Seyda Gunduz
- 4.2 Good • 19 reviews
- 16 years of experience
- Turkey, Istanbul, Istinye University Liv Hospital Bahcesehir
EDUCATION:
2015
Uludag University, Ophthalmology
2008
Eskisehir Osmangazi University, Faculty of Medicine
2001
Kırıkkale Science High School, Numerical
EXPERIENCE:
2019 Gazi University Faculty of Medicine Ophthalmology (Vitreo-Retinal Surgery and Medical Retina Fellowship)
2016 SBÜ Zekai Tahir Burak EAH (Retinopathy of Prematurity Fellowship)/
2015 - 2023 Kocaeli Derince Training and Research Hospital
2023 - Medipol University Pendik Hospital
Prof. Dr. Yasef began his medical education at Istanbul University in 1973 and graduated from Istanbul University Cerrahpaşa Faculty of Medicine in 1979. He started his specialization in neurology at the same university in 1980 and became a neurologist in 1985. During his specialty training, he spent 6 months at Hacettepe University in the Neurology Department in Ankara.
After becoming a neurologist, he completed 3.5 years of obligatory government service, spending the first 1.5 years at the Iskenderun Navy Hospital and the next 2 years at Diyarbakır Social Security Hospital. He returned to Istanbul University in 1989.
Prof. Dr. Yasef worked abroad in the United States from 1990 - 1991, focusing on dementia and behavioral neurology.
In 1994, he became an Associate Professor and continued working at Istanbul University until 1999. Between 1999 - 2002, he worked at Florence Nightingale Hospital, and then at Kozyatağı Acıbadem Hospital from 2004 to 2013.
Since 2013, he has been a valuable part of the team at Florence Nightingale Hospital.
Specialties
Work Experience
Dr. Fatma Gulhan Sahbaz is a neurologist. She graduated from Manisa Celal Bayar University Faculty of Medicine. She completed her neurology residency at SBÜ Istanbul Kartal Dr. Lütfi Kırdar Training and Research Hospital. Dr. Sahbaz has served as Clinic Chief at Afyonkarahisar State Hospital. She currently practices at İzmir Ekonomi University Medical Point Hospital.
She treats many neurological conditions, including Alzheimer’s disease, ALS, epilepsy, cerebrovascular diseases, brain tumors, movement disorders, and headaches. Dr. Sahbaz is experienced in advanced treatments such as acute stroke intervention, deep brain stimulation, IVIG therapy, and botulinum toxin injections.
She is a member of the Turkish Neurology Society, International Parkinson and Movement Disorder Society, and European Academy of Neurology.
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. Yang Seyeon is a neurosurgeon specializing in ischemic stroke, intracerebral hemorrhage, cerebral aneurysm, moyamoya disease, carotid artery stenosis, vascular dizziness, and head trauma. Dr. Yang is the Head of the Department of Neurosurgery at Naeun Hospital.
Dr. Yang graduated from The Catholic University and earned a Master of Medicine. Dr. Yang completed an internship and a neurosurgery residency at the Catholic Medical Center. Dr. Yang served as a neurosurgery fellow at Uijeongbu St. Mary’s Hospital and worked at its Regional Trauma Center. Dr. Yang also served as a dedicated neurosurgery specialist.
Dr. Yang served as a Clinical Assistant Professor of Neurosurgery at Uijeongbu St. Mary’s Hospital. Dr. Yang also served as Head of Neurosurgery at G‑Sam Hospital.
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.
Professional experience
Since 2006, he has been Head of the Neurology Department at the Quironsalud University Hospital of Madrid and the Ruber Juan Bravo Hospital.
Professor of Medicine at the Faculty of Biomedical Sciences of the European University of Madrid, holds the national accreditation of Professor of Medical Sciences (issued by ANECA).
Doctor of Medicine, Complutense University of Madrid (UCM). Award for Outstanding Doctoral Thesis (UCM, 2004): Study on the relationship of human herpes virus 6 as an environmental factor in multiple sclerosis.
Membership in scientific societies
National and International Principal Investigator in Neuroscience at Quironsalud Madrid (June 2015 – present)
President of the Research Committee of the Quironsalud University Hospital of Madrid (2012 to present).
Member of the Research Committee of the San Carlos Clinical Hospital (2012-2015).
Member of the Council of the Faculty of Medicine of the Complutense University of Madrid (2011-2015).
Research and Teaching
Principal investigator of 100 national and international clinical trials.
7 FIS research projects from the Carlos III Institute of Health (the last 5 as principal investigator).
10 projects from private foundations, received on a competitive basis (7 as principal investigator).
He has authored 139 international articles with a total impact factor of 949,917 and 4,552 citations. 38 books and book chapters with an H-factor of 34 (2018).
His publications stand out in journals that have the greatest global impact on research, such as the New England Journal of Medicine and the Lancet.
Dr. Rafael Arroyo has given over 300 international and national presentations at various Congresses.
Education :
Professor of Medicine at the Faculty of Biomedical Sciences of the European University of Madrid and holds the national accreditation of Professor of Medical Sciences (issued by ANECA).
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 Romero Imbroda is an academic of the Royal Academy of Medicine of Eastern Andalusia and a Fellow of the European Board of Neurology, as well as a Member of the Board of Directors of the
Andalusian Society of Neurology. He combines his medical practice with his teaching role at the University of Granada, where he is a Lecturer and has been a Member of the Internal Residential Doctor Assessment Committee in Melilla until 2017.
He is the author of several national and international scientific publications. He has also participated in research projects associated with treatments for multiple sclerosis.
Professional Experience:
• 2020: President of the Andalusian Society of Neurology
• 2019: Head of the Units at the Quirónsalud Malaga and Marbella Hospitals
• 2017-2021: Neurologist at the Regional Malaga University Hospital.
• 2016-2017: Lecturer at the University of Granada.
• 2009-2017: Neurologist at the Imbrain Neuroscience Clinic. Melilla.
• 2009-2017: Neurologist at the Melilla Hospital.
• 2008-2009: Neurologist at the Virgen de las Nieves Hospital. Granada.
• 2004-2008: Neurologist at the Carlos Haya Hospital. Malaga.
Academic Training:
• 2017: Innovation and Leadership in Neurology. Business Institute. Madrid.
• 2014: Educational Commission for Foreign Medical Graduates. United States.
• 2011-2012: Management of Integrated Health Services. ESADE. Madrid.
• 2010: Neurologists for the Future. Spanish Neurology Society.
• 2010: Master in Tissue Engineering. University of Granada.
• 2010: Doctorate at the University of Granada. Summa Cum Laude. 2010.
• 2004-2008: Neurology specialist at the Carlos Haya Hospital. Malaga.
• 1997-2003: University Graduate in Medicine at the University of Granada.
The Neurology Unit of the Quirónsalud Marbella Hospital specialises in the study and treatment of conditions associated to the nervous system, the brain, the spinal cord, the peripheral nerves and the muscles. We have the most advanced technology that enables us to make accurate and personalised diagnoses and treatments in the study of patients with complex diagnoses and treatments (MRI, CT scan,electroencephalogram, transacranial doppler ultrasound, cerebral arteriogramand neuropschycological testing).
We offer our patients highly-specialised treatments for cerebrovascular and neuromuscular diseases, Parkinson's Disease, headaches and migraine, epilepsy, multiple sclerosis, peripheral neuropathies, infections of the nervous system, movement disorders, dementia and other cognitive conditions, paediatric neurology, sleep disorders, tumours and complications deriving from injuries to the spine and the head.
Dr. LV Xiao Jun is the Executive Director of the Department of Medical Oncology. He is a national expert in psycho-oncology and has 30 years of clinical experience. He previously served at the First Affiliated Hospital of Xiamen University. He is a recognized expert in cancer treatment and lung cancer care in Fujian Province.
Clinical focus: comprehensive care for solid tumors, including lung, breast, and gastrointestinal cancers; palliative care in oncology; and screening and treatment for psychological distress.
Appointments: Standing Committee Member (third term), Psycho-Oncology Committee, Chinese Anti-Cancer Association; Standing Committee Member (third term), Lung Cancer Committee, Fujian Anti-Cancer Association.
Assoc. Prof. Nesrin Helvacı Yılmaz graduated from Hacettepe University in 2000 as a Medical Doctor. She completed her specialty training in the Department of Neurology at Ankara University in 2006.
She started her compulsory service in Mardin Nusaybin State Hospital in 2007. Nesrin Helvacı Yılmaz continued her duty in Gaziantep 27 December State Hospital in 2008. She worked as a neurologist at Biophysis Nilüfer Medical Center and Ali Osman Sönmez Oncology Hospital in Bursa between 2010-2011, and at Istanbul Universal Aksaray Hospital between 2011-2012. From October 2012, she started to work as a Doctor Lecturer in Istanbul Medipol University Neurology Department. Nesrin Helvacı Yılmaz received the title of associate professor in 2021. In 2015, she worked as an Honorary Observer in Parkinson's Disease and Deep Brain Stimulation (Neuromodulation) at UCL Queen Square Institute of Neurology, National Hospital for Neurology in London. She took part in many training programs on Deep Brain Stimulation (Neuromodulation) in Turkey and abroad between 2013-2022.
Regarding her speciality in Parkinson's disease and movement disorders, she has 5 Tubitak projects, a 2-chapter book , 30 clinical researches and 80 reports presented in domestic and abroad. Assoc. Prof. Nesrin Helvacı Yılmaz, who is still working within the staff of Medipol University, managed the Parkinson's and Movement Disorders Unit of the Department of Neurology during her working time and plans Deep Brain Stimulation therapy applications with the neurosurgical team.
Since September 2018, she has been working as a coordinator for student education in the 5th semester of Neurology. As of December 2022, she has developed treatment plans for patients at Medipol University Istanbul Parkinson's Disease and Movement Disorders Center (PARMER) and provides the most appropriate personal medical follow-up and treatment support for each patient.
PUBLICATIONS
1-Yilmaz N, Yigit A, Akbostanci MC. Clozapine induced epilepsy. Revue Neurologique 2004, Nov;160/11:1093.
2-Nesrin Helvacı Yılmaz, Nursel Aydın. Sıcak Su Epilepsili Bir Olgu. Türkiye Klinikleri Nöroloji Dergisi 2004/Cilt2/Sayı 2.
3-Nesrin Helvacı Yılmaz, Nursel Aydın. Refleks Epilepsiler. Türkiye Klinikleri Nöroloji Dergisi 2004/Cilt2/Sayı 2.
4-Mine Hayriye Sorgun, Bilge Koçer, Funda Kaplan, Nesrin Yılmaz, Nezih Yücemen, Canan Yücesan. Multipl Sklerozda Kraniyal Nöropati. Turk Norol Derg 2011;17:137-142.
5-Nesrin Helvacı Yılmaz, Gökçen Duymaz, Mehmet Akif Yaşar. Parkinson Hastalığı Olan Bir Olguda Malign Sendrom. Turk Norol Derg 2012:18;123-125.
6-Yilmaz NH, Akbostanci MC, Oto A, Aykac O. Prevalence of restless legs syndrome in Ankara, Turkey: an analysis of diagnostic criteria and awareness. Acta Neurol Belg 2012 Oct 31. [Epub ahead of print].
7-Yılmaz NH, Bingol AP. Sensitivity and specificity of Ankara University Cerebral Dominance Inventory in comparison with the Wada test. Acta Neurol Belg 2013 Jun 6 [Epub ahead of print].
8-Sema Demirci, Nesrin Helvacı Yılmaz, Efsun Şenocak, Fatih Han Bölükbaşı. Pons Kavernomu: Kranial Manyetik Rezonans Görüntüleme Bulguları. Turk Norol Derg 2012:19:72.
9-Nesrin Helvacı Yılmaz, Sinem Atik Güngör, Taflan Sahlepçi. Küçük hücreli akciğer kanseri tedavisinde cisplatin kullanımı sırasında gelişen akut iskemik inme: olgu sunumu. J Kartal TR. Baskıdaki Makaleler: KEAH-26937.
POSTERLER:
-Serebral venöz tromboz ve bruselloz Birlikteliği; Olgu Sunumu (42. Ulusal Nöroloji Kongresi-Antalya 2006)
-Waldenström makroglobulinemisine eşlik eden epileptik nöbetler ve nonkonvülsif status epileptikus (42. Ulusal Nöroloji Kongresi-Antalya 2006)
-Prevalence of Restless Legs Syndrome in Ankara, Turkey (16. Uluslararası Parkinson ve Hareket Bozuklukları Kongresi-Dublin 2012).
-Konjenital Miyastenik Sendrom (29. Ulusal Nörofizyoloji EEG-EMG Kongresi- Antalya 2013).
-Beşinci haftada duyusal iletimleri normal olan bir enjeksiyon nöropatisi olgusu (29. Ulusal Nörofizyoloji EEG-EMG Kongresi- Antalya 2013).
-Olgu sunumu: Mononöritis mültipleks ve lepra (29. Ulusal Nörofizyoloji EEG-EMG Kongresi- Antalya 2013).
-İdyopatik Parkinson Hastalığı’nda hızlanmış unutma ve uyku kalitesi (10. Ulusal Parkinson ve Hareket Bozuklukları Kongresi-Antalya 2013).
-Hiperglisemiye bağlı hemikore ve bazal gangliyon hiperintensitesi: Olgu sunumu (10. Ulusal Parkinson ve Hareket Bozuklukları Kongresi-Antalya 2013).
2005 – 2011 | Kocaeli University, Faculty of Medicine, Kocaeli, Turkey
M.D. Degree
2013 – 2019 | Erenköy Mental Health and Neurology Training and Research Hospital, Istanbul, Turkey
Neurology Residency Program
English – Very Advanced
Artvin Borçka State Hospital, Artvin, Turkey
General Practitioner (Compulsory Service)
2011 – 2012
Erenköy Mental Health and Neurology Training and Research Hospital, Neurology Department, Istanbul, Turkey
Resident Physician
2013 – 2019
Siirt State Hospital, Siirt, Turkey
Neurology Specialist (Compulsory Service)
2019 – March 2021
Private Pendik Medical Park Hospital, Istanbul, Turkey
Neurology Specialist
April 3, 2021 – April 10, 2024
Bahçeşehir University Faculty of Medicine, Department of Neurology, Istanbul, Turkey
Assistant Professor
April 19, 2021 – June 1, 2024
Medipol Acıbadem Regional Hospital, Istanbul, Turkey
Associate Professor of Neurology
April 22, 2024 – Present
Istanbul Medipol University Faculty of Medicine, Department of Neurology, Istanbul, Turkey
Associate Professor of Neurology
November 11, 2024 – Present
Turkish Neurology Society
Turkish Medical Association
International Parkinson and Movement Disorder Society
Turkish Neurology Society Neurorehabilitation Working Group
Global Migraine and Pain Society
International Headache Society
Turkish Parkinson’s Disease Society
Turkish Alzheimer Association, Kadıköy Branch
Parkinson’s disease and other movement disorders
Migraine and other headache disorders
Sleep disorders
Dementia and Alzheimer’s disease
EEG, Polysomnography (PSG), Multiple Sleep Latency Test (MSLT)
Botulinum toxin injections for movement disorders
Nerve blocks and botulinum toxin for headache management
Epilepsy
Education:
Degree Program University Year
Bachelor Medical Sciences İstanbul University 1995
Master Degree Medical Sciences İstanbul University 1997
Doctorate and expertise in medicine
Istanbul Faculty of Medicine, Department of Neurology İstanbul University 2004
Assistant professor
İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University 2009
Associate professor
İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University 2011
Clinical Neurophysiology Subspecialty
İstanbul Bilim University, Faculty of Medicine, Department of Neurology İstanbul Bilim University 2011
PhD Thesis:
INVESTIGATION OF ANTI-GANGLIOSIDE AND ANTI-GLUTAMIC ACID DECARBOXYLASE ANTIBODIES IN JUDICIAL MYOCLONIC EPILEPSY AND INVESTIGATION OF SUBCLINIC ANTERIOR HORN INVOLVEMENT BY ESTIMATE MOTOR UNIT COUNT METHOD-2002
Experience
Research Assistant
Department of Neurology, Istanbul Faculty of Medicine, Istanbul University 1998-2004
Specialist
Şişli Florence Nightingale Hospital, Department of Neurology 2004-2009
Assistant Professor
Istanbul Bilim University, Faculty of Medicine, Department of Neurology 2009-2011
Assoc. Prof.
Şişli Florence Nightingale Hospital Department of Neurology
İstanbul Florence Nightingale Hospital
Memberships to Scientific Organizations:
Turkish Medical Association
Turkish Neurology Association
Turkish Association for Combating Epilepsy
Turkish Clinical Neurophysiology EEG-EMG Association
Association of Child Neurology and Neuroimmunology
Awards:
Clinical Neurophysiology Congress (Antalya-2013): First prize for the poster paper titled "Continuous Video-EEG Monitoring Findings and Clinical, Laboratory and Imaging Characteristics of Patients Monitored in the Neurology Intensive Care Unit Due to Alertness Defect"
National Epilepsy Congress (Muğla-2012): "Does Semiology Tell Us the Origin of Seizures Consisting Mainly of Alteration of Consciousness?" Kenan Tükel publishing award for his publication
National Epilepsy Congress (Izmir- 2008): First prize in the field of epilepsy congress publications with the publication titled "Reduced axon number in Juvenile Myoclonic Epilepsy demonstrated by motor unit number estimation analysis"
National Epilepsy Congress (Ankara- 2004): First prize in the field of epilepsy congress publication with the publication titled "No association of anti-gm1 and anti-gad antibodies with juvenile myoclonic epilepsy"
Turkish Clinical Neurophysiology EEG-EMG Association, 19th National Clinical Neurophysiology EEG-EMG Congress (Trabzon-2002): Congress publication award for the publication titled "Epileptic seizures in Behçet's disease".
Turkish Scientific and Technical Research Council scientific publications incentive award-2002: (With the publication titled "Epileptic Seizures In Behçet's Disease")
Turkish Neurology Association, 38th National Neurology Congress - 2002: Second prize for the oral presentation titled "Investigation of subclinical anterior horn involvement in juvenile myoclonic epilepsy with the estimated motor unit number method".
Turkish Epilepsy Association and Sanofi Pharma Scientific Research Project Support Award - 2001: "Investigation of anti-ganglioside antibodies in juvenile myoclonic epilepsies" thesis project.
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. Zuhal Cakmak Peksen is a Family Medicine Specialist since 2017. She earned her MD from Çukurova University in 2010. She completed specialty training at Yüzüncü Yıl University between 2013 and 2017. She is currently studying for a bachelor’s degree in Health Management at Anadolu University (2024–present).
She has 15 years of clinical practice (2010–2025) across 8 institutions. Her experience includes research in Family Medicine (2013–2017) and work at several Family Health Centers. Since 2020, she has served at TOKİ Avrupa Family Health Center in Gaziosmanpaşa, Istanbul.
Dr. Mehmet Tonge is a neurosurgeon with expertise in Stereotactic and Functional Neurosurgery. He specializes in MR Guided Focused Ultrasound, deep brain stimulation, Gamma Knife Radiosurgery, and surgery for movement disorders, pain, and spasticity.
Dr. Tonge has published 32 articles in international and national journals and written 12 book chapters. He has presented 92 oral and poster presentations and delivered 41 invited lectures. He completed a Deep Brain Stimulation Fellowship at Maastricht University and finished the 4-year EANS training cycle. Dr. Tonge is known for his research and clinical work in functional neurosurgery.
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.
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).
Dr. Evren Sandal is a specialist in Brain and Neurosurgery. He completed his medical degree at Ege University Faculty of Medicine. He finished his neurosurgery training in 2015. Dr. Sandal focuses on skull base, craniocervical junction, and neurovascular surgery. He has extensive experience in these fields.
Dr. Sandal has worked at the Health Sciences University Tepecik Training and Research Hospital. He also contributed to laboratory and clinical studies in skull base and cerebral bypass surgery at the University of Wisconsin, USA. He has collaborated with experts such as Prof. Dr. M. Sedat Çağlı and Prof. Başkaya. These experiences have strengthened his skills in complex neurosurgical procedures.