Educational Background

• Undergraduate: Eskişehir Osmangazi University, Faculty of Medicine, 2001
• Speciality in the Medicine: S.B. Ankara Training and Research Hospital, Brain and Nerve Surgery Clinic, 2007

Business Experiences

• General Practitioner: Inhisar Primary Health Care Center/ Bilecik (November 2001-April 2002)
• Doctor-Research Assistant: S.B. Ankara Training and Research Hospital, Brain and Nerve Surgery Clinic (April 2002- October 2007)
• Surgeon Doctor: S.B. Ankara Training and Research Hospital, Brain and Nerve Surgery Clinic (2008-2009)
• Surgeon Doctor (Military Service): Van Military Hospital, Brain and Nerve Surgery (2009-2010)
• Surgeon Doctor: Niğde State Hospital, Brain and Nerve Surgery (March 2010- September 2010)
• Surgeon Doctor: S.B. Ankara Training and Research Hospital, Brain and Nerve Surgery Clinic (September 2010- October 2014)
• Observer: Johns Hopkins University, School of Medicine, Department of Neurological Surgery, Neurosurgical Spine Center, Baltimore, MD, USA Director of the Neurosurgical Spine Center: Prof. Dr. Ziya L. GOkaslan (1 ay)
• Surgeon Doctor: T.C. Istanbul Yeni Yüzyıl University Faculty of Medicine Gaziosmanpaşa Hospital, Brain and Nerve Surgery Clinic (Ocak 2015-Mart 2015)
• Ass. Prof. Dr. T.C. Istanbul Yeni Yüzyıl University Faculty of Medicine Gaziosmanpaşa Hospital Brain and Nerve Surgery Clinic ( March 2015- Halen)

Memberships

• Turkish Medical Association
• Turkish Neurosurgery Association (TND)
• TND Spinal and Peripheral Nerve Surgery Education Group
• Eurospine (The Spine Society of Europe)
• AO Spine

Medical Fields of Interest

• Spinal Surgery
• Neurooncology
• Pediatryc Neurosurgery
• Neurovascular Surgery
• Functional Neurosurgery
• Neurotrauma

Foreign Languages

• ENGLISH

Place and Date of Birth

• Malatya/ 1978

Scientific Publications

A. The articles that were published in international refereed journals:

A1. Gokcek C, Erdem Y,Köktekir E, Karatay M, Bayar MA, Edebali N, Kilic C. Intracranial foreign body. Turkish Neurosurgery 17(2): 121-124, 2007

A2. Erdem Y, Yilmaz A, Ergun E, Kosar U, Karatay M, Bayar MA. Bilateral internal carotid artery hypoplasia and mulMedicinel posterior circulation aneurysms. Importance of 3 DCTA for the diagnosis. Turkish Neurosurgery 19(2): 168-171, 2009

A3. Köktekir E, Erdem Y, Akif Bayar M, Gokcek C, Karatay M, Kilic C. A new approach to the treatment of cerebral vasospasm: the angiographic effects of tadalafil on experimental vasospasm. Acta Neurochir (Wien) 152(3): 463-469, 2010

A4. Köktekir E, Erdem Y, Gokcek C, Karatay M, Yilmaz A, Bayar MA, Sumer S. Calcified intracranial hydatic cyst: Case report. Turkish Journal of Parasitology 35(4): 220-223, 2011

A5. Karatay M, Erdem Y, Köktekir E, Erkoc YS, Caydere M, Bayar MA. The effect of bevacizumab on spinal epidural fibrosis in a postlaminectomy rat model. Turkish Neurosurgery 22(6): 753-757, 2012

A6. Karatay M, Celik H, Köktekir E, Karatay E, Sertbas I, Yilmaz A, Caydere M, Karabagli H. Role of tenoxicam in the prevention of postlaminectomy peridural fibrosis in rats. Journal of Neurological Sciences (Turkish) 30(3): 559-565, 2013

A7. Celik H, Köktekir E, Karatay M, Erdem Y, GOkcek C, Yasitli U, Bayar MA. A long term evaluation of result of surgically treated lower cervical spine trauma of 83 patients: A retrospective study. Journal of Neurological Sciences (Turkish) 30(4): 740-747, 2013

A8. Celik H, Karatay M, Erdem Y, Yilmaz A, Tascioglu T, Sertbas I, Bayar MA. Spontaneous regression of extruded lumbar disc herniation. Journal of Neurological Sciences (Turkish) 30(4): 787-790, 2013

A9. Erdem Y, Karatay M, Sertbas I, Celik H, Bayar MA. Air compressor–induced pneumocephalus, pneumomediastinum and extensive emphysema. Pediatric Neurosurgery 49: 256-257, 2013

A10. Celik H, Karatay M, Erdem Y, Bayar MA. Ossified chronic subdural hematoma which is present with epilepsy: A case report. Journal of Neurological Sciences (Turkish) 31(2): 361-365, 2014

A11. Karatay M, Köktekir E, Erdem Y, Celik H, Sertbas I, Bayar MA. Intramedullary schwannoma of conus medullaris with syringomyelia. Asian Journal of Surgery DOI: 10.1016/j.asjsur.2014.04.004

A12. Erdem Y, Karatay M, Celik H, Bayar MA. Minimally invasive surgery of extensive spinal epidural abscess: A case report. Journal of Neurological Sciences (Turkish) 31(3): 641-645, 2014

A13. Karatay M, Köktekir E, Erdem Y, Celik H, Bayar MA. Solitary metastasis of renal cell carcinoma to the third ventricle mimicking a colloid cyst: A case report. Turkish Neurosurgery DOI: 10.5137/1019-5149.JTN.10874-14.0

A14. Celik H, Erdem Y, Karatay M, Yorubulut M, Gursoy T, Sertbas I, Bayar MA. Lumbar epidural varicose vein: early neurological improvement and late radiological full recovery with surgery and the importance of magnetic resonance imaging in the follow-up. Turkish Neurosurgery DOI: 10.5137/1019-5149.JTN.11226-14.0

A15. Karatay M, Köktekir E, Celik H, Erdem Y, Sertbas I, Bayar MA. Spinal intradural abscess caused by hematogenous spread of Prevotella oralis in a 3-year-old child with an asymptomatic congenital spinal abnormality. Spinal Cord DOI:10.1038/sc.2014.197

A16. Koksal I, Alagoz F, Celik H, Yildirim AE, Akin T, Guvenc Y, Karatay M, Erdem Y. Timing of surgery for spinal fractures associated with systemic trauma: A need for a strategic and systemic approach. Turkish Neurosurgery DOI:10.5137/1019-5149.JTN.13192-14.0

A17. Kankaya Y, Sungur N, Colak Aslan O, Ozer K, Ulusoy M, Karatay M, Gursoy K, Karaaslan O, Kocer U. Alternative method for there construction of meningomyelocele defects: V-Y rotation and advancement flap. Journal of Neurosurgery: Pediatrics DOI:10.3171/2014.12.PEDS14133

A18. Gulensoy B, Karatay M, Erdem Y, Celik H, Tascioglu T, Sertbas I, Gursoy T, Kul H, Gokcek C, Yasitli U, Bayar MA. Decompressive hemicraniectomy for malignant middle cerebral artery infarct. Turkish Neurosurgery DOI: 10.5137/1019-5149.JTN.13241-14.1

A19. Celik H, Karatay M, Erdem Y, Yildirim AE, Sertbas I, Karatay E, Kul H, Guvenc Y, Koksal I, Menekse G, Alagoz F, Kertmen HH, Caydere M. The biochemical, histopathological and clinical comparison of the neuroprotective effects of subcutaneous adalimumab and intravenous methyprednisolone in an experimental compressive spinal cord trauma model. Turkish Neurosurgery DOI: 10.5137/1019-5149.JTN.13210-14.1

B. International Scientific toplantılarda sunulan ve bildiri kitaplarında basılan bildiriler:

B1. Tekiner A, Bayar MA, Mehmetoglu R, Erdem Y, Karatay M, Erkoc YS, Caydere M, Kilic C: A spinal ganglioneuroma mimicking intervertebral disc hernia: case report. 9th International Turkish Spine Congress, 27-30 April 2011, Istanbul, Turkey

B2. Karatay M, Sertbas I, Erdem Y, Karatay E, Yasitli U, Gulensoy B, Tascioglu T, Bayar MA. Role of Tenoxicam in the prevention of postlaminectomy peridural fibrosis in rats. 3rd International Levantine Forum, 15-18 December 2012, Çesme, Turkey

B3. Karatay M, Erdem Y, Tascioglu T, Sertbas I, Gursoy T, Kul H, Bayar MA. Cervikal spinal brucellosis with anterior epidural abscess: a case report. 10th International Turkish Spine Congress, 17-20 April 2013, Cappadocia, Turkey

B4. Erdinc FS, Bayar MA, Karakoc E, Karatay M, Bulut C, Ertem G, Tulek N, Berkem R, Kinikli S. Device associated infections in a neurosurgery intensive care unit with standardized infection ratio comparisons in four years. The 6th Eurasia Congress of Infectious Diseases, 24-27 September 2014, Belgrad, Serbia

B5. Celik H, Karatay M, Erdem Y, Sertbas I, Kul H, Guvenc Y, Tekiner A, Gokcek C, Yasitli U, Kurtulus A, Yildirim ME, Bayar MA. Comparison of the neuroprotective effects of subcutaneous adalimumab and intravenous methylprednisolone in experimental spinal cord ischemic injury. 14th Asian Australasian Congress of Neurological Surgeons, 15-18 April 2015, Chongjin, Korea

B6. Celik H, Karatay M, Erdem Y, Tascioglu T, Guvenc Y, Gursoy T, Kul H, Gokcek C, Yasitli U, Tekiner A. Evaluation of the neuroprotective efficacy of simvastatin following intraperitoneal, subcutaneous and oral administration in rats with iatrogenic spinal trauma. 14th Asian Australasian Congress of Neurological Surgeons, 15-18 April 2015, Chongjin, Korea

B7. Karatay M, Celik H, Erdem Y, Gulensoy B, Guvenc Y, Sertbas I, Gursoy T, Kul H, Yasitli U, Gokcek C. Decompressive hemicraniectomy for malignant middle cerebral artery infarct.14th Asian Australasian Congress of Neurological Surgeons, 15-18 April 2015, Chongjin, Korea

B8. Karatay M, Celik H, Erdem Y, Sertbas I, Guvenc Y, Kul H, Gursoy T, Tekiner A, Gokcek C, Yasitli U. The effect of pegaptanib sodium on epidural fibrosis in the postlaminectomy rat model.14th Asian Australasian Congress of Neurological Surgeons, 15-18 April 2015, Chongjin, Korea

B9. Karatay M, Duzkalir AH, Kahraman S. Cervical Disc Prosthesis; A Review of 12 Cases. 11th International Turkish Spine Congress, 29 April-3 May 2015, Çeşme, Izmir, Turkey

C. National/international books that were written or the chapters in the books:

C1. Karatay M. Neurosurgery Chapter. Çiçek M.Nedim (Editor). PrescriptionHandbook. Ankara, Nobel, page 249-260, 2014. ISBN: 978-975-6266-26-7

C2. Karatay M, Dalbayrak S. Intradural-extramedullar Spinal Tumours. Dalbayrak S, Kaptanoğlu E, Simşek S, Ateş O, Dalgıç A (Editors). Spine and Spinal Cord Tumours. Ankara, TND publications, page 332-347, 2014. ISBN: 978-605-4149-14-8

C3. Karatay M, Celik H. Lomber Placement of Drainage. Günaldı O, Emel E (Editors). Shunt Surgery in the Neurosurgery. Istanbul, Selen Publications, page 213-216, 2014. ISBN: 978-605-64466-4-1

C4. Çelik H, Karatay M. Cerebrospinal Liquid Fistula. Günaldı O, Emel E (Editors). Shunt Surgery in the Neurosurgery. Istanbul, Selen Publications, page 291-302, 2014. ISBN: 978-605-64466-4-1

C5. Karatay M, Yörübulut M. Radiology. Kaptanoğlu E (Editor). Current Spinal Surgery Series Books2015/01. Far Lateral Disc Hernia, Ankara, InterMedicine, page 53-67, 2015. ISBN: 978-605-5004-20-0

D. The articles that were published in the national refereed journals:

D1. Bayar MA, Erdem Y, Karatay M, Gökçek C, Edebali N, Tekiner A, Yaşıtlı U. Artery of distal posterior inferior cerebral aneurysm. Report of Case. Turkish Neurosurgery Journal 15(2): 177-180, 2005

D2. Bayar MA, Tekiner A, Şahin O, Kılıç C, Gökçek C, Erdem Y, Edebali N, Yaşıtlı U, Çelik H, Karatay M. Hyponatremia after aneurysm subarachnoid bleeding. Turkish Neurosurgery Journal 16(3): 165-170, 2006

D3. Karatay M, Erdem Y, Köktekir E, Mehmetoğlu R, Edebali N, Yılmaz A, Bayar MA, Kılıç C. Contralateral piterional approach to middle cerebral artery aneurysm. Turkish Neurosurgery Journal 17(1): 49-53, 2007

D4. Karatay M, Erdem Y, Taşcıoğlu T, Sertbaş I, Bayar MA. Intracranial lipoma and epilepsy. Report of Case. Turkish Neurology Journal 18(2): 72-74, 2012

D5. Karatay M, Mehmetoğlu R, Erdem Y, Gülensoy B, Taşcıoğlu T, Sertbaş I, Bayar MA. Spontaneous intracerebral hematoms that is applied surgery treatment and mortality relation: retrospective assessment of 72 cases. Turkish Neurology Journal 18(3): 83-87, 2012

D6. Karatay M, Erdem Y, Taşcıoğlu T, Gülensoy B, Sertbaş I, Gürsoy T, Hatipoğlu G, Bayar MA. Intrathecal baclofen pump application in the spinal spasticity: Report of Case. Ankara Training and Research Hospital Medicine Journal 45(2): 77-79, 2012

D7. Gökçek C, Karatay M, Erdem Y, Yaşıtlı U, Taşcıoğlu T, Gülensoy B, Sertbaş I, Gürsoy T, Bayar MA. Spontan spinal epidural hematom: Report of Case. Ankara Training and Research Hospital Medicine Journal45(3): 124-126, 2012

D8. Karatay M, Çelik H, Erdem Y, Tekiner A, Gökçek C, Yaşıtlı U, Bayar MA. Early replase of supra-infrasellar epidermoid cyst: Report of Case. Ankara Training and Research Hospital Medicine Journal47(3): 142-145, 2014

D9. Karatay M, Çelik H, Erdem Y, Bayar MA. Asymptomatic giant posterior fossa archanoiditis cyst: A Report of Case. Turkish Neurosurgery Journal 25(1): 66-68, 2015

E. The notifications that were presented in national scientific meetings and that were published in proceedings books:

E1. Tekiner A, Çelik H, Gökçek C, Edebali N, Erdem Y, Yaşıtlı U, Karatay M, Bayar MA: Intracranial giant aneurysm case that forms bulk effect. 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E2. Erdem Y, Karatay M, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Celik H, Bayar MA: Artery of distal posterior inferior cerebral aneurysm. Report of Case. 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E3. Erdem Y, Çelik H, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Karatay M, Bayar MA: Subfrontal schwannoma. Report of Case. 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E4. Tekiner A, Celik H, Gökçek C, Edebali N, Erdem Y, Yaşıtlı U, Karatay M, Bayar MA: Post-traumaic isolated atlas interior arcus fracture. Report of Case. 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E5. Erdem Y, Celik H, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Karatay M, Bayar MA: Lumbosacral plexopathy depending on iliac artery aneurysm in the Behcet Disease. 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E6. Erdem Y, Karatay M, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Çelik H, Bayar MA: Chronic subdural hematom developed following the caesarean that is done with spinal anesthesia: Report of Case. 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E7. Erdem Y, Karatay M, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Çelik H, Bayar MA: Edge localization colloid cyst of cerebellopontine. Report of Case: 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E8. Erdem Y, Çelik H, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Karatay M, Bayar MA: Distal posterior Cerebral artery aneurysms: Report of 3 Cases. 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E9. Erdem Y, Karatay M, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Celik H, Bayar MA: Postraumatic leptomeningeal cyst. Report of Case 18. Turkish Neurosurgery Association Scientific Congress, 22-26 May 2004

E10. Erdem Y, Köktekir E, Bayar MA, Gökçek C, Edebali N, Tekiner A, Yaşıtlı U, Celik H, Karatay M, Mehmetoğlu R, Sahin O: Symptomatic cavum vergae cyst. Report of Case. 19. Turkish Neurosurgery Association Scientific Congress, 27-31 May 2005

E11. Yaşıtlı U, Celik H, Bayar MA, Tekiner A, Gökçek C, Edebali N, Erdem Y, Mehmetoğlu R, Köktekir E, Şahin O, Karatay M: Anterior sacral meningosis treatment. 19. Turkish Neurosurgery Association Scientific Congress, 27-31 May 2005

E12. Gökçek C, Köktekir E, Bayar MA, Erdem Y, Yaşıtlı U, Edebali N, Tekiner A, Mehmetoğlu R, Celik H, Karatay M, Şahin O: Posterior atlantoaxial transarticulary screw fixatation. 19. Turkish Neurosurgery Association Scientific Congress, 27-31 May 2005

E13. Erdem Y, Çelik H, Bayar MA, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Köktekir E, Mehmetoğlu R, Karatay M, Şahin O: Transparaspinal approach in dumbbell spinal schwanoma: Report of Case 19. Turkish Neurosurgery Association Scientific Congress, 27-31 May 2005

E14. Gökçek C, Bayar MA, Kılıç C, Tekiner A, Celik H, Edebali N, Erdem Y, Yaşıtlı U, Karatay M, Köktekir E, Mehmetoğlu R, Yılmaz A: Fibrous dysplasia. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E15. Erdem Y, Bayar MA, Kılıç C, Çelik H, Pulat H, Köktekir E, Yılmaz A, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Karatay M: Primary vertebral cyst hydatic. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E16. Erdem Y, Bayar MA, Kılıç C, Köktekir E, Celik H, Yılmaz A, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A,Şahin O, Karatay M: Intracerebral hematom depending on aneurysmal rupture. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E17. Bayar MA, Erdem Y,Kılıç C, Yılmaz A, Çelik H, Köktekir E, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A,Şahin O, Karatay M: Importance of angiography after aneurysm. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E18. Tekiner A, Bayar MA, Kılıç C, Köktekir E, Gökçek C, Edebali N, Erdem Y, Yaşıtlı U, Şahin O, Çelik H, Karatay M, Yılmaz A: Intracranial giant aneurysms: Report of Two Cases. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E19. Bayar MA, Tekiner A, Kılıç C, Celik H, Gökçek C, Edebali N, Erdem Y, Yaşıtlı U, Sahin O, Karatay M, Köktekir E, Yılmaz A: Hypoatremy in the aneurysmal subaracnoid bleedings. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E20. Bayar MA, Erdem Y, Kılıç C, Köktekir E, Celik H, Yılmaz A, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Sahin O, Karatay M:Intracranial aneurysms: Analysis of 231 cases. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E21. Yaşıtlı U, Bayar MA, Kılıç C, Yılmaz A, Celik H, Köktekir E, Gökçek C, Edebali N, Erdem Y, Tekiner A, Sahin O, Karatay M:Retrospective review of 53 thoracolumbar trauma cases that was applied after surgery treatment. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E22. Erdem Y, Bayar MA, Kılıç C, Celik H, Köktekir E, Yılmaz A, Gökçek C, Yaşıtlı U, Tekiner A, Sahin O, Karatay M, Mehmetoğlu R: A rare complication of anterior spinal surgery: Cheilothorax. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E23. Bayar MA, Erdem Y, Kılıç C, Celik H, Köktekir E, Yılmaz A, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Sahin O, Karatay M:Retrospective review of 111 cases with servical trauma. 20. Turkish Neurosurgery Association Scientific Congress, 28 April-2 May 2006

E24. Erdem Y, Gökçek C, Sönmez MA, Bayar MA, Kılıç C, Edebali N, Yaşıtlı U, Tekiner A, Karatay M, Köktekir E, Sabancıoğlu H, Pulat H: Giant intracranial tuberculoma: Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E25. Erdem Y, Kılıç C, Sabancıoğlu H, Gökçek C, Bayar MA, Edebali N, Yaşıtlı U, Tekiner A, Köktekir E, Karatay M, Sönmez MA, Yılmaz A: Intrathoracic meningocele in the neurofibromatosis medicine: Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E26. Erdem Y, Kılıç C, Karatay M, Köktekir E, Bayar MA, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Sabancıoğlu H, Sönmez MA, Yılmaz A: Neurocutaneous melanosis and Dandy-Walker malformation: Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E27. Kılıç C, Erdem Y, Karatay M, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Köktekir E, Sabancıoğlu H, Sönmez MA, Yılmaz A, Bayar MA: Giant aracnoid cyst that leads to obesity: Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E28. Bayar MA, Kılıç C, Sönmez MA, Gökçek C, Erdem Y, Celik H, Edebali N, Yaşıtlı U, Tekiner A, Karatay M, Köktekir E, Pulat H: Accompaniment of spinal intramedullar lipom and intramedullar epidermoid tumour: Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E29. Kılıç C, Bayar MA, Köktekir E, Erdem Y, Gökçek C, Edebali N, Tekiner A, Yaşıtlı U, Karatay M, Sabancıoğlu H, Sönmez MA, Yörübulut M: Bilateral thalamic infarct whose radiological appearence is intracranial bulk. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E30. Bayar MA, Erdem Y, Karatay M, Kılıç C, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Köktekir E, Sabancıoğlu H, Sönmez M A, Çelik H: Contralateral piterional approach to middle cerebral artery aneurysm. Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E31. Bayar MA, Kılıç C, Sabancıoğlu H, Erdem Y, Gökçek C, Edebali N, Yaşıtlı U, Tekiner A, Köktekir E, Karatay M, Sönmez MA, Çelik H: Clivus adenocarcinoma metastasis: Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E32. Erdem Y, Bayar MA, Sönmez M A, Kılıç C, Gökçek C, Edebali N, Yaşıtlı U, Köktekir E, Karatay M, Sabancıoğlu H, Pulat H, Çelik H: Meningom depending on radiotherapy: Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E33. Bayar MA, Erdem Y, Köktekir E, Gökçek C, Kılıç C, Edebali N, Yaşıtlı U, Tekiner A, Karatay M, Sabancıoğlu H, Sönmez MA, Yılmaz A: Usage and complication of spinal instrument with indication: Report of Case. 21. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2007

E34. Bayar MA, Tekiner A, Gökçek C, Mehmetoğlu R, Kılıç C, Erdem Y, Yaşıtlı U, Karatay M, Dike MS, Mert H, Erkoç Y, Yılmaz A: L3 level spinal aneurysmal bone cyst: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E35. Kılıç C, Gökçek C, Dike MS, Mehmetoğlu R, Bayar MA, Tekiner A, Yaşıtlı U, Erdem Y, Karatay M, Gülensoy B, Kılınç M, Bitlisli H: Transdiaphragmatic intrathoracic migration of ventriculoperitoneal shunt catheter: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E36. Yaşıtlı U, Gökçek C, Tekiner A, Mert H, Bayar MA, Kılıç C, Erdem Y, Karatay M, Mehmetoğlu R, Yılmaz A, Erkoç YS: Traumatic posterior atlanto-oxipital dislocation: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E37. Erdem Y, Bayar MA, Kılıç C, Mehmetoğlu R, Gökçek C, Yaşıtlı U, Tekiner A, Karatay M, Dike MS, Yılmaz A, Mert H, Gülensoy B: Artery of distal posterior inferior cerebral aneurysm: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E38. Erdem Y, Bayar MA, Kılıç C, Mert H, Gökçek C, Tekiner A, Yaşıtlı U, Karatay M, Dike MS, Mehmetoğlu R, Yılmaz A, Erkoç YS: Intracranial aneurysma depending on penetran head trauma: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E39. Gökçek C, Tekiner A, Bayar MA, Yılmaz A, Kılıç C, Yaşıtlı U, Erdem Y, Karatay M, Dike MS, Erkoç YS, Mert H, Mehmetoğlu R: Hypophysis apoplexy that has a subclinic course: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E40. Bayar MA, Erdem Y, Kılıç C, Yılmaz A, Gökçek C, Yaşıtlı U, Tekiner A, Karatay M, Dike MS, Mehmetoğlu R, Bitlisli H, Sönmez MA: Classified cephal hematom: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E41. Erdem Y, Bayar MA, Gökçek C, Yılmaz A, Kılıç C, Tekiner A, Yaşıtlı U, Karatay M, Mehmetoğlu R, Bitlisli H, Sönmez MA, Mert H: Infected classified cyst hydatidk: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E42. Bayar MA, Gökçek C, Tekiner A, Yılmaz A, Kılıç C, Erdem Y, Yaşıtlı U, Karatay M, Erkoç YS, Mert H, Mehmetoğlu R, Köktekir E: Orbital cyst hydatic: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E43. Tekiner A, Bayar MA, Kılıç C, Yılmaz A, Erdem Y, Gökçek C, Yaşıtlı U, Karatay M, Dike MS, Mehmetoğlu R, Mert H, Erkoç YS: Spontaneous healing of traumatic cervical vertebral artery aneurysm: Report of Case. 22. Turkish Neurosurgery Association Scientific Congress, 18-22 April 2008

E44. Kılıç C, Erdem Y, Bayar MA, Erkoç YS, Gökçek C, Tekiner A, Karatay M, Yaşıtlı U, Dike MS, Mehmetoğlu R, Yılmaz A, Bayındır H: Aracnoid cyst with Silvian location and chronic subdural hematom: Report of Case. 23. Turkish Neurosurgery Association Scientific Congress, 17-21 April 2009

E45. Gökçek C, Bayar MA, Kılıç C, Erkoç YS, Erdem Y, Tekiner A, Karatay M, Dike MS, Yılmaz A, Mehmetoğlu R, Bayındır H: Spinal intramedullar teratom: Report of Case. 23. Turkish Neurosurgery Association Scientific Congress, 17-21 April 2009

E46. Köktekir E, Bayar MA, Erdem Y, Gökçek C, Yılmaz A, Kılıç C, Karatay M, Yaşıtlı U, Tekiner A: New treatment approaches in cerebral vasospasm: Experimental vasospam angiographic Tadalafil. 23. Turkish Neurosurgery Association Scientific Congress, 17-21 April 2009

E47. Bayar MA, Erdem Y, Kılıç C, Mehmetoğlu R, Gökçek C, Tekiner A, Yılmaz A, Erkoç YS, Karatay M, Dike MS, Bayındır H, Yaşıtlı U: Aneurysmal bone cyst of sacrum: Report of Case. 23. Turkish Neurosurgery Association Scientific Congress, 17-21 April 2009

E48. Kılıç C, Tekiner A, Bayar MA, Bayındır H, Gökçek C, Erdem Y, Yaşıtlı U, Karatay M, Mehmetoğlu R, Yılmaz A, Erkoç YS: Acute epidural hematom in newborn: Report of Case. 23. Turkish Neurosurgery Association Scientific Congress, 17-21 April 2009

E49. Tekin T, Ataç K, Karatay M: The relation of subdural hematom and aracnoid cyst: Report of Case. 23. Turkish Neurosurgery Association Scientific Congress, 17-21 April 2009

E50. Kılıç C, Erdem Y, Bayar MA, Yılmaz A, Gökçek C, Yaşıtlı U, Tekiner A, Karatay M, Köktekir E, Sertbaş I, Akgedik S, Aktaş H: Primary pituitary lymphoma: Report of Case. 24. Turkish Neurosurgery Association Scientific Congress, 14-18 May 2010

E51. Kılıç C, Erdem Y, Bayar MA, Yılmaz A, Gökçek C, Yaşıtlı U, Tekiner A, Karatay M, Köktekir E, Sertbaş I, Akgedik S, Aktaş H: Solitary cranial plasmacytoma: Report of Case. 24. Turkish Neurosurgery Association Scientific Congress, 14-18 May 2010

E52. Bayar MA, Erdem Y, Kılıç C, Yılmaz A, Gökçek C, Yaşıtlı U, Tekiner A, Karatay M, Köktekir E, Sertbaş I, Akgedik S, Aktaş H: Cystic trigeminal schwannoma: Report of Case. 24. Turkish Neurosurgery Association Scientific Congress, 14-18 May 2010

E53. Kılıç C, Erdem Y, Bayar MA, Yılmaz A, Gökçek C, Yaşıtlı U, Tekiner A, Sertbaş I, Köktekir E, Karatay M, Akgedik S, Aktaş H: Angiocentric glioma: Report of Case. 24. Turkish Neurosurgery Association Scientific Congress, 14-18 May 2010

E54. Tatarlı N, Ceylan D, Köktekir E, Erdem Y, Bayar MA, Yılmaz A, Gökçek C, Yaşıtlı U, Tekiner A, Karatay M, Kılıç C: Cervical epidural abscess. 24. Turkish Neurosurgery Association Scientific Congress, 14-18 May 2010

E55. Bayar MA, Yılmaz A, Erdem Y, Tekiner A, Mert H, Ustün H, Gökçek C, Yaşıtlı U, Karatay M, SOnmez M A, Taşçıoğlu T, Kılıç C: Intracranial meningioms. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E56. Bayar MA, Erdem Y, Mehmetoğlu R, Gökçek C, Tekiner A, Yaşıtlı U, Karatay M, Yılmaz A, Erkoç YS, Sönmez MA, Altunkaya C, Kılıç C: Intracranial maling fibrous histiocytoma metastasis: Report of Case. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E57. Bayar MA, Erdem Y, Gökçek C, Yılmaz A, Karatay M, Yaşıtlı U, Tekiner A, Mert H, SOnmez MA, Gülensoy B, Altunkaya C, Kılıç C: Juvenile ossifying fibroma. Report of Case. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E58. Bayar MA, Erdem Y, Yılmaz A, Gökçek C, Karatay M, Yaşıtlı U, Sönmez MA, Erkoç YS, Gülensoy B, Taşçıoğlu T, Caydere M, Kılıç C: Intraosseous meningioma: Report of Case. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E59. Bayar MA, Erdem Y, Gökçek C, Yılmaz A, Gürsoy T, Yaşıtlı U, Tekiner A, Karatay M, Sönmez MA, Erkoç YS, Altunkaya C, Kılıç C: Cervical solitary intradural extramedullar lymphoma: Report of Case. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E60. Karatay M, Gökçek C, Bayar MA, Erdem Y, Yılmaz A, Yaşıtlı U, Tekiner A, Erkoç YS, Gülensoy B, Taşçıoğlu T, Sertbaş I, Kılıç C: Isolated interhemispheric subdural empyema: Report of Case. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E61. Tekiner A, Karatay M, Bayar MA, Erkoç Y S, Gökçek C, Yaşıtlı U, Erdem Y, Mert H, Gürsoy T, Yılmaz A, Kılıç C: Bilateral chronic subdural hematoma case that shows a sedimentation level in the computerized tomography. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E62. Sönmez MA, Tekiner A, Bayar MA, Gürsoy T, Gökçek C, Erdem Y, Yaşıtlı U, Karatay M, Yılmaz A, Mert H, Erkoç YS, Kılıç C: Retrospective review of posterior fossa intraaxial tumours. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E63. Bayar MA, Erdem Y, Gökçek C, Yılmaz A, Karatay M, Mert H, Tekiner A, Yaşıtlı U, Erkoç YS, Caydere M, Gürsoy T, Kılıç C: Pituicytoma: Report of Case. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E64. Tekiner A, Bitlisli H, Bayar MA, Mert H, Gökçek C, Yaşıtlı U, Erdem Y, Karatay M, Erkoç YS, Gülensoy B, Gürsoy T, Kılıç C: Retrospective review of the cases that were applied lumboperitoneal shunt. 25. Turkish Neurosurgery Association Scientific Congress, 22-26 April 2011

E65. Bayar MA, Erdem Y, Karatay M, Sertbaş I, Gülensoy B, Taşçıoğlu T, Gürsoy T, Hatipoğlu G, Kılıç C: Glioblastoma muliform that is seen in the childhood: Report of Case. 26. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2012

E66. Bayar MA, Erdem Y, Karatay M, Gülensoy B, Sertbaş I, Taşçıoğlu T, Gürsoy T, Hatipoğlu G, Kılıç C: Childhood intracranial aneurysms: Report of Case. 26. Turkish Neurosurgery Association Scientific Congress, 20-24 April 2012

E67. Erkoç YS, Erdem Y, Karatay M, Taşcıoğlu T, Bayar MA: Retrospective assessment of the patients with meningomylocele that is treated surgically. 27. Turkish Neurosurgery Association Scientific Congress, 12-16 April 2013

E68. Erkoç YS, Erdem Y, Karatay M, Ethemoğlu KB, Taşcıoğlu T, Sertbaş I, Gürsoy T, Bayar MA: Plasmacytoma with frontparietal location: Report of Case. 27. Turkish Neurosurgery Association Scientific Congress, 12-16 April 2013

E69. Gökçek C, Yaşıtlı U, Brohi RA, Gülensoy B, Bayar MA, Sertbaş I, Gürsoy T, Taşcıoğlu T, Kul H, Çelik H, Karatay M, Erdem Y: Symptomatic intraspinal lumbar synovial cyst case. 28. Turkish Neurosurgery Association Scientific Congress, 04-08 April 2014

E70. Gökçek C, Yaşıtlı U, Bayar MA, Brohi RA, Sertbaş I, Gürsoy T, Çelik H, Erdem Y, Karatay M: A giant ICA aneurysm case: vascular flow comprimising and post-op flow. 28. Turkish Neurosurgery Association Scientific Congress, 04-08 April 2014

E71. Yaşıtlı U, Gökçek C, Brohi RA, Sertbaş I, Bayar MA, Taşcıoğlu T, Gürsoy T, Kul H, Çelik H, Karatay M, Erdem Y: Sciataalgia developed after lumboperitoneal shunt operation. 28. Turkish Neurosurgery Association Scientific Congress, 04-08 April 2014

E72. Yaşıtlı U, Brohi RA, Gökçek C, Gürsoy T, Sertbaş I, Taşcıoğlu T, Kul H, Bayar MA, Çelik H, Karatay M, Erdem Y: Malign melanoma Report of Case. 28. Turkish Neurosurgery Association Scientific Congress, 04-08 April 2014

E73. Brohi RA, Gökçek C, Yaşıtlı U, Bayar MA, Gürsoy T, Sertbaş I, Çelik H, Karatay M, Erdem Y: Spontaneous intraorbital (subperiosteal) hematoma: a case report and review of the literature. 28. Turkish Neurosurgery Association Scientific Congress, 04-08 April 2014

F. Other publications:

F1. Karatay M. Congenital Torticollis. TND Spinal and Peripheral Nerve Surgery Education Group Bulletin, number 61, page 11-12, October 2013

F2. Kahraman S, Karatay M, Düzkalır AH. Lomber Dar Kanalda Minimal Invasice Surgery Treatment. Special Edition of Turkey Clinics Orthopedy Traumatology　"Special Edition of Experinced Spine Problems’’ (accepted)