Professor Bozbuga leads neurosurgery at NP Istanbul Brain Hospital, bringing elite expertise from Turkey's first private neuropsychiatric hospital.

• Specialises in skull base surgery – a precise technique for cysts in hard-to-reach areas
• Expert in neuro-oncology focusing on complex brain tumours and cyst management
• Recognised authority in neurovascular surgery for cases involving blood vessel complications
• Professor at Istanbul Medical School – one of the country's most established medical institutions

Professor Erol Akgul is a leading interventional neuroradiologist at Medipol Mega University Hospital specialising in minimally invasive brain procedures.

• Treats vascular and structural brain conditions using image-guided techniques
• Member of the World Federation of Interventional and Therapeutic Neuroradiology
• Fellow of the Cardiovascular and Interventional Radiological Society of Europe
• Active member of the European Association of Radiology
• Expert in neuro-imaging for precise diagnosis of complex cranial cases

Professor Bekir Tugcu is a highly skilled neurosurgeon who specialises in endoscopic skull base surgery at Valued Med Hub Hospitals.

• Uses endoscopic techniques to treat cysts and tumours through the nose or small incisions
• Former Chief of Neurosurgery at a major neurological education and training hospital
• Professor at Health Sciences University with deep expertise in neurovascular surgery
• Completed extensive training in cerebrovascular diseases at Istanbul University

Professor Salih Murat Imer is a highly credentialled neurosurgeon who founded the neurosurgery department at Okan University Hospital and specialises in complex brain procedures.

• Expert in stereotactic and functional neurosurgery for precise targeting of deep brain lesions
• Specialised in Gamma Knife radiosurgery – a non-invasive treatment using targeted radiation for tumours and cysts
• Completed advanced fellowships in Finland and France focusing on intracranial pathology
• Former Professor at Istanbul Medical Faculty where he trained future neurosurgical specialists
• Author of 68 peer-reviewed articles and nine textbooks on neurological surgery

Professor Mehmet Osman Akcakaya is a highly qualified neurosurgeon at Istanbul Florence Nightingale Hospital specialising in minimally invasive brain and spinal surgery.

• Completed a clinical fellowship in stereotactic surgery at Hannover Medical School in Germany
• Holds European Board of Neurosurgery certification after completing a four-year specialist programme
• Specialises in functional neurosurgery which uses precise mapping to treat complex brain lesions
• Awarded second prize for best clinical presentation by the Nervous System Surgery Society
• Member of the European Association of Neurosurgical Societies (EANS)

Dr. Nurperi Gazioglu is a neurosurgeon. She trained at Istanbul University Cerrahpaşa Faculty of Medicine. She earned her MD in 1984 after study from 1978 to 1984. She completed neurosurgery training from 1986 to 1993. Her 1993 dissertation examined “Fetal Hypophysis Transplantation Under the Renal Capsule in Rats.”

She completed advanced courses in endoscopic pituitary surgery (2005, 2007, 2008) and endoscopic lumbar disc surgery (2007). She also trained in molecular genetics for clinicians (2003) and CME with the World Federation of Neurology (2002). She studied epilepsy surgery focused on insular–hippocampal anatomy (1999) and thoracolumbar trauma (1998). She attended the EANS European Neurosurgery Course (1988). Her clinical training includes observerships at APHP Necker–Enfants Malades and Hôpital Lariboisière in 1991. She completed an internship there in 1999.

Dr. Halil Can is a Professor of Neurosurgery (2025; Associate Professor 2020). He completed neurosurgical training at Istanbul University–Istanbul Faculty of Medicine in 2007. His clinical focus includes endoscopic and microsurgical spine surgery for fractures, tumors, and degenerative disease; advanced pain procedures; endoscopic skull base and pituitary surgery; and neurovascular, neuro-oncologic, and peripheral nerve surgery.

He has 21 international peer-reviewed papers (SCI/SSCI). Topics include cadaveric morphometry of Kambin’s triangle and the transforaminal triangular working zone, lumbar arterial and anterior approach anatomy, and an in vitro test of a new lumbar fixation device.

His clinical studies include a single-team series of 81 posterior circulation aneurysms, with 13 flow-diversion cases. He also reported five spinal cavernous malformation cases. He conducted Phase I safety and feasibility stem-cell trials in pediatric hypoxic-ischemic encephalopathy and in chronic complete spinal cord injury.

Professor Mucuoglu is a specialist neurosurgeon at Atlas University Hospital with a focus on minimally invasive techniques for complex cranial and spinal conditions.

• Specialises in minimally invasive surgery which uses smaller incisions for less trauma and quicker recovery
• Member of the European Association of Neurosurgical Societies (EANS)
• Expertise in functional neurosurgery and management of head injuries
• Published researcher on the treatment of large neural cysts and spinal conditions
• Completed specialised training in surgical neuroanatomy and advanced spinal surgery

Dr Mehmet Tonge is a specialist in stereotactic and functional neurosurgery, currently serving as an Associate Professor at Istanbul Medipol University.

• Completed a specialised fellowship in Deep Brain Stimulation at Maastricht University in the Netherlands
• Trained in intraoperative MRI applications at Zurich University Hospital in Switzerland
• Uses Gamma Knife radiosurgery to treat lesions without traditional open surgery
• Member of the European Association of Neurosurgical Societies (EANS)
• Authored 32 scientific publications and 12 book chapters on neurosurgical techniques

Associate Professor Tuncay Kaner is a highly regarded neurosurgeon who completed a prestigious research fellowship at UCLA in the United States.

• Specialises in neurosurgery and complex spinal procedures at Medical Park Bahcelievler Hospital
• Formerly a visiting faculty member at the University of Virginia School of Medicine
• Member of international surgical bodies including AO Spine and the Scoliosis Research Society
• Subspecialised training in spinal surgery from the American Hospital in Istanbul
• Expertise in surgical neurosurgery and minimal intervention techniques for brain and nerve care

Associate Professor Evren Sandal completed a fellowship in skull base surgery and cerebral bypass at the University of Wisconsin in the USA.

• Specialises in neurovascular surgery to treat complex blood vessel and structural brain issues
• Focuses on skull base procedures which allow access to hard-to-reach areas with precision
• Expert in craniocervical junction surgery involving the delicate area where the skull meets the spine
• Trained at Ege University and continues research in microsurgical bypass techniques
• Practises at Medicalpoint International Hospital using high-magnification surgical methods

Professor Kenan Kibici is a highly credentialed neurosurgeon at Medical Park Bahcelievler who specialises in microsurgery for complex cranial conditions.

• Trained in microsurgery at the GATA Military Medical Faculty – a technique used for precise cyst removal with minimal impact on healthy brain tissue
• Lectures in neurosurgery at Altinbas University Faculty of Medicine, helping train the next generation of brain specialists
• Member of the Spine Society of Europe and the Turkish Neurosurgery Association
• Published extensive research on intracranial masses and traumatic hematomas in several peer-reviewed medical journals

Professor Alper Karaoglan is a high-ranking neurosurgeon who previously led the neurosurgery department at Maltepe University Faculty of Medicine.

• Specialises in neurosurgery for the brain and spine at Memorial Bodrum Hospital
• Received the Young Neurosurgeon Encouragement Award for his research contributions
• Awarded Best Paper by the Turkish Neurosurgical Society for research on brain haemorrhage
• Member of the Turkish Neurosurgical Society and the Turkish Medical Association
• Former Chief Assistant at Taksim Training and Research Hospital

Op. Dr. Ayhan Kara is a neurosurgeon with over 25 years in spine surgery. He specializes in minimally invasive and endoscopic procedures on the cervical and lumbar spine. His work includes anterior discectomy, nucleoplasty, and spinal instrumentation and fixation. He graduated from Dicle University. He completed neurosurgery training at Kartal Training and Research Hospital. He also finished an internship at Helios Clinic in Hamburg.

He has performed hundreds of advanced spine operations. He aims for fast recovery and shorter rehab. He stays active in courses and conferences. He uses current, individualized methods. Interests: minimally invasive and endoscopic spine surgery (cervical, lumbar), anterior lumbar discectomy, nucleoplasty, spinal instrumentation and fixation.

Assoc. Prof. Dr. Burak Eren
Specialist in Brain and Nerve Surgery

Neurosurgery Areas of Interest
    •    Brain Tumors
    •    Pituitary Tumors (Endoscopic)
    •    Brain Aneurysms
    •    Skull Base Tumors
    •    Spinal and Spinal Cord Tumors
    •    Lumbar Disc Herniation
    •    Cervical Disc Herniation
    •    Spondylolisthesis
    •    Spinal Canal Stenosis
    •    Traumatic Brain and Spinal Injuries

Personal Information
    •    Date of Birth: 03/11/1979
    •    Marital Status: Married, Father of 2 children
    •    Languages: English
    •    Title: Associate Professor – 10/03/2021

Education
    •    Bachelor’s Degree: Eskişehir Osmangazi University Faculty of Medicine, 1997-2003
    •    Specialty Training: Bezmi Alem Valide Sultan Education and Research Hospital, Neurosurgery Clinic / Istanbul, 2004-2010

Professional Experience
    •    Köyceğiz SSK Dispensary / Muğla (2003-2004)
    •    Bezmi Alem Valide Sultan Education and Research Hospital / Istanbul (2004-2010)
    •    Bakırköy Dr. Sadi Konuk Education and Research Hospital / Istanbul (2010-2012)
    •    Bilecik State Hospital / Bilecik (2012-2013)
    •    Special Nisa Hospital / Istanbul (2013-2014)
    •    Bağcılar Education and Research Hospital / Istanbul (2014-2024)

Articles Published in International Peer-Reviewed Journals:
    1.    Sağlam-Çifci Ece, Güleç İlker, Şengelen Aslıhan, Karagöz-Güzey Feyza, EREN BURAK, Paşaoğlu H Esra, Önay-Uçar Evren. The H4R antagonist, JNJ-7777120 treatments ameliorate mild traumatic brain injury by reducing oxidative damage, inflammatory and apoptotic responses through blockage of the ERK1/2/NF-κB pathway in a rat model (2025). Experimental Neurology. 115133. DOI: 10.1016/j.expneurol.2024.115133.
    2.    EREN BURAK, Karagoz Guzey Feyza, Gulec Ilker, Tufan Azmi, Bas Nuri Serdar. The Importance of Spinopelvic Parameters in Recurrent Lumbar Disk Herniation. Clinical Spine Surgery, 37(3), E113-E118. (2024). DOI: 10.1097/BSD.0000000000001546.
    3.    Aycan Abdurrahman, EREN BURAK, Tas Abdurrahim. Treatment and outcomes of patients with metastatic spinal cord compression: a double-center study. European Review for Medical and Pharmacological Sciences, 27(13), 6121-6131. (2023). DOI: 10.26355/eurrev_202307_32968.
    4.    Yücel Murat, Aktaş Özgür Yusuf, Zengi Oğuzhan, Taş Abdurrahim, Tufan Azmi, EREN BURAK, Karagöz Güzey Feyza. The effect of alpha-lipoic acid on nerve tissue healing after sciatic nerve crush injury in rats. Annals of Medical Research, 30(6), 684-691. (2023). DOI: 10.5455/annalsmedres.2023.09.246.
    5.    Tufan Azmi, Aktaş Özgür, EREN BURAK, Doruk Ebru, Gulec Ilker, Taş Abdurrahim, Karagoz Guzey Feyza. Effects of Age and Co-Morbidities on Complication Rate in Surgical Treatment of Lumbar Degenerative Diseases: A Prospective Clinical Study. Eastern Journal of Medicine, 28(4). (2023). DOI: 10.5505/ejm.2023.89646.

Papers Presented at International Scientific Conferences:
    1.    EREN BURAK. Comparison of Patients Who Voluntarily Applied to the Neurosurgery Outpatient Clinic Due to Spinal Diseases and Patients Referred by Family Physicians. 19th International Eastern Mediterranean Family Medicine Congress, 1266-1267. (2020). (Abstract/Oral Presentation) (Publication No: 6514176).
    2.    EREN BURAK. Relationship Between Spinopelvic Parameters and Recurrent Lumbar Disc Herniation. World Spinal Column Society Virtual World Spine. (2020). (Abstract/Oral Presentation) (Publication No: 6514209).
    3.    Tas Abdurrahim, Karagoz Guzey Feyza, Tufan Azmi, Kuvat Nuray, Aktaş Özgür Yusuf, EREN BURAK, Yücel Murat, Kahraman Akkalp Asli. Prophylactic Effects of Silver Nanoparticles in a Rat Model of Spinal Stabilization and Infection. World Federation of Neurosurgical Societies XVI. World Congress, 33-34. (2017). (Abstract/Oral Presentation) (Publication No: 6513245).

Chapters in Scientific Books:
    1.    Klinik Nöroanatomi (Clinical Neuroanatomy), Chapter Title: (Lesions of the Hypophysis and Hypothalamus, Their Pathophysiology, and Surgical Anatomy) (2023). EREN BURAK, Tufan Azmi. Güneş Tıp Kitabevleri. Editors: Karagöz Güzey Feyza, Balcıoğlu Hüseyin Avni. 1st Edition. Page Count: 613. ISBN: 978-975-277-971-6. (Scientific Book in Turkish).
    2.    Nöroşirürjinin Temelleri (Fundamentals of Neurosurgery), Chapter Title: (Diagnosis, Classification, and Treatment of Thoracolumbar and Sacral Trauma) (2020). EREN BURAK, Karagöz Guzey Feyza. US Akademi. Editors: Naderi Sait, Karagöz Güzey Feyza, Tuğcu Bekir. 1st Edition. Page Count: 610. ISBN: 978-605-9358-. (Scientific Book in Turkish).

Articles Published in National Peer-Reviewed Journals:
    1.    EREN BURAK, Karagöz Güzey Feyza, Güleç İlker, Baş N. Serdar, Ay Ferhat, Acaroğlu Muhammed A., Çuhacıbaşı Enes B. Neurosurgery Career Preferences Compared to Other Medical Specialties among Turkish Students. Tıp Eğitimi Dünyası, 22(68), 143-153.
    2.    EREN BURAK, Gulec Ilker, Karagoz Guzey Feyza, Saglam Ece, Tufan Azmi, Karacan Murat, Bas Nuri Serdar. Evaluation of Multiple Myeloma Patients Undergoing Decompression Due to Spinal Cord Pressure. Osmangazi Journal of Medicine, 42(5), 546-552. (2020). DOI: 10.20515/otd.571004.

Technical Notes, Case Reports, Research Notes, etc.:
    1.    Case Report: EREN BURAK, Karagoz Guzey Feyza, Gulec Ilker. Craniopharyngioma and Arteriovenous Malformation Operated Using the Same Craniotomy: An Unusual Case. Romanian Neurosurgery, 34(3), 437-440. (2020). DOI: 10.33962/roneuro-2020-070.
    2.    Case Report: Tufan Azmi, EREN BURAK, Tas Abdurrahim, Berker Neslihan, Aktaş Özgür Yusuf, Gulec Ilker, Vatansever Mustafa Safi, Karacan Murat, Vahabova Günay, Karagoz Guzey Feyza. Spinal Metastasis as a Presenting Feature of Follicular Type Thyroid Carcinoma: A Case Report and Review of the Literature. Bagcilar Medical Bulletin, 4(1), 1-9. (2019). DOI: 10.4274/BMB.galenos.2019.26888.

Professor Hakan Ozalp is a senior neurosurgeon at Medipol Bahçelievler University Hospital with international training in complex neurological procedures.

• Completed specialist neurosurgery training at Ankara University Faculty of Medicine
• Gained international clinical experience at the University of Insubria in Italy
• Served as a Lecturer at Mersin University Faculty of Medicine
• Performs microsurgery to remove cysts while protecting surrounding brain tissue
• Expert in managing both congenital and acquired intracranial cysts

Assistant Professor Cevdet Gokcek maintains a 95% success rate for arachnoid cyst surgeries, drawing on 34 years of specialist neurosurgical expertise.

• Specialises in endoscopic neurosurgery – a minimally invasive approach that uses small cameras to treat cysts with less downtime
• Performs endoscopic third ventriculostomy to manage fluid pressure associated with complex brain cysts
• Trained in neuro-endoscopy at Ghent University in Belgium to master keyhole surgical techniques
• Extensive background in both adult and paediatric neurosurgery at major Turkish training hospitals