Turcia - o destinatei de exceptie in medicina

M. Memet Özek, M.D.
Professor of Neurosurgery

Institutional Address : Marmara University Medical Center,
Division of Pediatric Neurosurgery and
Acibadem University, Institute of Neurological Sciences
Correspondence Address : Acibadem, PK 195
34650 Istanbul, T U R K E Y
Education : Istanbul University, School of Medicine, Istanbul, Turkey.
Graduated on March 27, 1981 with M.D. degree

Professional Experience:

  • Neurosurgery residency in the University of Hacettepe, School of Medicine, Department of Neurosurgery, Hacettepe, Ankara. 1981- 1987.
  • Mandatory Military Service in the Gülhane Military Medical Academy, Department of Neurosurgery, Ankara. 1987- 1988.
  • Mandatory Goverment Service in Ministry of Healt Ankara Hospital, Department of Neurosurgery, Ankara. 1989.
  • Instructor in the Marmara University, School of Medicine, Department of Neurosurgery, Istanbul. 1989 .
  • Clinical Fellow in the New York University Medical Center, Division of Pediatric Neurosurgery, New York, New York.,1990 - 1991.
  • Chief, Division of Pediatric Neurosurgery since October 1991.
  • Assistant Professor in the Marmara University, School of Medicine, Department of Neurosurgery. 1991 - 1993
  • Associate Professor in Neurosurgery, October 1993.
  • Vice President, Institute of Neurological Sciences at Marmara University since September 1995
  • Professor in Neurosurgery since May 1999.
  • Chief, Section of Pediatric Neurosurgery at Acibadem Hospital since October 1999.(Now Acibadem University)
  • President elect of European Society of Pediatric Neurosurgery for 2008 - 2010
  • Prof. Dr. Mahir Tevruz Award, 1990.
    (The official research award of the Turkish Society of Neurosurgery)
  • Marmara University Award 1993
  • Marmara University most distinguished faculty member, 2000
  • Marmara University most distinguished faculty member, 2004
International membership:
  • International Society for Pediatric Neurosurgery (ISPN)
  • European Society for Pediatric Neurosurgery (ESPN)
  • Society for Research into Hydrocephalus and Spina Bifida
Member of the Editorial Board:
  • Turkish Neurosurgery ( 1998 - )
  • Child's Nervous System ( 2002 - )
  • Pediatric Neurosurgery ( 2004 - 2005)
  • Journal of Pediatric Neurology (2003 - )
  • Zentrallblatt for Neurochirurgie (2006 - )
Special fields of interrests:
  • Tumors of brain stem, thalamus and hypothalamus
  • Spina bifida
  • Surgery for spasticity
  • Neuroendoscopy
  • Craniosynostosis


  1. The aid of computerized tomography in the diagnosis of multiple meningioma
    Özek MM, Pamir MN, Özgen T, Erbengi A
    Hacettepe Medical Journal, 17:67-65,1984.
  2. Intracranial aneurysms associated with arteriovenous malformations
    Pamir MN, Özer AF, Özek MM, Benli K, Erbengi A
    Medical Bulletin of Istanbul Medical Faculty, 20:155-162,1987.
  3. Solitary posterior fossa plasmocytoma with multiple myeloma
    Özer AF, Pamir MN, Benli K, Özek MM, Ruacan S, Erbengi A
    Marmara Medical Journal , 1:16-18, 1988.
  4. Partial characterization of substrate transport in meningioma cells
    Özgüç M, Emerk K, Özek MM, Günalp A
    The Turkish Journal of Cancer, 18:5-9, 1988.
  5. Cervical spondylotic myelopathy
    Caner HH, Özek MM, Bavbek M, Benli K, Erbengi A, Bertan V
    Turkish Neurosurgery, Suppl., 1:51-53, 1989.
  6. Factors affecting the prognosis of spinal ependymomas
    Öge K, Özek MM, Benli K, Bertan V, Erbengi A
    Turkish Neurosurgery, Suppl., 1:29-31, 1989.
  7. Radiation myelopathy mimicking spinal tumors
    Özek MM, Öge K, Bertan V, Erbengi A
    Turkish Neurosurgery, Suppl., 1:64-65, 1989.
  8. Intradural spinal lipoma
    Pamir MN, Özek MM, Zirh TA, Özer AF, Erzen C
    Journal of Pediatric Neurosciences, 5:277-282, 1989.
  9. Computed tomography findings and therapy in infratentorial tuberculoma
    Özek MM, Özer AF, Pamir MN, Benli K, Erbengi A
    Bulletin of Gülhane Military Medical Academy, 32:761-767, 1990.
  10. Bilateral arteriovenous malformations of choroid plexus and retina
    Iplikçioglu C, Özek MM, Özcan OE, Çizmeli O, Saglam S
    Neurosurgery, 27:302-305, 1990.
  11. Spinal extradural cysts. Report of two cases.
    Pamir MN, Zirh TA, Özer AF, Özek MM, Erzen C, Sav A, Küllü S
    Marmara Medical Journal, 3:32-36, 1990.
  12. "Upside down" reversal of vision after third ventriculostomy
    Pamir MN, Özer AF, Siva A, Özek MM, Kansu T
    Journal of Clinical Neuro-ophthalmology, 10:271-272, 1990.
  13. Intraventricular meningioma: Report of two cases
    Pamir MN, Özer AF, Özek MM, Erzen C, Küllü S
    Marmara Medical Journal, 3:92-93, 1990.
  14. Lhermitte-Duclos syndrome
    Özek MM, Zirh TA, Pamir MN, Sav A, Erzen C
    Turkish Neurosurgery, 1:178-181, 1990.
  15. Correlation between computed tomography and magnetic resonance
    imaging in diastematomyelia
    Özek MM, Pamir MN, Özer AF, Keles E, Erzen C
    European Journal of Radiology, 13:209-214, 1991.
  16. Pontine hematoma
    Çolak A, Bertan V, Benli K, Özek MM, Gürçay Ö
    Zentralblatt für Neurochirurgie, 52:33-36 , 1991.
  17. Periventricular hydatid cyst presenting with hemichorea
    Iplikçioglu C, Özek MM, Özgen T, Ruacan S
    Child's Nervous System, 8:292-293, 1992.
  18. Surgical considerations in patients with lumbar spinal root anomalies
    Pamir MN, Özek MM, Özer AF, Keles E, Erzen C
    Paraplegia, 30:370-375, 1992.
  19. The effect of Lidocain on cerebral bioelectric activity and
    ultrastructure in focal ischaemia
    Özek MM, Pamir MN, Özer AF, Erbengi A, Önol B, Erbengi T
    Turkish Neurosurgery, 2: 177-182, 1992.
  20. The so called "Arrested Hydrocephalus"
    Özek MM
    Marmara Medical Journal, 5:130-131, 1992.
  21. A combined surgical approach to a suprasellar arachnoidal cyst with
    precocious puberty.
    Özek MM, Pamir MN, Erzen C
    Turkish Neurosurgery, 2:187-189, 1992.
  22. Primary osteogenic sarcoma of the falx cerebri: A case report
    Zirh TA, Pamir MN, Özek MM, Erzen C, Sav A
    European Journal of Radiology, 15:193-195, 1992.
  23. Gliosarcoma with features of malign fibrous histiocytoma
    Sav A, Söylemezoglu F, Küllü S, Pamir MN, Özer AF, Özek MM
    Marmara Medical Journal, 5:71-74, 1992.
  24. Magnetic resonance imaging in the diagnosis of idiopathic giant-cell
    granulomatous hypophysitis: A rare cause of hyperprolactinemia
    Pamir MN, Zirh TA, Özek MM, Sav A, Erzen C, Erbengi T
    Neurochirurgia, 36:20-25, 1993.
  25. Pleomorphic xanthoastrocytoma associated with von Recklinghausen's
    Özek MM, Sav A, Pamir MN, Özer AF, Özek E, Erzen C
    Child's Nervous System, 9:39-42, 1993.
  26. Mutism after total removal of an exophytic pontine glioma
    Özek MM, Pamir MN, Alptekin B
    Turkish Neurosurgery, 3:37-39, 1993.
  27. The plated bayonet : A new instrument to facilitate surgery for
    intra-axial neoplasms of the spinal cord and brainstem
    Epstein FJ, Özek MM
    Journal of Neurosurgery, 78:505-507, 1993.
  28. Magnetic resonance imaging in the diagnosis of spinal hydatid cyst
    disease: Case report
    Özer AF, Özek MM, Pamir MN, Erzen C
    Paraplegia, 31:338-340, 1993.
  29. Spontaneous rupture of an intraorbital hydatid cyst : A rare cause of
    acute visual loss.
    Özek MM, Pamir MN, Sav A
    Journal of Clinical Neuro-ophthalmology, 13:135-137, 1993.
  30. Nucleolar organizer regions in meningeal tumors
    Sav A, Söylemezoglu F, Ekicioglu G, Özek MM
    Turkish Neurosurgery, 3:63-67, 1993.
  31. The effect of defibrotide on cerebral vasospasm following subarachnoidal hemorrhage:
    A light and electronmicroscopic study in a 3-way subarachnoidal hemorrhage model in cats
    Özek MM, Kayabeyoglu I, Pamir MN, Sav A, Baykan N, Erbengi T, Ulutin O
    Turkish Neurosurgery, 3:89-94, 1993.
  32. Subependymal giant cell astrocytomas in tuberous sclerosis
    Özek MM, Özek E, Pamir MN, Özer AF, Erzen C
    The Turkish Journal of Pediatrics, 35:145-150,1993.
  33. A pontine tuberculoma mimicking an exophytic brain stem tumor
    Özek MM, Pamir MN, Zirh TA, Sav A, Erzen C
    Zentralblatt für Neurochirurgie, 54:200-203,1993.
  34. Complications of central nervous system hydatid disease
    Özek MM
    Pediatric Neurosurgery, 20:84-91,1994.
  35. Intermittent diplopia in chordoma
    Aydin P, Özek MM, Kansu T
    Annals Ophthalmology, 26:20-22,1994.
  36. Intradural rupture of cervical vertebral disc : A case report
    Özer AF, Özek MM, Pamir MN, Sav A, Erzen C
    Spine, 19:843-845,1994.
  37. The effect of defibrotide on reendothelization in microarterial anastomosis
    Özek MM, Özer AF, Pamir MN, Erbengi T, Ulutin O
    Turkish Neurosurgery, 4:7-10, 1994.
  38. Multiple pineal cysts associated with an ependymal cyst presenting
    with infantile spasm
    Özek E, Özek MM, Çaliskan M, Sav A, Apak S, Erzen C
    Child's Nervous System, 11:246-249,1995.
  39. A standardisable model of focal cerebral ischemia in normotensive rats
    Zirh AT, Pamir MN, Özek MM, Sav A, Onat F
    J Clinical Neuroscience 2:245-254,1995.
  40. Neonatal intracranial hemorrhage due to rupture of arteriovenous malformation
    Özek E, Özek MM, Bilgen H, Kiliç T, Pamir N
    Pediatric Neurology 15:53-56,1996.
  41. A new, more dependable methodology for the use of transcranial doppler
    ultrasonography in the management of subarachnoid haemorrhage
    Kiliç T, Pamir MN, Özek MM, Zirh T, Erzen C
    Acta Neurochirurgia 138: 1070-1078, 1996.
  42. Intramedullary spinal cord tumors in children under the age of three years
    Constantini S, Houten J, Miller DC, Freed D, Özek MM, Rorke LB, Allen JC, Epstein F
    Journal of Neurosurgery 85: 1036-1043,1996.
  43. Hemimegalencephaly and Hirschsprung's disease : A unique association
    Türkdogan-Sözüer D, Özek MM, Sehiralti V, Kurtkaya Ö, Sav A
    Pediatric Neurology 18: 452-455, 1998.
  44. Treatment of multiresistant gram negative ventriculitis with intraventricular Ciprofloxacin
    Bilgen H, Özek E, Erkan E, Örs R, Özek MM, Ince Z, Söyletir G
    Marmara Medical Journal, 11:122-123, 1998.
  45. A study on the Turkish mother's perception of a child with Down syndrome
    and her social adjustment
    Türkdogan-Sözüer D, Aydinoglu F, Daryal D, Turan A, Özek MM
    Marmara Medical Journal, 11: 156-160, 1998.
  46. Cervical spondylotic myelopathy: Surgical results and factors affecting prognosis
    Naderi S, Özgen S, Pamir MN, Özek MM, Erzen C
    Neurosurgery, 43:43-50,1988.
  47. Grading and hemodynamic follow-up study of arteriovenous malformations
    with transcranial Doppler ultrasonography
    Kiliç T, Pamir MN, Budd S, Özek MM, Erzen C
    J Ultrasound Med 17:729-738,1998.
  48. Evaluation of neonates with open myelomeningocele
    Bilgen H, Özek E, Örs R, Isik U, Hiçdönmez T, Özek MM
    Marmara Medical Journal, 12: 67-69, 1999.
  49. Findings and outcome of revision lumbar disc surgery
    Özgen S, Naderi S, Özek MM, Pamir MN
    Journal of Spinal Disorders, 12:287-292, 1999.
  50. Serial MRI and MRS studies with unusual findings in Rasmussen's encephalitis
    Türkdogan-Sözüer D, Özek MM, Sav A, Dinçer A, Pamir MN
    European Radiology, 10:962-966, 2000
  51. Expression of structural proteins and angiogenic factors in cerebrovascular anomalies
    Kiliç T, Pamir MN, Küllü S, Eren F, Özek MM, Black McL. P
    Neurosurgery, 46:1179-1192, 2000.
  52. Cervical disc herniations: When to fuse?
    Naderi S, Özgen S, Özek MM, Pamir MN
    Neuro-Orthopedics, 28:27-38, 2000.
  53. Utility of transcranial Doppler ultrasonography in the diagnosis and follow-up of
    tuberculous meningitis-related vasculopathy
    Kiliç T, Elmaci I, Özek MM, Pamir MN
    Child's Nervous System, 18:142-146, 2002.
  54. Tenascin in meningioma: Expression is correlated with anaplasia, vascular endothelial
    growth factor expression, and peritumoral edema but not with tumor border shape
    Kiliç T, Bayri Y, Özduman K, Acar M, Diren S, Kurtkaya Ö, Ekinci G, Bugra K, Sav A,
    Özek MM, Pamir MN
    Neurosurgery, 51: 183-193, 2002.
  55. Tumors of the choroids plexus
    Dagçinar A, Özek MM, Karabagli H, Kiliç T, Elmaci Ii, Sav A, Pamir MN
    Turkish Neurosurgery 12:26-32, 2002.
  56. Surgical approach to thalamic tumors
    Özek MM, Türe U
    Child's Nervous System, 18:450-456, 2002.
  57. Association between DNA content and tumor suppressor gene expression and
    aggressiveness of atypical teratoid/rhabdoid tumors
    Berrak SG, Özek MM, Canpolat C, Dagçinar A, Sav A, El-Naggar A, Langford LA
    Child's Nervous System, 18: 485-491, 2002.
  58. The lateral approach for resection of the C3 corpus: Technical case report
    Türe U, Özek MM, Pamir MN
    Neurosurgery, 52:977-981, 2003.
  59. Anatomic landmarks of the glossopharyngeal nerve: A microsurgical anatomical study
    Özveren MF, Türe U, Özek MM, Pamir MN
    Neurosurgery, 52:1400-1410, 2003.
  60. A retrospective review of cervical corpectomy: indications, complications
    and outcome
    Özgen S, Naderi S, Özek MM, Pamir MN
    Acta Neurochir, 146:1099-1105, 2004
  61. Does general anesthesia potentiate the GABA-ergic action of intrathecal Baclofen?
    Gerçek A, Baykan N, Dagçinar A, Özek MM
    J Neurosurg Anesthesiol, 16:323-324,2004.
  62. Multimodality management of 26 skull-base chordomas with 4-year mean
    follow-up: experience at a single institution
    Pamir MN, Kiliç T, Türe U, Özek MM
    Acta Neurochir, 146: 343-354, 2004.
  63. Surgical treatment of intramedullary spinal cord ependymomas
    Peker S, Özgen S, Özek MM, Pamir MN
    J Spinal Disord Tech, 17:516-521, 2004.
  64. Anterior transcallosal approach to the colloid cysts of the third ventricle:
    Case series and review of the literature
    Pamir MN, Peker S, Özgen S, Kiliç T, Türe U, Özek MM
    Zentralbl Neurochir, 65:108-115, 2004
  65. Ten years experience with pediatric neuroendoscopic third ventriculostomy:
    Features and perioperative complications of 210 cases
    Baykan N, Isbir O, Gerçek A, Dagçinar A, Özek MM
    J Neurosurg Anesthesiol, 17:33-37, 2005.
  66. Moyamoya disease and anesthesia
    Baykan N, Özgen S, Ustalar ZS, Dagçinar A, Özek MM
    Pediatric Anestesia 15:1111-1115, 2005.
  67. Cerebral venous malformations have distinct genetic origin from
    cerebral cavernous malformations
    Güçlü B, Öztürk AK, Pricola KL, Seker A, Özek M, Günel M
    Stroke, 36:2479-2480, 2005.
  68. The galenic venous system: surgical anatomy and its angiographic and
    Magnetic resonance venographic correlations.
    Kiliç T, Özduman K, Çavdar S, Özek MM, Pamir MN
    Eur J Radiol. 56:212-219, 2005.
  69. From the anesthesiologist's perspective: Placement of vagal nerve stimulator
    Letter to the editor
    Gerçek A, Özek MM
    Anesth Analg. 102: 1910, 2006.
  70. Congenital pineoblastoma and parameningeal rhabdomyosarcoma: concurrent two
    Embryonal tumors in a young infant
    Çorapçioglu F, Özek MM, Sav A, Üren D
    Child's Nerv System 22:533-538, 2006.
  71. Hydrocephalus in Sabuncuoglu's Textbook of Surgery : Cerrahiyyet' ul Haniyye
    Hiçdönmez T, Özek MM
    Child's Nerv System 22: 545-546, 2006
  72. The timing of primary neurosurgical repair significantly affects neurogenic bladder
    Prognosis in children with myelomeningocele
    Tarcan T, Önol FF, Ilker Y, Alpay H, Simsek F, Özek MM
    The Journal of Urology, 176: 1161 - 1165, 2006.
  73. Non-meningeal tumours of the cavernous sinus: A surgical analysis
    Pamir MN, Kiliç T, Özek MM, Özduman K, Türe U
    Journal of Clinical Neuroscience 13:626-635, 2006.
  74. Does surgical release of secondary spinal cord tethering improve the prognosis
    of neurogenic bladder in children with myelomeningocele ?
    Tarcan T, Önol FF, Ilker Y, Simsek F, Özek M
    The Journal of Urology, 176:1601-1606, 2006.
  75. Congenital glioblastome multiforme: Case report and review of the literature
    Seker A, Özek MM
    Journal of Neurosurgery(6 Suppl Pediatrics): 105: 473-479, 2006.
  76. Are myelodysplastic children receiving sufficient health care in Turkey ?
    An analysis of the problems in primary management and their impact on
    neuro-urological outcome
    Tarcan T, Fatih Önol F, Tanidir Y, Alpay H, Ilker Y, Simsek F, Özek MM
    Journal of Pediatric Urology, 3:19-23, 2007.
  77. Lumbar disc herniation in adolescence
    Özgen S, Konya D, Toktas OZ, Dagçinar A, Özek MM
    Pediatric Neurosurgery, 43:77-81, 2007.
  78. Anesthetic management of a newborn with Mohr (oro-facial-digital type II) syndrome
    Gerçek A, Dagçinar A, Özek MM
    Pediatric Anesthesia, 17: 603-604, 2007.
  79. Surgical treatment of polymicrogyria with advanced radiologic and neurophysiologic
    Isik U, Dinçer A, Özek MM
    Childs Nerv Syst, 23: 443- 448, 2007.
  80. Atypical midline cleft with duplication of the metopic suture
    Çelebiler Ö, Sönmez A, Erdim M, Özek M, Numanoglu A
    Journal of Cranio-Maxillofacial Surgery, 35:81-83, 2007.