Stereotaxic surgeries in Istanbul: Best Clinics and Costs 2025

Neurosurgery Training: Gazi University, Department of Neurosurgery, 2011 H index: 10, I10 Index: 12 Citations: 296 Dr Mehmet Tonge has international and nationwide 32 publications, 12 book chapters, 92 oral and poster presentations and 41 invited lectures, mostly on Stereotactic and Functional Neurosurgery.  Work & Training experience:2004-2011: Gazi University, Department of Neurosurgery (Residency) 2008: Zurich University Hospital, Department of Neurosurgery (Intraoperative MRI applications), Switzerland 2008: Zurich University Hospital, Department of Neurosurgery: Microneurosurgery, white matter dissection, interventional neuroradiology courses, Switzerland 2011 – 2012: Sinop Ataturk State Hospital, Neurosurgeon 2012 – 2013: Cankiri State Hospital, Neurosurgeon 2013 – 2014: Istanbul Medipol University, Department of Neurosurgery & Gamma Knife Center (Ass Prof) 2013 – now: Maastricht University Neurosurgery & Neuroscience Department (Visiting scientist, PhDc) The Netherlands 2014: Maastricht University, The Netherlands: Deep Brain Stimulation Fellowship 2014-2018: Istanbul Memorial Hospital Neurosurgery: Staff Neurosurgeon 2016-2018: Istanbul Florence Nightingale Hospital (Consultant, Gamma Knife Center) 2018-now: Istanbul Medipol University (Stereotactic & Functional Neurosurgery, Gamma Knife Center) Ass. Prof.)  Dr Mehmet Tonge has completed 4-year cycle EANS (European Association of Neurosurgical Societies) Training courses.  Clinical areas of interest: • Stereotactic & Functional Neurosurgery • Surgery for movement disorders* MR Guided Focused Ultrasound (MRgFUS) • Gamma Knife Radiosurgery • Surgery for pain & spasticity • Psychosurgery Research areas of interest: • Deep brain stimulation* MR Guided Focused Ultrasound (MRgFUS) • Stereotactic radiosurgery  Administrative duties: • Turkish Neurosurgical Society, Sterotactic & Functional Neurosurgery Section: Board member 2015- 2017 • Turkish Neurosurgical Society, Sterotactic & Functional Neurosurgery Section: Board member (Secretary) 2017-2019 • Turkish Skull Base Society: Board member 2016-2018 • Turkish Skull Base Society: Supervisory board member 2018-2020 • Deep Brain Stimulation and Movement Disorders Surgery Society: Executive Board Member, (Accountant) 2023-still  Memberships: • WSSFN (World Stereotactic & Functional Neurosurgery Society) • ESSFN (European Stereotactic & Functional Neurosurgery Society) • Deep Brain Stimulation and Movement Disorders Surgery Society • Deep Brain Stimulation Society • International Stereotactic Radiosurgery Society • Leksell Gamma Knife Society • EANS (European Association of Neurosurgical Societies) • Turkish Neurosurgical Society• Turkish Skull Base Society  Sample Publications: 1. Tonge M. Technological developments in electric based DBS. Deep Brain Stimulation 2024 4(36-41) DOI: https://doi.org/10.1016/j.jdbs.2023.12.001 2. Akgul E, Onan HB, Islek I, Tonge M, Durmus Y, Barburoglu M, Azizova A, Erol C, Hakyemez B, Sencer S, Aydin K, Arat A. Flow diverter stents in the treatment of recanalized intracranial aneurysms. Interv Neuroradiol. 2021 Aug;27(4):481-489. doi: 10.1177/1591019921990507. Epub 2021 Jan 28. PMID: 33509011; PMCID: PMC8580529. 3. Mulders AEP, Temel Y, Tonge M, Schaper FLWVJ, van Kranen-Mastenbroek V,Ackermans L, Kubben P, Janssen MLF, Duits A. The association between surgical characteristics and cognitive decline following deep brain stimulation of the subthalamic nucleus in Parkinson's disease. Clin Neurol Neurosurg. 2021 Jan;200:106341. doi: 10.1016/j.clineuro.2020.106341. Epub 2020 Nov 3. PMID: 33160716. 4. Wetzelaer P, Vlis T, Tonge M, Ackermans L, Kubben P, Evers S, Kocabicak E, Temel Y. Management of Hardware Related Infections after DBS Surgery: A Cost Analysis. Turk Neurosurg. 2018;28(6):929- 933. doi: 10.5137/1019-5149.JTN.21511-17.1. PMID: 29465741. 5. Bedirli N, Emmez G, Ünal Y, Tönge M, Emmez H. Effects of positive end- expiratory pressure on intracranial pressure during pneumoperitoneum and Trendelenburg position in a porcine mode. Turk J Med Sci. 2017 Nov 13;47(5):1610-1615. doi: 10.3906/sag-1609-17. PMID: 29152942. 6. Sari R, Tonge M, Bolukbasi FH, Onoz M, Baskan O, Silav G, Elmaci I. Management of Failed Cranioplasty. Turk Neurosurg. 2017;27(2):201-207. doi: 10.5137/1019-5149.JTN.15395-15.0. PMID: 27593759. 7. Tonge M, Kocabicak E, Ackermans L, Kuijf M, Temel Y. Final Electrode Position in Subthalamic Nucleus Deep Brain Stimulation Surgery: A Comparison of Indirect and Direct Targeting Methods. Turk Neurosurg. 2016;26(6):900-903. doi: 10.5137/1019-5149.JTN.13739-14.1. PMID: 27337232. 8. Tonge M, Ackermans L, Kocabicak E, van Kranen-Mastenbroek V, Kuijf M, Oosterloo M, Kubben P, Temel Y. A detailed analysis of intracerebral hemorrhages in DBS surgeries. Clin Neurol Neurosurg. 2015 Dec;139:183-7. doi: 10.1016/j.clineuro.2015.10.017. Epub 2015 Oct 23. PMID: 26513430. 9. Silav G, Bölükbaşı FH, Özek E, Tönge M, Önöz M, Elmacı İ. A Simple Technique for Bone Storage after Decompressive Craniectomy in Children. Pediatr Neurosurg. 2015;50(3):161-4. doi: 10.1159/000381748. Epub 2015 May 14. PMID: 25998533. 10. Yilmaz MB, Donmez H, Tonge M, Senol S, Tekiner A. Vertebrojugular arteriovenous fistula and pseudoaneurysm formation due to penetrating vertebral artery injury: case report and review of the literature. Turk Neurosurg. 2015;25(1):141-5. doi: 10.5137/1019-5149.JTN.8247-13.1. PMID: 25640560. 11. Kurt G, Tönge M, Çeltıkçı E, Çapraz I, Serdaroğlu A, Bılır E. Surgery for intractable temporal lobe epilepsy: experience of a single institution. Turk J Med Sci. 2014;44(5):866-70. doi: 10.3906/sag-1307- 30. PMID: 25539559. 12. Yılmaz MB, Tönge M, Emmez H, Kaymaz F, Kaymaz M. Neuroprotective effects of quetiapine on neuronal apoptosis following experimental transient focal cerebral ischemia in rats. J Korean Neurosurg Soc. 2013 Jul;54(1):1-7. doi: 10.3340/jkns.2013.54.1.1. Epub 2013 Jul 31. PMID: 24044072; PMCID: PMC3772279. 13. Yilmaz MB, Egemen E, Tonge M, Kaymaz M. Transoral protrusion of a peritoneal catheter due to gastric perforation 10 years after a ventriculoperitoneal shunting: case report and review of the literature. Turk Neurosurg. 2013;23(2):285-8. doi: 10.5137/1019-5149.JTN.4904-11.1. PMID: 23546921. 14. Omerhodzic I, Tonge M, Matos B, Musabeliu E, Raspanti C, Ferdinandov D, Galimova R, Muroi C, Balik V, Kursumovic A. Neurosurgical training programme in selected European countries: from the young neurosurgeons' point of view. Turk Neurosurg. 2012;22(3):286-93. doi: 10.5137/1019- 5149.JTN.5133-11.0. PMID: 22664994. 15. Ergun E, Kurt G, Tonge M, Aytar H, Tas M, Baykaner K, Ceviker N. Effects of phenytoin sodium on dura mater healing in a rat model of CSF leakage. Turk Neurosurg. 2011;21(4):471-6. PMID: 22194102. 16. Emmez H, Tonge M, Tokgoz N, Durdag E, Gonul I, Cevıker N. Radiological and histopathological comparison of microporous polysaccharide hemospheres and oxidized regenerated cellulose in the rabbit brain: a study of efficacy and safety. Turk Neurosurg. 2010 Oct;20(4):485-91. doi: 10.5137/1019- 5149.JTN.3300-10.2. PMID: 20963698. 17. Emmez H, Yildirim Z, Kale A, Tönge M, Durdağ E, Börcek AO, Uçankuş LN, Doğulu F, Kiliç N, Baykaner MK. Anti-apoptotic and neuroprotective effects of α-lipoic acid on spinal cord ischemiareperfusion injury in rabbits. Acta Neurochir (Wien). 2010 Sep;152(9):1591-600; discussion 1600-1. doi: 10.1007/s00701-010-0703-9. Epub 2010 Jun 10. PMID: 20535507. 18. Kurt G, Tonge M, Börcek AO, Karahacioglu E, Gurel O, Baykaner K, Ceviker N, Aykol S. Fractionated gamma knife radiosurgery for optic nerve tumors: a technical report. Turk Neurosurg. 2010 Apr;20(2):241-6. doi: 10.5137/1019-5149.JTN.1681-09.3. PMID: 20401852. 19. Emmez H, Kale A, Tönge M, Cakir A, Ceviker N. Two meningiomas with different histological grades in the same patient. Case report. Neurol Med Chir (Tokyo). 2010;50(8):686-8. doi: 10.2176/nmc.50.686. PMID: 20805656.

Education and Expertise1998 - 2005 - Marmara University Faculty of Medicine1998 - 2005 - Marmara University, Faculty of Medicine, Department of Neurosurgery, Istanbul(Head of the Department: Prof Dr Türker KILIÇ)2011 - 2012 - Yale School of Medicine, New Haven, CT, USA (Director: Murat Günel MD. PhD., Professor of Neurosurgery)Cerebrovascular Research Fellowship Professional Memberships2014 + Turkish Neurosurgery Association2017 + Turkish Spine Association2018 + AOSpine AwardsTurkish Neurosurgery Society 31st Scientific Congress “Prof. Dr. Hamit Ziya Gökalp Young Neurosurgeon Encouragement First Prize”, Antalya, 2017. Courses and Certificates1. Member of the Organizing Committee; 12. National Neuroscience Congress, Bahçeşehir University, 28-31 May 20142. Member of the Organizing Committee; 11. ASNO 'Skull-base Anatomy Course', 11-14 September 2014, Istanbul3. Instructor / Member of the Organizing Committee; Neurosurgery Course Series – 4 /Prof. Dr. Evandro de Oliveira Skull Base Course 2, Prof. Rhoton Anatomy Lab BAU Faculty of Medicine, Istanbul, 2015.4. Member of the Organizing Committee; International Deep Brain Stimulation Surgery Microelectrode Recording Cadaver Course, Rhoton Anatomy Lab BAU Faculty of Medicine, 6-7 February 2015 Istanbul.5. Organization Officer; TND Istanbul Meetings, Istanbul

Trustworthy, attentive, successful neurosurgeon with over 34 years of experience, high rate of success and exceptional surgical skills, providing quality neurological service for patients, successfully treating over thousands of patients suffering from many severe, complex conditions of the brain, spine and the nerves.  Experienced in performing treatment modalities like micro neurosurgery, endoscopic skull base surgery, endoscopic third ventriculostomy, minimally invasive spine surgery and percutaneous spine surgery. Keen on performing clinical research and attending national and international medical conferences to stay abreast of new technologies in the field. Compassionate and detail-oriented with excellent communication skills. Expertise in healthcare, education and program management. Adept at developing and implementing forward-thinking strategies to enhance patient outcomes and collective knowledge in the field. Desiring to bring skills and success. Focused on working closely with other medical professionals and following up with patients. Well-versed at emergency procedures and fast and accurate sanitation.   Work History 2020-01 – Current - Asst. Prof. Neurosurgeon Istanbul Medipol University, Health Care Practice and Research Center Pendik Hospital • He successfully treated and followed patients with cerebral hemorrhage, brain and spinal cord tumors, and patients with hydrocephalus. • He performed transnasal pituitary surgeries with success. • Also, many cervical lumbar and thoracic disc patients were successfully treated, and disc prosthesis were applied to some of them. • He re-operated a degenerative spine patient who had been operated on before at another center and the patient regained his health. • He also successfully treated patients with premature neonatal intracerebral hemorrhage. 2019-08 – 2020-01 - Neurosurgeon Freelancer, Istanbul, Turkey • Operated on patients' brains, spines and peripheral nerves to correct deformities, repair injuries, prevent and treat diseases and improve patients' motor functions. Performed successful operations for complex, advanced and complicated disease of the brain and spine some of which were operated unsuccessfully at other medical centers by different neurosurgeons. • Offered advanced knowledge, leadership abilities and technical assistance with complex surgical cases. • Maintained admitting privileges at local hospitals and provided quality follow-up care. • Educated patients on recovery methods and times. • Designed treatment plans for patients. • Thoroughly assessed patients to identify medical condition and level of surgical risk. • Founded a spinal surgery group with orthopedic surgeons and treated very advanced and severe vertebra deformities, spine abnormalities, scoliosis. 2018-12 - 2019-08 - Neurosurgeon Alkafeel Super Speciality Hospital, Karbala, Iraq • Conducted up to 5 operations per month to correct deformities in neurological and spinal systems, repair traumas, and treat diseases of different areas. Performed successful operations (success rate 100 percent : 90-95) for severe, complex and advanced diseases of the brain, spine and nerves in adults and children. (Cerebral intrinsic and extrinsic tumor surgery, posterior fossa surgery, spontaneous and traumatic intracranial hematomas, Interhemispheric 3th ventricle and lateral ventricle surgery, pontocerebellar angle tumor surgery, spinal instrumentation and fusion surgery, microdiscectomy cervical, thoracic, lumbar, pediatric cranial and spine anomaly surgery). Followed the patients postoperatively. • Educated patients on recovery methods and times. • Thoroughly assessed patients to identify medical condition and level of surgical risk. • Performed emergency surgeries. • Examined 900 patients in total in the outpatient clinic and gave medical treatments to them when necessary. 2015-10 - 2018-11 - Neurosurgeon Medistate Kavacık Hospital, Istanbul, Turkey • Operated on patients' brains, spines and peripheral nerves to correct deformities, repair injuries, prevent and treat different advanced, complex severe diseases and improve patients' motor functions. • Conducted up to operations per month to correct deformities in neurological and spinal systems, repair traumas, restore partial or full functionality and prevent and treat diseases of different areas.  • Performed successful operations (success rate percent : 95) for severe, complex and advanced diseases of the brain , spine and nerves in adults and children.(Brain tumor, arachnoid cyst, intracerebral hematoma, spinal stenosis, hydrocephalus, myelomeningocele).Followed the patients postoperatively.  • Educated patients on recovery methods and times Thoroughly assessed patients to identify medical condition and level of surgical risk. • Performed emergency surgeries (intracerebral hematoma, intracerebral abscess). • Examined 850 patients in total in the outpatient clinic and gave medical treatment to them when necessary. 1994-03 - 2015-09 - Neurosurgeon Ankara Training and Research Hospital, Ankara, Turkey • Supervised trainees, medical students, residents and fellows to help each achieve proficiency in field. • Conducted up to 20 operations per month to correct deformities in neurological and spinal systems, repair traumas, restore partial or full functionality and prevent and treat diseases of different areas. Performed successful operations (success rate: %90) for severe, complex and advanced diseases of the brain, spine and nerves in adults and children. (Skull base surgery, extended trans base approach, orbit zygomatic approach, presigmoid approach, orbital approaches, transcranial and lateral orbitotomy, Endoscopic transsphenoidal pituitary surgery, CSF leakage surgery, endoscopic, microscopic and transsphenoidal, transcranial. Endoscopic third ventriculostomy and surgery of multiloculated hydrocephalus and pediatric neurosurgery. Cerebral intrinsic and extrinsic tumor surgery, posterior fossa surgery. Brain aneurysm, AVM and cavernoma surgery. • Spontaneous and traumatic intracranial hematomas. Hemifacial spasm and trigeminal neuralgia surgery (microsurgical decompression) Interhemispheric 3th ventricle and lateral ventricle surgery. Pineal area surgery. Pontocerebellar angle tumor surgery. • Foreman magnum tumors surgery. Surgery of hydrocephaly, Syringomyelia and craniovertebral animalia).Followed the patients postoperatively. • Educated patients on recovery methods and times Thoroughly assessed patients to identify medical condition and level of surgical risk. • Performed emergency surgeries (Epidural, subdural and intracerebral hematoma, vertebra fracture). • Examined 500-700 patients per day in the outpatient clinic and gave medical treatment to them when necessary. Examined patients in the emergency service. • Designed treatment plans for patients. • Offered advanced knowledge, leadership abilities and technical assistance with complex surgical cases. • Led and oversaw 15 medical personnel in operating room setting to perform surgeries. • Led and oversaw medical personnel in operating room setting to perform surgeries. Education 1982-09 - 1988-08 M.D.: Medicine And (Pre-Medicine) Ankara University Medical School - Ankara General Medicine Training for 6 years. Graduated with a high GPA. 1988-11 - 1994-05 Specialist Neurosurgery: Neuroscience University of Health Sciences - Ankara 6 years of neurosurgery training. • My thesis was on brain abscess and their clinical and laboratory evaluations 1995-05 - 1995-07 Neuroscience The Institute of Neurological Sciences and Psychiatry. Ankara I attended the course for microsurgery at University of Hacettepe Institute of Neurological Sciences and Psychiatry. 1998-04 - 2019-05 Observer Doctor: Neuroscience Department of Neurosurgery, MSU - Ann Arbour,  Michigan USA 2012-05 - 2012-05 Neuro endoscopy: Neuroscience Ghent University - Ghent, Belgium International endoscopic neurosurgery workshop,  Ghent, Belgium I attended the workshop for endoscopic skull base operations the and Neuro endoscopic third ventriculostomy at University of Ghent Hospital   Skills Micro neurosurgery - Excellent Neuro endoscopy - Excellent Cranial base endoscopy - Excellent Minimal invasive surgery - Excellent Percutaneous spinal surgery - Excellent Neuronavigation – Excellent   Certifications 1995-04 Microsurgery 2012-05 Endoscopy   Languages Turkish - Native English - Advanced Arabic - Novice   Affiliations Turkish Neurosurgical Society Turkish Medical Association   Accomplishments • Trained team of staff nurses in medical office procedures to ensure consistent quality of care. • Published 17 articles in national and international reviews and presented papers in medical congresses.   Interests and operations I perform Vascular diseases of brain Endoscopic hypophysis surgery Tumors of brain, spine and medulla spinalis surgery Endoscopic brain ventricle surgery Endoscopic third ventriculostomy  Traumas of brain and spine Cervical, thoracic and lumbar disc hernias and narrow  canal disease surgery Spine instrumentation and fusion surgery Baclofen pump and neurostimulators insertions Hydrocephalus surgery Congenital diseases of the brain and spine (pediatric  neurosurgery) Peripheral nerve surgery