier, he worked as an Internal Medicine Specialist (1997–2003). He was an Assistant Professor at Altınbaş University (2014–2026).

Training: Medical Oncology subspecialty, Marmara University (2003–2006). Internal Medicine, Istanbul Haydarpaşa Numune (1992–1996). Medicine, Uludağ University (1985–1990). Member, Medical Oncology Association (since 2004). His recent research (2019–2020) covers gastric, breast, pancreatic, and lung cancers. Topics include long‑term survival in metastatic pancreatic cancer and feasibility in metastatic non‑small cell lung cancer (NSCLC).

Professor Xiao Yueyong is Chief Physician in the Department of Radiological Diagnosis at the Chinese PLA General Hospital. He is a leading expert in minimally invasive interventional oncology. He serves as the inaugural President of WATA (2025–). He is President of the International (2020–) and Asian (2012–) Societies of Cryotherapy. He is also Deputy Head of the NHC Expert Group on tumour ablation regulations (2009–).

He has performed over 100,000 CT/MRI‑guided minimally invasive procedures. His work covers chemical ablation, RFA, MWA, cryoablation, and NanoKnife (IRE). He introduced and advanced NanoKnife ablation in China. He led the first national standards for tumour cryoablation and NanoKnife.

Honors include the National Special Contribution Award (Lifetime Honorary). He received First Prize from the Chinese Medicine Education Association (2021). He received two Second Prizes for Military Medical Achievements (2016, 2018) and two Second Prizes from the China Anti‑Cancer Association (2019, 2022). He was named Asian Ablation Master. His research record includes 13 Chinese patents. He is the principal investigator for four NSFC projects and one MOST subject. He has published over 200 papers, with over 110 as first or corresponding author and over 40 in SCI journals. He has led over 10 ablation guidelines or consensus statements.

Dr. Sinan Karaaslan is a medical oncologist at Anadolu Medical Center – a facility affiliated with Johns Hopkins Medicine. He specializes in staging and treating complex cancers using Brain MRI for tumor detection.

• Trained at Istanbul University Cerrahpasa Medical Faculty – one of Turkey's top medical schools
• Former oncology expert at the Gulhane Military Medical Academy
• Specializes in immunotherapy and targeted therapy for advanced stage 4 cancers
• Uses detailed imaging to monitor lung, liver, and pancreatic malignancies
• Member of the Turkish Medical Oncology Society and Turkish Lung Cancer Society

Dr. Nuran Burcu Arkali is a neurologist at Hisar Hospital Intercontinental in Istanbul. She specializes in electrophysiology and neurodegenerative disorders. Dr. Arkali completed a master’s program in electrophysiology at Istanbul University. She helped establish the neurology clinic and intensive care unit at Diyarbakir Training Hospital.

• Expertise in EEG, EMG, and video-EEG monitoring for epilepsy.
• Treats Parkinson’s disease and dementia using medication and neural therapy.
• Performs Botulinum toxin applications specifically for headache and movement disorders.
• Works at Hisar Hospital, which holds the JCI accreditation for safety.

Dr. Aksoy is an Assistant Professor at Cerrahpaşa Medical Faculty. He leads specialized imaging at Hisar Hospital Intercontinental for complex brain MRI scans.

• Specializes in interventional radiology – uses imaging guidance for minimally invasive procedures
• Experienced in teleradiology – provides expert remote analysis of complex neurological images
• Member of the European Society of Radiology (ESR)
• Presented research at 13 national and international medical congresses
• Trained at Istanbul University – Turkey's most prestigious medical institution

Dr. Savas Kansoy is a pediatric hematologist and oncologist at Anadolu Medical Center. He founded Turkey’s first pediatric bone marrow transplantation units. Dr. Kansoy treates children with leukemia, lymphoma, and aplastic anemia. He is a primary contributor to national stem cell transplant registries.

• Founded pediatric oncology and bone marrow transplant clinics across major Turkish hospitals.
• Performs haploidentical, allogenic, and autologous stem cell transplantations.
• Served as a board member of the Turkish Society of Hematology.
• Works at Anadolu Medical Center, an affiliate of the Johns Hopkins Hospital.

Dr. Sebnem Izmir Guner is a hematologist at Hisar Hospital Intercontinental in Istanbul. She founded and directed multiple adult bone marrow transplantation centers. Dr. Guner specializes in leukemia, lymphoma, and complex coagulation disorders. She works at a JCI-accredited facility recognized for high safety standards.

• Performs haploidentical, related, and unrelated allogenic bone marrow transplants.
• Authored over 19 articles in international peer-reviewed journals.
• Received multiple academic awards for her contributions to hematology.
• Former founder and lead physician of therapeutic apheresis units.

Dr. Tokmak holds a Master's Degree in Electrophysiology. She interprets brain MRI scans to diagnose complex conditions at Hisar Hospital Intercontinental in Istanbul.

• Specializes in diagnosing nerve and brain disorders using advanced imaging
• Expertise in identifying signs of multiple sclerosis and Alzheimer's disease
• Completed a Master's Program at Istanbul University – a top Turkish institution
• Uses EEG monitoring and sleep studies to assess neurological health
• Trained in decoding Brain SPECT and Brain FDG PET scans

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. Oguzhan Babacan is a pediatric hematologist-oncologist at Hisar Hospital Intercontinental in Istanbul. He specializes in bone marrow transplantation for children with leukemia and lymphoma. Dr. Babacan has performed allogeneic, autologous, and haploidentical stem cell transplants for 13 years. He treats rare blood disorders and solid tumors in pediatric patients.

• Performs complex bone marrow transplants for leukemia and lymphoma cases.
• Treats childhood blood disorders like thalassemia, hemophilia, and aplastic anemia.
• Expertise in pediatric oncology, including neuroblastoma and Ewing's sarcoma.
• Works at Hisar Hospital, a JCI-accredited facility in Turkey.

Dr. Sinan Comu performed specialty training in pediatric neurology at the University of Pittsburgh. He applies American clinical standards to child-focused Brain MRI diagnostics.

• Treats neurological conditions in infants, children, and adolescents at Memorial Şişli Hospital
• Specializes in complex cases like West syndrome and developmental delays
• Practices at a JCI-accredited hospital – the 21st institution worldwide to earn this quality seal
• Member of the Child Neurology Society and the Turkish Neurological Society

Dr. Oktay Karadeniz is a neuroradiology specialist at the Anadolu Medical Center, a facility affiliated with Johns Hopkins Medicine.

• Specializes in neuroradiology – focusing on high-resolution imaging of the brain and spine
• Member of the International Society for Magnetic Resonance in Medicine
• Certified by the Turkish Society of Magnetic Resonance Imaging
• Expertise in oncologic imaging for detecting and monitoring brain tumors
• Member of the American College of Radiology and European Society of Radiology

Dr. Nihal Isik represents Turkey at ECTRIMS – the European body setting standards for multiple sclerosis research and treatment.

• Specializes in using brain MRI for multiple sclerosis and neuromuscular disease diagnosis
• Trained at Hacettepe University – a premier medical school in Ankara
• Authored official guidelines for multiple sclerosis diagnosis and treatment
• Published 25 articles in international journals on neurological conditions
• Awarded by the Turkish Neurological Society for excellence in research

Dr. Mehmet Dogu Canoglu is a radiation oncology specialist at Anadolu Medical Center. He uses brain MRI to plan precision radiation therapies.

• Trained in MR Linac technology – combines MRI imaging with radiation for real-time accuracy
• Expert in CyberKnife – a non-invasive robotic system for treating brain tumors
• Specializes in Varian TrueBeam and Trilogy platforms for high-dose treatment delivery
• Completed specialist training at Kocaeli University Faculty of Medicine

Dr. Alptekin Cetin is a psychiatrist at NP Istanbul Brain Hospital. He holds a PhD in mental health from Istanbul University Cerrahpaşa. Dr. Cetin specializes in schizophrenia, bipolar affective disorder, and clinical neuroses. His practice focuses on complex psychiatric conditions and addiction recovery.

• Treats patients at a JCI-accredited psychiatric facility.
• Performs alcoholism treatment and alcohol abuse examinations.
• Utilizes brain MRI and EEG for precise mental health diagnostics.
• Specializes in paranoia and severe depressive disorders.

Professor Fritz Leutmezer is an Associate Professor at the Medical University of Vienna. He specializes in neurodegenerative disorders and advanced brain MRI diagnostics at Wiener Privatklinik.

• Uses FLAIR sequence with contrast to find brain inflammation zones
• Helped write the official European treatment guidelines for multiple sclerosis
• Led multiple international clinical trials for new neurological therapies
• Performs EEG and video monitoring to record brain electrical activity
• Board-certified neurologist from the University of Vienna

Dr. Baris Topcular is a neurologist at Istanbul Florence Nightingale Hospital. He focuses on dementia, movement disorders, and multiple sclerosis. He trained at the University of Basel in Switzerland. He also works in the molecular neuroimaging department for PET scans. Dr. Topcular treats patients at a JCI-accredited smart hospital in Turkey.

• Specialize in botulinum toxin applications for movement disorders.
• Performs neuropsychological assessments and molecular brain imaging.
• Treats complex conditions like Parkinson's disease and dystonia.
• Manages neurodegenerative diseases using stem cell therapy protocols.