Best Arnold Chiari syndrome doctors: TOP 34 doctors

Head of the Pediatric Neurosurgery Department

Dr. Kamran Aghayev is a neurosurgeon with over 23 years of experience. He specializes in complex brain and spine surgeries. Dr. Aghayev has performed more than 5,000 successful procedures. He is known for creating new surgical techniques, including the Posterior Upper Rib Excision & Decompression (PURED) method for Thoracic Outlet Syndrome.

Dr. Aghayev holds several US patents for spinal surgery devices. He has published more than 50 scientific papers. He treats brain tumors, hydrocephalus, AVMs, pituitary adenomas, and spinal conditions such as herniated discs, scoliosis, and spinal tumors.

• Dr. Jürgen Kiwit specializes in Arnold Chiari syndrome treatment.
• Treatment options include decompression surgery, spinal laminectomy, and CSF flow restoration.
• Trained internationally in the UK (National Hospital for Neurology) and the USA (Middlesex Hospital).
• Expert in minimally invasive techniques for neurological conditions.
• Accredited neurosurgeon in Germany, with over 25 years of experience.
• Member of German and American neurosurgical and neuropathological societies.
• Consults patients online, offering remote evaluations for Arnold Chiari syndrome.
• Fluent in German and English, enhancing communication with international patients.

Op.Dr. Özgür AKŞAN 

Neurosurgeon 

Dr Akşan has completed his residency on 2007 at Neurosurgery Department of 9 Eylul University Medical Faculty. Following that, he got assigned to Muş State Hospital to complete his compulsory medical service, where he served as deputy chief physician, managed intensive care units and performed a wide range of operations including microsurgical discectomy for both spinal disc herniation and cervical disc herniation as well as laser nucleoplasty discectomy for spinal disc herniation.After completing his compulsory service, he worked at Eskişehir Air Force Hospital's Neurosurgery Department for another year. Dr Özgür also worked at Izmir Tınaztepe Hospital between 2010-2016. He currently works at his own clinic in Alsancak/Izmir. 

Articles Published at International Journals: 

1. Postoperative lumbosacral instability: Proposal of a new classification based on etiology. Sait Naderi, Ozgür AKSAN, Süleyman Men, Levent Firat, Tansu Mertol, M. Nuri Arda. World Spine Journal 2: 16-21, 2007 

2. Difference between generic and Multiple Sclerosis-specific quality of life instruments regarding the assessment of treatment efficacy.Ozakbas S, Akdede BB, Kösehasanogullari C, AKSAN O, Idiman E. Journal Of The Neurological Science 5/2007; 256/1 -2/30-34/2007 

Articles Published at National Journals: 

1. Odontoid fractures: Sait Naderi, Özgür AKSAN, Feridun Acar, Tansu Mertol, Nuri Arda: Turkish Neurosurgery 16: 81-84, 2006 

2. Pediatrik Kafa Travmalan, Ozkara E, Yuceer N, AKSAN O, Arda MN, Inarucl MA., Adli Bilimler Dergisi Turkish Journal of Forensic Sciences, 9 (1): 7-12 (2010). 

Papers Presented at International Congresses: 

1. 1. Difference betweengeneric and MS- spesific quality of life instruments regarding the assessment of treatment efficacy. Özakba9 S, Akdede B, AKSAN Q Karahasanogullarl C, Uzunel F, idiman E. 20th Congress Of European Commitee for Treatment and Research in Multipl Sclerosis. October 6-10, 2004. Austria 2. Postlaminectomy lumbosacral instability. Sait Naderi, Özgür AKSAN, Levent Firat, Tansu Mertol, Nuri Arda.7th International Congress on Spine. April 14-17, 2005, Hotel Pine beach City, Belek, Antalya 

3. Pediatric Cranial Traumas. Erdem Özkara, Nurullah Yüceer, Özgür AKSAN, Mehmet Nuri Arda, M Akif inanici. Fifth Congress Of The Balkan Academy Of Forensic Sciences. 3-7 June 2007, Ohrid, Republic of Macedonia 

4. A rare cause of Sl radiculopathy: perineural (Tarlov) cyst: Ozgür AKSAN, Nail Ozdemir, Hakan Sinan Yllmaz. 14th European Congress of Neurosurgery (EANS 2011) Rome, Italy. October 9 — 14, 2011. 

MEDICAL SPECIALITIES 

Hernia Discectomy 

Lomber Narrow Canal (Spinal Stenosis) Treatment 

Traumatic Brain Injury (TBI) Treatment 

■ Cerebral Hemorrhage Treatment 

Brain Tumour Treatment 

Cervical Stenosis Treatment 

Chiari Malformation Treatment 

Hydrochepalia Treatment 

■ Carpal Tunnel Syndrome Treatment 

■Cubital Tunnel Syndrome Treatment Spinal Fracture Treatment 

Psuedotumour Cerebri Treatment 

Spine and Spinal Cord Tumour Treatments 

Scientific degree, name, surname: Specialist. Dr. Teyub Hasanov

Medical Division: Neurosurgery

Education:

Dokuz Eylul University, Turkey - September 2002 - June 2009

Marmara University Faculty of Medicine – Department of Brain and Neurosurgery, Turkey June 2010 – June 2015

Work experience:

Fatih University Hospital Brain and Neurosurgery (Teacher) - 2015-2016

Bahcheshehir University Medical Park Goztepe and VM Medical Park Pendik Hospital Brain and Neurosurgery (Associate Professor's Assistant) - 2016-2021

Bona Dea Hospital - 2021-2023

Special Educational Programs in Neurosurgery:

Cranial Base Surgery Cadaver Course: September 20-21, 2013, Marmara University Institute of Neurological Sciences; ISTANBUL

Course Director: Associate Professor Ashkin Sheker

The VI Evidence-Based Multidisciplinary Neuro-Oncology Symposium - November 01-02, 2013, Point Barbaros Hotel, Istanbul, Turkey

Chairman of Neuro-Oncology Society: Prof. Dr. M. Ibrahim ZIYAL

Turkish Neurosurgery Society Endoscopic Skull Base Surgery Cadaver Course: November 15-16, 2013, Marmara University Institute of Neurological Sciences; ISTANBUL

World Federation of Neurosurgical Societies Cranial Base Surgery Cadaver Course: June 2011, Istanbul 

Turkish Neurosurgery Society the 26th Scientific Congress: April 20-24, 2012, Belek, Antalya 

Turkish Neurosurgery Society the 27th Scientific Congress: April 12-16, 2013, Belek, Antalya

Courses in Fundamentals of Neurosurgery:

Period 4, Course 1, March 10-20, 2016, Cheshme, Izmir

Period 4, Course 2, February 15-19, 2017, Cheshme, Izmir

Period 4, Course 3, March 14-18, 2018, Cheshme, Izmir

Period 4, Course 4, March 20-23, 2019, Belek, Antalya

Scientific Works:

A. Presentations and Articles at International Scientific Meetings

Ozoner B., Gungor A., ​​Hasanov T., Toktas Z.O., & Kilij T. (2020).

Neurosurgical practice during the coronavirus disease 2019 (COVID-19) pandemic. World Neurosurgery, 140, 198-207.

Mikayilli M., Hasanov T., Otluoglu G.D., Najitarhan D.E., Toktas Z.O., & Cholak A. (2020). Congenital lateral encephalocele - case report. Child Nervous System, 36 (12), 3119-3122.

Mikayilli M., Hasanov T., Otluoglu G.D, Najitarhan D.E., Erdogan, R.B.A, Demir N, ... & Cholak A. (2019). Spontaneous idiopathic cerebrospinal fluid rhinorrhea. Journal of Craniofacial Surgery.

Otluoglu G. D., Hasanov T., Mert B., Toktas Z.O., Konya D., & Demir M.K. (2019). Missed microcatheter breakage and cauda equina migration after endovascular neurointervention for dural arteriovenous fistula as a rare cause of tethered spinal cord: a case report. Journal of Neurosurgery: Spine, 32(4), 607-610.

Yilmaz B., SHENER S., TEYYUB H., AKAKIN A., YAPIJIER O., & Demir M.K. (2018). Visual qualitative assessment of apparent diffusion coefficient quantification and Ki-67 proliferation index of diffusion-weighted imaging to predict atypia in surgical meningiomas. Marmara Medical Journal, 31(2), 68-75.

DEMIR Mustafa Kemal, YAPIJIER Ozlem, HASANOV Teyyub, KILICH Deniz, KILICH Türker. Rapidly expanding calvarial Langerhans cell histiocytosis with low Ki-67 in adults: a difficult diagnosis on magnetic resonance imaging. Journal of Neuroradiology, 2018, 31.4: 390-394.

DEMIR Mustafa Kemal, YAPICIER Ozlem, HASANOV Teyyub, YILMAZ Baran, KILICH Turker. Hydatid disease: MR image of calvarium and superior sagittal sinus spread. Journal of Neuroradiology, 2018, 31.3: 320-323.

DEMIR Mustafa Kemal, YAPIJIER Ozlem, HASANOV Teyyub, GUNDUZ Mehmet Alp, KILICH Turker. Systemic large B-cell non-Hodgkin's lymphoma presenting as a massive hemorrhagic intracerebral mass. Diagnostic and invasive imaging, 2017, 98.10: 737.

UNAL E, ANTAR V, HASANOV T, GUZEL A, KILICH K. P16. 32 Primary brain lymphomas. Case report and literature review. Neurooncology, 2017, 19. Supplement 3: iii. 115.

Demirchi G, Hasanov T, Bayri Y, Konya D "Occipitocervical Fusion in Craniovertebral Junction Pathologies" Congress of Neurological Surgeons 2013 Annual Meeting, San Francisco, CA, 2013

B. Articles Published in International Peer-Reviewed Journals:

Hasanov T, Cholak A. Orbital tumors in childhood. Bagdatoglu C, editor. Overview of Pediatric Central Nervous System Tumors From Diagnosis to Treatment. 1st Edition. Ankara: Turkey Clinics; 2021. pp. 85-7.

Teyyub Hasanov; AKAKIN Akin; Kilij Turker. Management of Treatment in Arteriovenous Malformations. Turkish Clinics Neurosurgery – Special Topics, 2019, 9.1: 20-26.

Murat Shakir Ekshi, Teyyub HASANOV, Yashar BAYRI, Mustafa İbrahim ZIYAL, Ashkin Sheker, "Jasper Stone-Like Skull: Massive Cranial Metastasis with Leptomeningeal Flow - A Rare Case Report", Journal of Neurological Sciences (in Turkish), 2013, Volume 30, Issue 4, p. 776-779.

Ozgur Chelik, Teyyub HASANOV, Suheyla Uyar BOZKURT, Yashar BAYRI, Mustafa Ibrahim ZİYAL, "Granulocytic Sarcoma of the Cavernous Sinus Presenting with Trigeminal Neuralgia", Turkish Journal of Neurosurgery 2013, Volume: 23, Number: 3, p. 327-330.

Murat Shakir Ekshi, Teyyub Hasanov, Baran Yilmaz, Akin Akakin, Yashar Bayri, Suheyla Uyar Bozkurt, Turker Kilij, "Isolated breast cancer metastasis to the pituitary gland" Indian Journal of Neurology 2014, Volume 62, pp70-71.

Murat Shakir Ekshi, Teyyub Hasanov, Suheyla Uyar Bozkurt, Yashar Bayri, M. Ibrahim Ziyal, "Two Different Primary Tumors in the Same Brain - Case Report and Literature Review", Journal of Neurological Sciences, 2014, Volume 31, Issue 3, p. 635-640. 6 p.

Bahattin TANRIKULU, Teyyub HASANOV, Suheyla UYAR BOZKURT, Ashkin Sheker, "Schwannoma Similar to Sacral Pure Spinal Epidural Cavernoma: A Case Report", Journal of Neurological Sciences, 2015, Volume 32, Issue 2, pp. 412-417

Articles presented at international scientific meetings and published in collections of scientific works:

Ekshi M.S, Demirji G, Hasanov T, Chelik O, Bayri Y "Familial Chiari Malformation", Turkish Neurosurgery Society 26th Annual Scientific Congress, April 20-24, 2012, Belek, Antalya

Atik A.F, Hasanov T, Chelik O, Bayri Y, Konya D, "Posttraumatic Epidural Hematoma and Retroorbital Abscesses: Case Report", Turkish Neurosurgery Society 26th Annual Scientific Congress, April 20-24, 2012, Belek, Antalya

Doğrul R, Ekshi M.S, Hasanov T, Bayri Y, Konya D, "Migration of Instrumental Material into the Abdomen in a Surgically Treated Spondylolisthesis Patient", Turkish Neurosurgery Society 27th Annual Scientific Congress, April 12-16, 2013, Belek, Antalya

Hasanov T, Ekshi M.S, Chelik O, Bayri Y, Bozkurt S.U, Ziyal I, "Isolated Cavernous Sinus Myeloid Sarcoma Presenting with Trigeminal Neuralgia", Turkish Neurosurgery Society 27th Annual Scientific Congress, April 12-16, 2013, Belek, Antalya

Yilmaz B. Toktas Z. Konya D. Hasanov T. Intracranial Complications of Lumbar Spinal Surgery.

D. Book Section

Akin A, Hasanov T. Fundamentals of Surgical Treatment in Parkinson's Disease. Bijeroglu H, Tonge M, Sechkin M, Adiguzel E, Gurvit H, Hanji M, editors. Movement Disorders Surgery: 2019.

Hasanov T, Toktas Z. Spinal Injuries. Furunjuoglu Y. Emergency Medical Manual. Gunesh Medical Bookstores: 2020 
 

Experience

• -Head of the Department of Functional Neurosurgery and Radiosurgery at Ruber International Hospital since 2005 .
• - Neurosurgeon in the Radiosurgery Department of Ruber International Hospital since 1993 .
• -Work experience at Puerta de Hierro Clinic, Madrid (1985–1989) .

Scientific and teaching activities

• -180 publications in national and international medical journals.
• 60 articles in leading international journals with high impact factor.
• - Participation in 230 scientific conferences as a speaker, including 100 invited presentations at international symposia.
• -Author : 3 published books and 22 chapters in scientific papers.
• - Honorary Professor of the Faculty of Medicine of the Autonomous University of Madrid .

Internships in international centers

• - La Timone Hospital, Marseille (France) – 2000, 2010, 2015.
• -Karolinska Hospital, Stockholm (Sweden) – 1993, 1996.
• - Birmingham Hospital, UK – 1987

Membership in scientific societies

• - Member of the International Society of Stereotactic Radiosurgery (ISRS) , is a member of the Executive Council and the Educational Committee .
• - Member of the Congress of Neurological Surgeons of the United States and the American Association of Neurological Surgeons .
• -Member of the Royal Academy of Medicine of Asturias, Spain .

Languages of practice

• -Spanish
• -English
• -French

Pathologies

-Benign brain tumors: meningiomas and neuromas:

-Cerebral vascular malformations:

-Obsessive-compulsive disorder treatment operations:

-Operations to combat nervous anorexia:

Publications

2023 | Stereotactic radiosurgery for Kuss grade IV vestibular schwannoma in patients ≥ 65 years: a multi-institutional retrospective study Acta Neurochirurgica 165: 211–220,

2022 | Stereotactic radiosurgery for Kues grade IV vestibular schwannoma in young patients: a multi-institutional study Journal of Neuro-Oncology 160: 201–208.

2022 | Stereotactic radiosurgery versus active surveillance for asymptomatic, parafalcine, and parasagittal meningiomas: a matched cohort analysis from the IMPASSE Neurosurgery 90:750–757

2022| Active surveillance versus stereotactic radiosurgery for the treatment of patients with incident frontobasal meningioma - A subanalysis of the IMPASSE Cancers (Basel) trial. Mar 3;14(5):1300.

2022| Gamma Knife Outcomes and Recommendations and Complications: Patai fond Kuala Lumpur

2022| Radiosurgery for Mental Disorders LGKA Marsella

2022| The Role of SRS in Anorexia Nervosa ISRS Milan

2022| Expanding the indications for gamma knife radiosurgery Neuroonc and Rs Symp Malasia

2022 | Pituitary Adenoma: Conservative in Surgical Abortion Simp CUF Lisbo

Awards and certificates

2019|National Medical Prize XXI in the field of neurosurgery.

2018 | Editorial Board Member, American Journal of Psychiatry and Neurology

2015 | Factory Award torn away from the International Society of Stereotactic and Radiosurgery

2012 | Correspondent of the Real Medical Academy of Asturias.

KTU Faculty of Medicine 2005-2011

Izmir Ege University Faculty of Medicine Hospital Department of Brain and Nerve Surgery

2011-2017 Erzincan BY University Faculty of Medicine

2017-2023 Izmir University of Economics Medicalpark Hospital

 

AREAS OF INTEREST AND TREATMENT METHODS USED;

Spine Surgery

Lumbar hernias, (fully closed herniated disc surgery, microsurgery herniated disc surgery)

Cervical hernias (fully closed cervical disc herniation surgery, microsurgery cervical disc herniation surgery)

Spinal Fracture Treatment (open surgery and fully closed surgery = kyphoplasty vertebroplasty)

Scoliosis (Spine Curvatures)

Ankylosing Spondylitis (Hunchback)

Spine Tumors

Nerve Compression

Endoscopic (Closed Method) Brain Tumor Surgeries

Brain tumor surgery with neuronavigation

Brain Hemorrhages

Pain Intervention Procedures (Radiofrequency, Laser)

Hydrocephalus (accumulation of water in the brain)

Congenital Anomalies

Minimally Invasive Procedures and Head Traumas.

Treatments: 

Minimally invasive surgery, microsurgery Experience: 2019-2021, Academician at Pediatric Surgery Division, 

Ankara City Hospital- Children's Hospital 2012-2019, Surgical Education Lecturer,Diskapi Children's Hospital 2004-2012, Physician, Diskapi Children's Hospital

 Education: 2001 Pediatric Surgery Clinic, Dr Sami Ulus Children's Hospital 1993-1994, Washington University Medical School, St. Louis, Mo, the U.S.A. 1989 School of Medicine, Ondokuz Mayıs University Scientific Studies: 49 articles published in international peer-review journals. 106 papers presented at international and national scientific meetings and published in proceedings 16 lectures in international and national congresses Reviewer in 11 international and national journals

• Specializes in Arnold Chiari syndrome treatment via decompression surgery.
• Employs endoscopic techniques to minimize surgical impact.
• Expert in managing associated hydrocephalus with shunts or endoscopic third ventriculostomy.
• International practice in both Europe and North America.
• Renowned for precision in microneurosurgery relevant to Chiari malformations.
• Holds certification in pediatric neurosurgery, ensuring specialized care.
• Member of esteemed neurosurgical societies, reflecting professional recognition.
• Offers online consultations for global patients with Arnold Chiari syndrome.
• Consults in English and German, ensuring clear communication.

Neurosurgeon

Dr. Mehmet Ozek is a leading pediatric neurosurgeon with more than 35 years of experience. He focuses on brain and spinal surgery for children. He is well known for treating complex cranial and spinal malformations, brain tumors, and epilepsy in young patients.

Dr. Ozek has performed over 10,000 pediatric neurosurgical procedures. His work has achieved high success rates recognized worldwide. He has published more than 100 articles in peer-reviewed journals and written several book chapters. His research has helped advance pediatric neurosurgery on a global scale.

He is an active member of the International Society for Pediatric Neurosurgery. Dr. Ozek has received several international awards for his work. He holds leadership roles in global pediatric neurosurgical groups and regularly attends international scientific meetings.