Prof. Dr. HAKAN ÖZALP

Neurosurgery

Medipol Bahçelievler University Hospital
HAKAN ÖZALP

Languages

ENGLISH

Medical Areas of Interest

  • Lumbar Disc Herniation
  •  Cervical Disc Herniation
  •   Spondylolisthesis
  •  Spinal Tumors
  •  Spinal Fractures
  •  Brain Tumors
  •  Spinal Canal Stenosis
  •  Skull Base Tumors
  •  Congenital Nervous System Diseases
  •  Hydrocephalus
  •  Endoscopic Third Ventriculostomy
  •  Brain Hemorrhages
  •  Cerebrovascular Diseases (Aneurysm)

Highlights

Prof. Hakan Özalp, MD completed his medical education at Gazi University Faculty of Medicine in 2000 and received the title of medical doctor. After graduation, he fulfilled his military service by serving as a physician at Aydın 1st Private Training Battalion between 2002 and 2003.

 Having completed his specialty training at the Department of Neurosurgery of Ankara University Faculty of Medicine in 2010, Dr. Özalp strengthened his place in the professional community by becoming a member of the Turkish Neurosurgical Society in the year he received his specialty diploma. He completed his Compulsory State Service at Diyarbakır Training and Research Hospital between 2010 and 2012; during this period, having joined the Society's Spinal and Peripheral Nerve Surgery Group in 2011, he began to focus his expertise on spine surgery. 

 Having continued his clinical work at Ankara Private Acıbadem Hospital between 2013 and 2015, Dr. Özalp began his academic career as an Assistant Professor at Mersin University Faculty of Medicine in 2015. In line with his international vision, he conducted scientific studies at the University of Insubria in Italy in 2016 and was accepted as a member of Eurospine, a prestigious international organization, in the same year. Having become a member of the Turkish Spine Society in 2017, Dr. Özalp crowned his scientific success by receiving the *""First Prize for Oral Presentation""* for the study he presented at the 6th National Otology Neurotology Congress held in 2018. 

 Having received the title of Associate Professor at Mersin University in 2020, Dr. Özalp joined the staff of Medipol University Bahçelievler Hospital in 2022. He continues his accomplished professional life at the same institution with the title of Professor.

  By combining his deep clinical experience in brain and particularly spine surgery with his international academic knowledge and award-winning work, Prof. Dr. Hakan Özalp continues to provide his patients with scientifically based, quality healthcare in light of current medical technologies.

Experiences

2019 - 2019

University of Insubria, Varese, Italy, Insubria University Faculty of Medicine

2015

MERSIN UNIVERSITY/FACULTY OF MEDICINE, ASSISTANT PROFESSOR

2013 - 2015

ANKARA ACIBADEM PRIVATE HOSPITAL

2010 - 2012

DIYARBAKIR TRAINING AND RESEARCH HOSPITAL,

2002 - 2003

AYDIN 1ST FIELD TRAINING BATTALION

Educations

2010

ANKARA UNIVERSITY FACULTY OF MEDICINE, NEUROSURGERY SPECIALIST

1992

GAZİ UNIVERSITY, FACULTY OF MEDICINE

Videos

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Publications

Publications Articles published in internationally refereed journals: 1. ERDOĞAN OSMAN, Kılıç Serkan, BEGER ORHAN, VAYİSOĞLU YUSUF, KARA ENGİN, Sağlam Elif, HAMZAOĞLU VURAL, ÖZALP HAKAN, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2020). Evaluation of Bell's palsy in the cerebellopontine angle: An MRI study. International Journal of Clinical Practice (Publication No: 6706825) 2. TEN BARIŞ, BEGER ORHAN, Direk Meltem Çobanoğulları, BALCI YÜKSEL, Çiçek Fatih, ÖZALP HAKAN, HAMZAOĞLU VURAL, OREKİCİ TEMEL GÜLHAN, VAYISOĞLU YUSUF, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2020). Radiologic analysis of the location, shape and size of the external aperture of the carotid canal in children. Surgical and Radiologic Anatomy, 42(7), 749-759., Doi: 10.1007/s00276-020-02448-0 (Publication No: 6123696) 3. HAMZAOĞLU VURAL, ÖZALP HAKAN, DOĞU OKAN, ÖKSÜZ NEVRA, Aydın Sabri, Akbıyık Tolga, DAĞTEKİN AHMET, AVCI EMEL, BAĞDATOĞLU CELAL (2020). Management of Hardware Infections in Deep Brain Stimulation: A 4-year Single-center Experience. Neurological Sciences and 2 Articles published in internationally refereed journals: Neurophysiology, Doi: 10.4103/NSN.NSN_43_20 (Publication No: 6314303) 4. HAMZAOĞLU VURAL, ÖZALP HAKAN, BEGER ORHAN, Erdoğan Osman, KARA ENGİN, VAYISOĞLU YUSUF, Kayan Gulden, Bobus Alev, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2020). Quantitative analysis of the vascular and neural compartments of the jugular foramen in dry skulls. Turkish Neurosurgery, 30(6), 832-840., Doi: 10.5137/1019-5149.JTN.26495-19.4 (Publication No: 5901425) 5. BEGER ORHAN, TEN BARIŞ, BALCI YÜKSEL, Çakır Salim, ÖZALP HAKAN, HAMZAOĞLU VURAL, VAYISOĞLU YUSUF, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2020). A computed tomography study of the prechiasmatic sulcus anatomy in children. World Neurosurgery, 141, 118-132., Doi: A Computed Tomography Study of the Prechiasmatic Sulcus Anatomy in Children (Publication No: 6256666) 6. BEGER ORHAN, HAMZAOĞLU VURAL, ÖZALP HAKAN, Taghipour Pourya, Çakır Salim, Akbulut Şuranur, VAYISOĞLU YUSUF, BAĞDATOĞLU CELAL, ÖZTÜRK AHMET HAKAN, TALAS DERYA ÜMİT (2020). Anatomy of the Anterior Clinoid Process in Human Fetuses. The Journal of Craniofacial Surgery (Publication No: 6170542) 7. HAMZAOĞLU VURAL, BEGER ORHAN, Erdoğan Osman, KARA ENGİN, VAYISOĞLU YUSUF, Taghipour Pourya, ÖZALP HAKAN, Karataş Derya, AVCI EMEL, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL, ÖZTÜRK AHMET HAKAN, TALAS DERYA ÜMİT (2020). Radioanatomic Assessment of the Geniculate Ganglion Dehiscence and Dimension: A Cadaveric Study. World Neurosurgery, 134, 913-919., Doi: 10.1016/j.wneu.2019.11.036 (Publication No: 5901067) 8. BEGER ORHAN, Taghipour Pourya, Çakır Salim, HAMZAOĞLU VURAL, ÖZALP HAKAN, KARA ENGİN, VAYISOĞLU YUSUF, Dağtekin Oykut, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL, ÖZTÜRK AHMET HAKAN, TALAS DERYA ÜMİT (2020). Fetal Anatomy of the Optic Strut and Prechiasmatic Sulcus with a Clinical Perspective. World Neurosurgery (136), 625-634. (Publication No: 6086280) 9. ÖZALP HAKAN, AKTEKİN MUSTAFA, HAMZAOĞLU VURAL, VAYİSOĞLU YUSUF, KARATAŞ MEHMET ALİ, KARŞIYAKA DİLAN, UZMANSEL DENİZ, ARPACI BOZDOĞAN RABİA, ÇAYAN FİLİZ, CAN MEHMET ETİ, KANIK EMİNE ARZU, BAŞKAN FUAT CEM, ALADAĞ ZEYNEP CANSU, ERTAŞ ELİF, DAĞTEKİN AHMET, AVCI EMEL, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2019). The Comparison of the Right and Left Sigmoid Sinus Cross-Sectional Areas in Fetal Period and the Factors Affecting the Venous Dominance. The Journal of International Advanced Otology, 15(3), 409-414., Doi: 10.5152/iao.2019.5876 (Publication No: 5284590) 10. BEGER ORHAN, BEGER BURHAN, DİNÇ UĞUR, HAMZAOĞLU VURAL, ERDEMOĞLU ECE, ÖZALP HAKAN (2019). Morphometric Features of the Latissimus Dorsi Muscle in Fetal Cadavers With Meningomyelocele for Prenatal Surgery. Journal of Craniofacial Surgery, 30(8), 2628-2631., Doi: 10.1097/SCS.0000000000005783 (Publication No: 5292921) 11. BEGER ORHAN, ERDOĞAN OSMAN, ÇETİN ZEYNEP, KARA ENGİN, VAYİSOĞLU YUSUF, HAMZAOĞLU VURAL, ÖZALP HAKAN, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL, ÖZTÜRK AHMET HAKAN, TALAS DERYA ÜMİT (2019). Evaluation of the Foramen Magnum Area Calculated by Different Methods. Journal of Craniofacial Surgery, 30(7), 665-667., Doi: 10.1097/SCS.0000000000005726 (Publication No: 5301879) 12. BEGER ORHAN, ERDOĞAN OSMAN, KARA ENGİN, VAYİSOĞLU YUSUF, GÖRÜR KEMAL, İSMİ ONUR, GAYİ SEVİLAY, HAMZAOĞLU VURAL, ÖZALP HAKAN, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL, ÖZTÜRK AHMET HAKAN, TALAS DERYA ÜMİT (2019). Morphometric properties of the facial canal in children: A retrospective computed tomography study. INTERNATIONAL JOURNAL OF PEDIATRIC OTORHINOLARYNGOLOGY, 124, 59-67., Doi: 10.1016/j.ijporl.2019.05.039 (Publication No: 5301977) 13. ÖZALP HAKAN, BEGER ORHAN, ERDOĞAN OSMAN, KOÇ TURAN, KAYAN GÜLDEN, HAMZAOĞLU VURAL, KARA ENGİN, VAYİSOĞLU YUSUF, DAĞTEKİN AHMET, ÖZTÜRK AHMET HAKAN, TALAS DERYA ÜMİT (2019). Morphometric Assessment of the Carotid Foramen for Lateral Surgical Approach. The Journal of International Advanced Otology, 15(2), 222-228., Doi: 10.5152/iao.2019.6154 (Publication No: 5301943) 14. UYSAL ÖZGE, ARSLAN ELİF, GÜLSEREN GÜLCİHAN, KILINÇ MUSTAFA CEMİL, DOĞAN İHSAN, ÖZALP HAKAN, ÇAĞLAR YUSUF ŞÜKRÜ, GÜLER MUSTAFA O, TEKİNAY AYŞE BEGÜM (2019). Collagen Peptide Presenting Nanofibrous Scaffold for Intervertebral Disc Regeneration. ACS Applied Bio Materials, 2(4), 1686-1695., Doi: 10.1021/acsabm.9b00062 (Publication No: 5334467) 15. TALAS DERYA ÜMİT, BEGER ORHAN, KOÇ TURAN, HAMZAOĞLU VURAL, ÖZALP HAKAN, MAVRUK MELİKE, YILDIRIM CEMRE, GÜZELYÜZ İREM, VAYİSOĞLU YUSUF, UZMANSEL DENİZ, FARSAK MEHMET, DAĞTEKİN AHMET (2019). Morphometric properties of the facial nerve in fetal temporal bones. INTERNATIONAL JOURNAL OF PEDIATRIC OTORHINOLARYNGOLOGY, 116, 7-14., Doi: 10.1016/j.ijporl.2018.10.012 (Publication No: 5301994) 16. KARA ENGİN, ÖZTÜRK KÜBRA, OKTAY EZGİ, HAMZAOĞLU VURAL, UZMANSEL DENİZ, VAYİSOĞLU YUSUF, ÖZALP HAKAN, FARSAK MEHMET, ALADAĞ CANSU ZEYNEP, PÜTÜRGELİ TUĞÇE, ETİ MEHMET 3 Articles published in internationally refereed journals: CAN, DAĞTEKİN AHMET, TÜRKEGÜN MERVE, TALAS DERYA ÜMİT (2018). The Predictability Precision Of Superior Semicircular Canal Through Radiological Assessment And Microanatomical Dissection. The Journal of International Advanced Otology, 14(2), 290-294., Doi: 10.5152/iao.2018.4428 (Publication No: 4379818) 17. ÖZALP HAKAN, HAMZAOĞLU VURAL, AVCI EMEL, KARATAŞ DERYA, İSMİ ONUR, TALAS DERYA ÜMİT, BAĞDATOĞLU CELAL, DAĞTEKİN AHMET (2018). Early diagnosis of Grisel's syndrome in children with favorable outcome. CHILDS NERVOUS SYSTEM, 35(1), 113-118., Doi: 10.1007/s00381-018-3996-2 (Publication No: 4441203) 18. BEGER ORHAN, Erdoğan Osman, KARA ENGİN, VAYISOĞLU YUSUF, İSMİ ONUR, GÖRÜR KEMAL, Özgüvenli Salahi Barış, Zereyalp Rüya, HAMZAOĞLU VURAL, ÖZALP HAKAN, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2018). Growth dynamic of the geniculate ganglion in children: a retrospective computed tomography study. Surgical and Radiologic Anatomy, 42(3), 307-314. (Publication No: 6108693) 19. DAĞTEKİN AHMET, AVCI EMEL, HAMZAOĞLU VURAL, ÖZALP HAKAN, KARATAŞ DERYA, ESEN KAAN, BAĞDATOĞLU CELAL, BAŞKAYA MUSTAFA KEMAL (2018). Management of occipitocervical junction and upper cervical trauma. Journal of Craniovertebral Junction and Spine, 9(3), 148, Doi: 10.4103/jcvjs.JCVJS_72_18 (Publication No: 5302877) 20. ÖZALP HAKAN, ÖZKAYA MUSTAFA, YAMAN ONUR, DEMİR TEYFİK (2018). Biomechanical comparison of transdiscal fixation and posterior fixation with and without transforaminal lumbar interbody fusion in the treatment of L5–S1 lumbosacral joint. Proceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine, 232(4), 371-377., Doi: 10.1177/0954411918760959 (Publication No: 4577150) 21. HAMZAOĞLU VURAL, AKTEKİN MUSTAFA, İSMİ ONUR, ÖZALP HAKAN, KARŞIYAKA DİLAN, BAŞKAN FUAT CEM, VAYİSOĞLU YUSUF, ARPACI BOZDOĞAN RABİA, ÇAYAN FİLİZ, ETİ CAN MEHMET, ÇAKIR EMİNE ECEM, GÖÇER PERİHAN, TÜRKEGÜN MERVE, KANIK EMİNE ARZU, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2018). The Measurement of Various Anatomical Structures and Assessment of Morphometric Development of Fetal Skull Base. Journal of Craniofacial Surgery, 29, 232-237., Doi: 10.1097/SCS.0000000000004260 (Publication No: 5302398) 22. ÖZKAYA MUSTAFA, DEMİR TEYFİK, YAMAN ONUR, YAMAN MESUT EMRE, ÖZALP HAKAN, DALBAYRAK SEDAT (2016). Experimental Evaluation of the Developmental Mechanism Underlying Fractures at the Adjacent Segment. World Neurosurgery, 86, 199-209., Doi: 10.1016/j.wneu.2015.09.062 (Publication No: 5292828) 23. KAYA ŞAFAK, ERCAN SERDAR, KAYA ŞEHMUZ, AKTAŞ ULAŞ, KAMASAK KAĞAN, ÖZALP HAKAN, ÇINAR KADİR, DUYMUŞ RECAİ, BOYACI MEHMET GAZİ, AKKOYUN NESRİN, ESKAZAN AHMET EMRE, TEMİZ HAKAN (2014). Spondylodiscitis: evaluation of patients in a tertiary hospital. The Journal of Infection in Developing Countries, 8(10), 1272-1276., Doi: 10.3855/jidc.4522 (Publication No: 5292983) 24. SEÇİNTİ KUTSAL DEVRİM, ÖZALP HAKAN, ATTAR AYHAN, SARGON MUSTAFA FEVZİ (2011). Nanoparticle silver ion coatings inhibit biofilm formation on titanium implants. Journal of Clinical Neuroscience, 18(3), 391-395., Doi: 10.1016/j.jocn.2010.06.022 (Publication No: 4577407) B. Papers presented at international scientific meetings and published in proceedings: HAMZAOĞLU VURAL, BEGER ORHAN, Erdoğan Osman, ÖZALP HAKAN, Taghipour Pourya, Ocak Şaziye Kübra, Gantulga Tsetsegmaa, Akar Serhat, KARA ENGİN, ÖZTÜRK AHMET HAKAN (2020). Radiological analysis of the localization of the petrous carotid artery. 1st International Congress of the Mirko Tos Ear Hearing Research Center and 4th International Congress of Istanbul Audiology (Abstract Paper/Oral Presentation) (Publication No: 6418947) 1. HAMZAOĞLU VURAL, BEGER ORHAN, Erdoğan Osman, ÖZALP HAKAN, Taghipour Pourya, Ocak Şaziye Kübra, Gantulga Tsetsegmaa, Akar Serhat, KARA ENGİN, ÖZTÜRK AHMET HAKAN (2020). Radiological Analysis of the localization of the petrous carotid artery. 4th International Congress of İstanbul Audiology (Full Text Paper/Oral Presentation) (Publication No: 6124580) 2. HAMZAOĞLU VURAL, ÖZALP HAKAN, DOĞU OKAN, DAĞTEKİN AHMET, AVCI EMEL, AYDIN SABRİ, BAĞDATOĞLU CELAL (2019). Deep Brain Stimulation for Movement Disorders: A Single Center Study Involving 135 Nuclei Electrode Implantation without any Intra-Cerebral Hemorrhage. 4th Clinical Neuroscience Course (Abstract Paper/Oral Presentation) (Publication No: 5378918) 3. ÖZALP HAKAN (2019). The Burst Fractures of Thoracolumbar Junction: The clinical outcome results of surgically treated patients by posterior segment stabilization. İstanbul Spine Masters/ISMISS Turkey 2019 (Abstract Paper/Oral Presentation) (Publication No: 5307240) 4. BEGER ORHAN, KOÇ TURAN, BEGER BURHAN, ÖZALP HAKAN, HAMZAOĞLU VURAL, Vayisoğlu Yusuf, TALAS DERYA ÜMİT, KURTOĞLU ZELİHA (2018). Multiple muscular abnormalities in fetal cadaver with CHARGE syndrome. 19th National Anatomy Congress 1st International 5. 4 Anatomy Congress (Abstract Paper/Poster) (Publication No: 4561284) ÖZALP HAKAN, BEGER ORHAN (2018). Morphometric assessment of the external aperture of carotid canal for lateral surgical approach. 19th National Anatomy Congress and International Mediterranean Anatomy Congress (Abstract Paper/Oral Presentation) (Publication No: 4561294) 6. ÖZALP HAKAN, BEGER ORHAN (2018). Morphometric Assessment Of The External Aperture Of Carotid Canal For Lateral Surgical Approach. 1st İnternational Mediterranean Anatomy Congress (Abstract Paper/Oral Presentation) (Publication No: 5306943) 7. BEGER ORHAN, BEGER BURHAN, ÖZALP HAKAN, HAMZAOĞLU VURAL, VAYİSOĞLU YUSUF, TALAS DERYA ÜMİT, KURTOĞLU ZELİHA (2018). Multiple Muscular Abnormalities İn A Fetal Cadaver With CHARGE Syndrome. 1st İnternational Mediterranean Anatomy Congress (Abstract Paper/Poster) (Publication No: 5307068) 8. TUBAY BAĞDATOĞLU ÖZLEN, YAROĞLU YILDIRIM HATİCE, ÖZALP HAKAN, HAMZAOĞLU VURAL, ERDEN ERTÜRK SEMA, AVCI EMEL, BAĞDATOĞLU CELAL (2017). GLUTATHIONE S-TRANSFERASE GENE POLYMORPHISMS AND THE RISK OF GLIOMA. 16th WORLD CONGRESS OF NEUROSURGERY (Abstract Paper/Poster) (Publication No: 5383367) 9. TUBAY BAĞDATOĞLU ÖZLEN, HAMZAOĞLU VURAL, ÖZALP HAKAN, ERDEN SEMA, POLAT GÜRBÜZ, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL (2017). The Relationship Between Tumor Necrosis Factor alpha (TNF-α-308 (G/A) Gene Polymorphism and Glial Tumors. XVI. WFNS World Congress of Neurosurgery, 27, 82-83. (Abstract Paper/Oral Presentation) (Publication No: 3607577) 10. DOĞAN İHSAN, ARSLAN ELİF, KILINÇ MUSTAFA CEMİL, EROĞLU ÜMİT, ÖZGÜRAL ONUR, DEMİREL ALTAN, ÖZALP HAKAN, GÜLER MUSTAFA ÖZGÜR, TEKİNAY AYŞE BEGÜM, ÇAĞLAR YUSUF ŞÜKRÜ (2017). Preliminary Results of an in Vivo Intervertebral Disc Regeneration and Degeneration Study in a Rabbit Model. WFNS 2017, 27(5), 39 (Abstract Paper/Oral Presentation) (Publication No: 3574360) 11. TUBAY BAĞDATOĞLU ÖZLEN, HAMZAOĞLU VURAL, ÖZALP HAKAN, ERDEN ERTÜRK SEMA, POLAT GÜRBÜZ, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL (2017). The Relationship Between Tumor Necrosis Factor Alpha-TNF-α-308(G/A) Gene Polymorphism and Glial Tumors. 16th World Congress of Neurosurgery (Abstract Paper/Oral Presentation) (Publication No: 5309269) 12. Bağdatoğlu Özlen Tubay, HAMZAOĞLU VURAL, YILDIRIM YAROĞLU HATİCE, ÖZALP HAKAN, ERDEN SEMA, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL (2017). Association between cytochrome p450 gene (CYP2C19) polymorphism and glial tumors of central nervous system. XVI. WFNS World Congress of Neurosurgery, 27, 534 (Abstract Paper/Poster) (Publication No: 6129725) 13. TUBAY BAĞDATOĞLU ÖZLEN, ÖZALP HAKAN, HAMZAOĞLU VURAL, YILDIRIM YAROĞLU HATİCE, ERDEN SEMA, AVCI EMEL, BAĞDATOĞLU CELAL (2017). Determination of N-acetyltransferase 2 (NAT 2) Gene Polymorphism in Patients with Glioma in Turkey. XVI. WFNS World Congress of Neurosurgery, 27, 113-113. (Abstract Paper/Oral Presentation) (Publication No: 3607574) 14. DOĞAN İHSAN, ARSLAN ELİF, Kilinç Cemil M, EROĞLU ÜMİT, ÖZGÜRAL ONUR, DEMİREL ALTAN, ÖZALP HAKAN, GÜLER MUSTAFA ÖZGÜR, TEKİNAY AYŞE BEGÜM, ÇAĞLAR YUSUF ŞÜKRÜ (2017). Preliminary Results of an in Vivo Intervertebral Disc Regeneration and Degeneration Study in a Rabbit Model. WORLD FEDERATION OF NEUROSURGICAL SOCIETIES XVI. World Congress of Neurosurgery, 27(5), 39-39. (Abstract Paper/Oral Presentation) (Publication No: 4433071) 15. TUBAY BAĞDATOĞLU ÖZLEN, YAROĞLU YILDIRIM HATİCE, ÖZALP HAKAN, ERDEN ERTÜRK SEMA, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL (2017). Association Between Cytochrome P450 Gene (CYP2C19) Polymorphism and Glial Tumors of Central Nervous System. 16th World Congress of Neurosurgery (Abstract Paper/Poster) (Publication No: 5309314) 16. TUBAY BAĞDATOĞLU ÖZLEN, ÖZALP HAKAN, HAMZAOĞLU VURAL, YAROĞLU YILDIRIM HATİCE, ERDEN ERTÜRK SEMA, AVCI EMEL, BAĞDATOĞLU CELAL (2017). Determination of N-Acetyltransferase 2 (NAT 2) Gene Polymorphism in Patients With Glioma in Turkey. 16th World Congress of Neurosurgery (Abstract Paper/Oral Presentation) (Publication No: 5309296) 17. TUBAY BAĞDATOĞLU ÖZLEN, YILDIRIM YAROĞLU HATİCE, ÖZALP HAKAN, HAMZAOĞLU VURAL, ERDEN SEMA, AVCI EMEL, BAĞDATOĞLU CELAL (2017). Glutathione S-Transferase gene polymorphisms and the risk of glioma. XVI. WFNS World Congress of Neurosurgery, 27, 535-535., Doi: 1019-5149 (Abstract Paper/Poster) (Publication No: 3607584) 18. C. National/international books written or chapters in books: C2. Chapters written in national/international books: The Aging Spine, Chapter name: (Natural Course and Follow-up in De Novo Scoliosis — Which Patient Progresses?) (2019)., ÖZALP HAKAN, DAĞTEKİN AHMET, Buluş Tasarım ve Matbaacılık, Number of editions:1, ISBN:978-605-4149-21-6, Turkish (Scientific Book), (Publication No: 5649512) 1. The Aging Spine, Chapter name: (Natural Course and Follow-up in De Novo Scoliosis — Which Patient Progresses?) (2019)., ÖZALP HAKAN, DAĞTEKİN AHMET, Buluş Tasarım, Editors: Serkan Şimşek, Ali Dalgıç, Mesut Yılmaz, Ahmet Dağtekin, Serdar Işık, Number of editions:1, ISBN:978-605-4149-21-6, Turkish (Scientific Book), (Publication No: 5541960) 2. 5 Complications and Revision Approaches in Spinal Surgery, Chapter name: (Dural Injury and CSF Leakage Incidence — Causes — How to Prevent — How to Treat?) (2018)., ÖZALP HAKAN, HAMZAOĞLU VURAL, DAĞTEKİN AHMET, Buluş Tasarım ve Matbaacılık, Editors: Emerging Sources Citation Index Cüneyt Temiz, Serkan Şimşek, Kudret Türeyen, Ali Dalgıç, Mesut Yılmaz, Ahmet Dağtekin, Number of editions:1, ISBN:978-605-4149-19-3, Turkish (Scientific Book), (Publication No: 5306434) 3. Complications and Revision Approaches in Spinal Surgery, Chapter name: (Dural Injury and CSF Leakage) (2018)., ÖZALP HAKAN, HAMZAOĞLU VURAL, DAĞTEKİN AHMET, Buluş Tasarım, Editors: Cüneyt Temiz, Serkan Şimşek, Kudret Türeyen, Ali Dalgıç, Mesut Yılmaz, Serdar Işık, Ahmet Dağtekin, Number of editions:1, Number of pages 12, ISBN:978-605-4149-19-3, Turkish (Scientific Book), (Publication No: 4414944) 4. Degenerative Diseases of the Cervical and Thoracic Spine, Chapter name: (Cervical Disc Herniation: Differential Diagnosis from History to Surgery) (2017)., ÖZALP HAKAN, HAMZAOĞLU VURAL, DAĞTEKİN AHMET, Buluş Yayınevi, Number of editions:1, Turkish (Scientific Book), (Publication No: 3814036) 5. Diagnosis Handbook in Spine and Spinal Cord Surgery, Chapter name: (Computed Tomography-PET Scintigraphy-Bone Densitometry) (2017)., DAĞTEKİN AHMET, ÖZALP HAKAN, Buluş Tasarım ve Matbaacılık, Editors: Ali Dalgıç, Cüneyt Temiz, Kadir Kotil, Erkan Kaptanoğlu, Tahsin Erman Özkan Ateş, İlker Solmaz, Number of editions:1, ISBN:978-605-4149-17-9, Turkish (Scientific Book), (Publication No: 5306302) 6. Degenerative Diseases of the Cervical and Thoracic Spine, Chapter name: (Cervical Disc Herniation: Differential Diagnosis from History to Surgery) (2017)., ÖZALP HAKAN, HAMZAOĞLU VURAL, DAĞTEKİN AHMET, Buluş Tasarım ve Matbaacılık, Editors: Kadir Kotil, Cüneyt Temiz, Erkan Kaptanoğlu, Tahsin Erman Özkan Ateş, Ali Dalgıç, İlker Solmaz, Number of editions:1, ISBN:978-605-4129-18-6, Turkish (Scientific Book), (Publication No: 5306287) 7. Complex Surgical Case Of The Limbic system, Chapter name: (Surgery For Vascular Malformations Of The Limbic System) (2017)., HANELİOĞLU ŞAHİN, AYDIN İLHAN, ÖZALP HAKAN, BAŞKAYA MUSTAFA KEMAL, Jaypee Brothers Medical Publishers (P) Ltd, Editors: Sepehr Sani, Mustafa K Başkaya, Richard W Byrne, Number of editions:1, ISBN:976-93-86261-44-1, English (Scientific Book), (Publication No: 5306635) 8. Diagnosis Handbook in Spine and Spinal Cord Surgery, Chapter name: (Supplementary Examination Techniques, Computed Tomography, PET, Scintigraphy, Bone Densitometry) (2017)., DAĞTEKİN AHMET, ÖZALP HAKAN, Buluş Yayınevi, Number of editions:1, Turkish (Scientific Book), (Publication No: 3814179) 9. Spinal Deformities, Chapter name: (Surgical Treatment of Right Thoracic Curves) (2015)., MENEKŞE GÜNER, ÖZALP HAKAN, Buluş Tasarım ve Matbaacılık, Editors: Sedat Dalbayrak, Onur Yaman, Erkan Kaptanoğlu, Serkan Şimşek, Özkan Ateş, Ali Dalgıç, Number of editions:1, ISBN:978-605-4149-16-2, Turkish (Scientific Book), (Publication No: 5306412) 10. D. Articles published in national refereed journals: 1. ÖZALP HAKAN, TEN BARIŞ, BEGER ORHAN, Taghipour Pourya, Çakır Salim, Özdemir Deniz Ladin, Müdüroğlu Fatma, HAMZAOĞLU VURAL, DAĞTEKİN AHMET, TALAS DERYA ÜMİT (2020). Optic Strut Morphometry: A Radioanatomical Study. SDÜ Faculty of Medicine Journal, 27(4), 491-495., Doi: 10.17343/sdutfd.601722 (Control No: 6402781) 2. ÖZALP HAKAN, HAMZAOĞLU VURAL, AVCI EMEL, AKBIYIK TOLGA, KOYUNCU ÖMER RUŞEN, ESEN KAAN, BAĞDATOĞLU CELAL, DAĞTEKİN AHMET (2019). Factors affecting prognosis in surgically treated patients with acute epidural hematoma: A retrospective analysis of eighty-nine patients. Mersin University Journal of Health Sciences, Doi: 10.26559/mersinsbd.594262 (Control No: 5284622) 3. ÖZALP HAKAN, BEGER ORHAN, ERDOĞAN OSMAN, KARA ENGİN, HAMZAOĞLU VURAL, VAYİSOĞLU YUSUF, DAĞTEKİN AHMET, ÖZTÜRK AHMET HAKAN, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2019). Morphometric Analysis of the Clivus in Human Dry Skulls: A Radioanatomical Study. Journal of Ankara University Faculty of Medicine, 72, 223-226., Doi: 10.4274/atfm (Control No: 5303074) 4. ÖZALP HAKAN, BEGER ORHAN, Erdoğan Osman, KARA ENGİN, HAMZAOĞLU VURAL, Vayisoglu Yusuf, Dagtekin Ahmet, ÖZTÜRK AHMET HAKAN, Bagdatoglu Celal, TALAS DERYA ÜMİT (2019). Morphometric Analysis of the Clivus in Human Dry Skulls: A Radioanatomical Study. Journal of Ankara University Faculty of Medicine, 72(2), 227-230., Doi: 10.4274/atfm.galenos.2019.83702 (Control No: 5293035) 5. HAMZAOĞLU VURAL, ÖZALP HAKAN, KARKUCAK AHMET, ÇOKLUK CENGİZ (2019). Comparison of the efficiency, side effects and complications of the synthetic dural grafts: Beriplast and Tissudura. Journal of Experimental and Clinical Medicine, 32(2), 77-82., Doi: 10.5835/jecm.omu.32.02.007 (Control No: 5293025) 6. HAMZAOĞLU VURAL, BEGER ORHAN, ÖZALP HAKAN, VAYİSOĞLU YUSUF, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2019). The compartmentalization pattern of the hypoglossal canal in human fetuses. Mersin University Journal of Health Sciences, 12, 240-247., Doi: 10.26559/mersinsbd.524009 (Control No: 5284618) 6 D. Articles published in national refereed journals: 7. HAMZAOĞLU VURAL, ÖZALP HAKAN, AVCI EMEL, BAĞDATOĞLU CELAL, DAĞTEKİN AHMET (2018). Our Surgical Treatment Outcomes in Patients with Chronic Subdural Hematoma: Analysis of Seventy-Six Patients. Ankara University Faculty of Medicine Journal, 71(3), 251-255., Doi: 10.4274/atfm.47955 (Control No: 5303082) 8. HAMZAOĞLU VURAL, ÖZALP HAKAN, AVCI EMEL, BAĞDATOĞLU CELAL, DAĞTEKİN AHMET (2018). Our Surgical Treatment Outcomes in Patients with Chronic Subdural Hematoma: Analysis of Seventy-Six Patients. Ankara University Faculty of Medicine Journal, 71(3), Doi: 10.4274.47955 (Control No: 5023960) 9. SAGÜN ASLINUR, AZİZOĞLU MUSTAFA, HAMZAOĞLU VURAL, ÖZALP HAKAN, ALTUNKAN ALİ AYDIN (2018). Our Anesthesia Experiences in Deep Brain Stimulation Cases. Journal of Anesthesia, 26(1), 20-23. (Control No: 5303041) 10. ÖZALP HAKAN, HAMZAOĞLU VURAL, ÖZDEMİR MEVCİ, TETİK BORA, KARAVELİOĞLU ERGÜN, YILMAZ ERDAL REŞİT, DOLGUN HABİBULLAH, TUNA HAKAN, ÜNLÜ MUSTAFA AĞAHAN, ŞEKERCİ ZEKİ (2014). A Statistical Analysis on Head Traumas. Mersin University Faculty of Medicine Journal, 15(1-4), 49-52. (Control No: 5344271) 11. ARAZ NECMETTİN, KARATAŞ DERYA, HAMZAOĞLU VURAL, ÖZALP HAKAN, ÖZGÜR ANIL, KARA ENGİN, DERİCİ YILDIRIM DİDEM, AVCI EMEL, DAĞTEKİN AHMET (2014). Morphometric Measurements of the Lower Thoracic and Upper Lumbar Vertebral Pedicles by Computed Tomography. Mersin University Faculty of Medicine Journal, 15(1-4), 15-23. (Control No: 5311582) 12. ÖZALP HAKAN, KAHİLOĞULLARI GÖKMEN, SEÇİNTİ KUTSAL DEVRİM, TETİK BORA, BOZKURT MELİH, MEÇO CEM, ÜNLÜ MUSTAFA AĞAHAN (2014). Comparison of Endoscopic and Microscopic Transsphenoidal Approaches in Pituitary Surgery. Turkish Neurosurgery Journal, 25(1), 27-37. (Control No: 5305311) E. Papers presented at national scientific meetings and published in proceedings: 1. HAMZAOĞLU VURAL, BEGER ORHAN, Taghipour Pourya, ÖZALP HAKAN, VAYISOĞLU YUSUF, KARA ENGİN, Erdemoğlu Ece, Çakır Salim, Özgüvenli Salahi Barış, Yalçın Ozan, AVCI EMEL, DAĞTEKİN AHMET, BAĞDATOĞLU CELAL, ÖZTÜRK AHMET HAKAN, TALAS DERYA ÜMİT (2019). A new classification proposal for the localization of the sigmoid sinus within the mastoid cavity. 41st Turkish National Otorhinolaryngology and Head and Neck Surgery Congress (Abstract Paper/Oral Presentation) (Publication No: 5710145) 2. ÖZALP HAKAN, HAMZAOĞLU VURAL, ERBAY FATMA KÜBRA, YAMAN ONUR, DAĞTEKİN AHMET, ÇAĞLAR YUSUF ŞÜKRÜ, DEMİR TEYFİK (2018). Fixation in the Lumbar Spine: Biomechanical Comparison of Pedicle Screw and Facet Screw Methods. Spinal Complications Symposium (Abstract Paper/Oral Presentation) (Publication No: 5306719) 3. ÖZALP HAKAN, DAĞTEKİN AHMET (2019). Morphometric Analysis of the Clivus in Human Dry Skulls. Turkish Neurosurgical Society 33rd Scientific Congress (Abstract Paper/Oral Presentation) (Publication No: 5310115) 4. HAMZAOĞLU VURAL, ÖZALP HAKAN, DOĞU OKAN, KOYUNCU ÖMER RUŞEN, UYGUR SAYGI, BAĞDATOĞLU CELAL (2019). Unilateral Thalamic Vim and Pallidal Stimulation in the Treatment of Holmes Tremor Secondary to Trauma: A Case Report. Turkish Neurosurgical Society 33rd Scientific Congress (Abstract Paper/Poster) (Publication No: 5310216) 5. HAMZAOĞLU VURAL, ÖZALP HAKAN, AKBIYIK TOLGA, KARATAŞ DERYA, DAĞTEKİN AHMET, AVCI EMEL, BAĞDATOĞLU CELAL (2019). Tethered Cord Syndrome Accompanied by Chiari Type-I Malformation and Treated with Re-release: A Case Report. Turkish Neurosurgical Society 33rd Scientific Congress (Abstract Paper/Poster) (Publication No: 5310269) 6. ÖZALP HAKAN, HAMZAOĞLU VURAL, KARATAŞ DERYA, AKBIYIK TOLGA, DAĞTEKİN AHMET, ŞİMŞEK SERKAN (2019). Os Odontoideum: A Case Presenting to Our Clinic with Acute Quadriparesis. Turkish Neurosurgical Society 33rd Scientific Congress (Abstract Paper/Poster) (Publication No: 5310239) 7. ÖZALP HAKAN, HAMZAOĞLU VURAL, KOYUNCU ÖMER RUŞEN, AVCI EMEL, BAĞDATOĞLU CELAL, DAĞTEKİN AHMET (2019). Factors Affecting Prognosis in Patients with Traumatic Acute Epidural Hematoma. Turkish Neurosurgical Society 33rd Scientific Congress, Doi: 10.26559/mersinsbd.594262 (Abstract Paper/Oral Presentation) (Publication No: 5310190) 8. KARA ENGİN, ERDOĞAN OSMAN, BEGER ORHAN, ÖZCÖMERT HAMZAOĞLU EBRU, GÜZELYÜZ İREM, VAYİSOĞLU YUSUF, HAMZAOĞLU VURAL, ÖZALP HAKAN, ÖZTÜRK AHMET HAKAN, BAĞDATOĞLU CELAL, TALAS DERYA ÜMİT (2018). Golden and Silver Ratio in the Head and Face Region: A Cadaver Study. Turkish National Otorhinolaryngology and Head and Neck Surgery Congress (Abstract Paper/Oral Presentation) (Publication No: 5308457) 9. HAMZAOĞLU VURAL, ÖZALP HAKAN, DAĞTEKİN AHMET (2018). Fusionless Short Segment Stabilization: An Alternative Method to Fusion Surgery in Thoracolumbar Junction Fractures. Spinal Surgery Symposium (Oral Presentation) (Publication No: 4415093) 10. ÖZALP HAKAN, HAMZAOĞLU VURAL, Erbay Fatma Kübra, Yaman Onur, DAĞTEKİN AHMET, DEMİR TEYFİK (2018). Fixation in the Lumbar Spine: Biomechanical Comparison of Pedicle Screw and Facet Screw Methods. Spinal Surgery Symposium (Oral Presentation) (Publication No: 4415123) 7 11. HAMZAOĞLU VURAL, ÖZALP HAKAN, DAĞTEKİN AHMET (2018). Fusionless Short Segment Stabilization: An Alternative Method to Fusion Surgery in Junction Fractures. Complications in Spinal Surgery Symposium (Abstract Paper/Oral Presentation) (Publication No: 5306681) 12. TALAS DERYA ÜMİT, ÖZALP HAKAN, ÇETİN EZGİ, HAMZAOĞLU VURAL, BEGER ORHAN, VURAL BEGÜM, AĞCA MERVE, VAYİSOĞLU YUSUF, BAĞDATOĞLU CELAL (2018). Morphometric Analysis of the 5th-12th Nerve Foramina in Human Fetuses. 6th National Otology Neurotology Congress, Doi: 10.1016/j.ijporl.2018.10.012 (Abstract Paper/Oral Presentation) (Publication No: 5306847) 13. TALAS DERYA ÜMİT, HAMZAOĞLU VURAL, ÖZALP HAKAN, BEGER ORHAN, MAVRUK MELİKE, YILDIRIM CEMRE, GÜZELYÜZ İREM, VAYİSOĞLU YUSUF, UZMANSEL DENİZ, FARSAK MEHMET, DAĞTEKİN AHMET (2018). Morphometric Analysis of the Internal Acoustic Canal and Surrounding Structures in Human Fetuses. 6th National Otology Neurotology Congress (Abstract Paper/Oral Presentation) (Publication No: 5307553) 14. ÖZALP HAKAN, HAMZAOĞLU VURAL, DAĞTEKİN AHMET (2018). An Alternative Method to Fusion Surgery in Thoracolumbar Fractures: Fusionless Short Segment Stabilization. Turkish Neurosurgical Society 32nd Scientific Congress (Abstract Paper/Poster) (Publication No: 5307607) 15. ÖZALP HAKAN, HAMZAOĞLU VURAL, ESEN KAAN, AKBIYIK TOLGA, KARATAŞ DERYA, KOYUNCU ÖMER RUŞEN, AVCI EMEL (2018). Early Postoperative Paraplegia After Spinal Fusion Surgery: A Case of Dural Arteriovenous Fistula. Turkish Neurosurgical Society 32nd Scientific Congress (Abstract Paper/Poster) (Publication No: 5307353) 16. TENEKECİ GÖKTEKİN, ÖZALP HAKAN (2018). Use of Dorsal Intercostal Artery Perforator Flaps in the Reconstruction of Myelomeningocele Defects. Turkish Neurosurgical Society 32nd Scientific Congress (Abstract Paper/Poster) (Publication No: 5307373) 17. HAMZAOĞLU VURAL, ÖZALP HAKAN, DAĞTEKİN AHMET (2018). Evaluation of hearing loss in patients with Chiari Type I Malformation. Turkish Neurosurgical Society 32nd Scientific Congress (Abstract Paper/Oral Presentation) (Publication No: 4277163) 18. ÖZALP HAKAN, HAMZAOĞLU VURAL, İSMİ ONUR, DAĞTEKİN AHMET, AVCI EMEL, BAĞDATOĞLU CELAL (2018). Diagnostic and Treatment Approach in Grisel's Syndrome. Turkish Neurosurgical Society 32nd Scientific Congress, 35(1), 113-118., Doi: 10.1007/s00381-018-3996-2 (Abstract Paper/Oral Presentation) (Publication No: 5307324) 19. HAMZAOĞLU VURAL, ÖZALP HAKAN, DAĞTEKİN AHMET (2018). Evaluation of Hearing Loss in Patients with Chiari Type-I Malformation. Turkish Neurosurgical Society 32nd Scientific Congress (Abstract Paper/Oral Presentation) (Publication No: 5307281) 20. HAMZAOĞLU VURAL, ÖZALP HAKAN, KARATAŞ DERYA, AKBIYIK TOLGA, KOYUNCU ÖMER RUŞEN, Dagtekin Ahmet, Bagdatoglu Celal (2018). Thoracic Extradural Schwannoma: A Case Report. Turkish Neurosurgical Society 32nd Scientific Congress (Abstract Paper/Poster) (Publication No: 5307586) 21. ÖZALP HAKAN, HAMZAOĞLU VURAL, İSMİ ONUR, DAĞTEKİN AHMET, AVCI EMEL, BAĞDATOĞLU CELAL (2018). Diagnostic and treatment approaches in Grisel's syndrome. Turkish Neurosurgical Society 32nd Scientific Congress (Abstract Paper/Oral Presentation) (Publication No: 4277161) 22. ÖZALP HAKAN, HAMZAOĞLU VURAL, KARATAŞ DERYA, DAĞTEKİN AHMET, AVCI EMEL, BAĞDATOĞLU CELAL (2016). Thoracic Extradural Arachnoid Cyst: A Case Report. Turkish Neurosurgical Society 32nd Scientific Congress (Abstract Paper/Poster) (Publication No: 5307917) 23. KUŞ FUNDA, GÜRSES İCLAL, AVCI EMEL, ÖZALP HAKAN (2017). A case of gliosarcoma characterized by chondrosarcoma, osteosarcoma, and liposarcoma heterologous components. 27th National Pathology Congress (Abstract Paper/Poster) (Publication No: 4009853) 24. ÖZALP HAKAN, HAMZAOĞLU VURAL, DAĞTEKİN AHMET (2017). Evaluation of Occipitocervical Junction Traumas in Adult Cases. Turkish Neurosurgical Society 31st Scientific Congress, 9(3), 148, Doi: 10.4103/jcvjs.JCVJS_72_18 (Abstract Paper/Oral Presentation) (Publication No: 5307685) 25. HAMZAOĞLU VURAL, ÖZALP HAKAN, Dagtekin Ahmet (2017). Evaluation of Surgically Treated Patients with Chronic Subdural Hematoma. Turkish Neurosurgical Society 31st Scientific Congress, 71(3), 251-255., Doi: 10.4274/atfm.47955 (Abstract Paper/Oral Presentation) (Publication No: 5307753) 26. TUBAY BAĞDATOĞLU ÖZLEN, HAMZAOĞLU VURAL, ÖZALP HAKAN, ERDEN SEMA, POLAT GÜRBÜZ, BAĞDATOĞLU CELAL (2017). The Possible Role of Interleukin-10-1082(A/G) Gene Polymorphism in Glial Tumors. Turkish Neurosurgical Society 31st Scientific Congress (Abstract Paper/Poster) (Publication No: 3607598) 27. TUBAY BAĞDATOĞLU ÖZLEN, HAMZAOĞLU VURAL, ÖZALP HAKAN, ERDEN ERTÜRK SEMA, GÜRBÜZ POLAT, BAĞDATOĞLU CELAL (2017). The Possible Role of Interleukin 10-1082(A/G) Gene Polymorphism in Glial Tumors. Turkish Neurosurgical Society 31st Scientific Congress (Abstract Paper/Poster) (Publication No: 5307822) 28. HAMZAOĞLU VURAL, ÖZALP HAKAN, DAĞTEKİN AHMET (2017). Evaluation of Surgically Treated Patients with Chronic Subdural Hematoma. Turkish Neurosurgical Society 31st Scientific Congress (Oral Presentation) (Publication No: 3814887) 29. ÖZALP HAKAN, HAMZAOĞLU VURAL, DAĞTEKİN AHMET (2017). Evaluation of Occipitocervical Junction Traumas in Adult Cases. Turkish Neurosurgical Society 31st Scientific Congress (Oral Presentation) (Publication No: 3814846) 30. ÖZALP HAKAN, HAMZAOĞLU VURAL, AKBIYIK TOLGA, DAĞTEKİN AHMET, AVCI EMEL, BAĞDATOĞLU CELAL (2016). Cervical Disc Herniation Presenting with Contralateral Neurological Deficit: A Case Report. Turkish Neurosurgical Society 30th Scientific Congress (Abstract Paper/Poster) (Publication No: 5307877) 8 31. HAMZAOĞLU VURAL, ÖZALP HAKAN, KARKUCAK AHMET, ÇOKLUK CENGİZ (2016). Comparison of the efficiency, side effects and complications of the synthetic dural grafts: Beriplast and Tissudura. Turkish Neurosurgical Society 32nd Scientific Congress, Doi: (Abstract Paper/Poster) (Publication No: 5307993) 32. ÖZALP HAKAN, HAMZAOĞLU VURAL, KARATAŞ DERYA, DAĞTEKİN AHMET, AVCI EMEL, BAĞDATOĞLU CELAL (2016). The Importance of Early Diagnosis in Grisel's Syndrome: A Case Report. Turkish Neurosurgical Society 30th Scientific Congress (Abstract Paper/Poster) (Publication No: 5307955) 33. HAMZAOĞLU VURAL, ÖZALP HAKAN, ÖZTÜRK KÜBRA, AKCAN MUSTAFA, BERK MEHMET ÇAĞLAR (2016). Cranial Fasciitis: A Case Report. Turkish Neurosurgical Society 30th Scientific Congress (Abstract Paper/Poster) (Publication No: 5307859) 34. HAMZAOĞLU VURAL, YILMAZ TEVFİK, ÇIKLA ULAŞ, ÖZALP HAKAN (2015). Spinal Cord Injury Without Radiographic Abnormality (SCIWORA) In An Adult. Turkish Neurosurgical Society 29th Scientific Congress (Abstract Paper/Poster) (Publication No: 5308054) 35. ÖZALP HAKAN, SEÇİNTİ KUTSAL DEVRİM, KAHİLOĞULLARI GÖKMEN, BOZKURT MELİH, MEÇO CEM, ÜNLÜ MUSTAFA AĞAHAN (2010). Comparison of Endoscopic Transnasal-Transsphenoidal Surgery with Classical Methods in Pituitary Adenomas. Turkish Neurosurgical Society 24th Scientific Congress, 25(1), 27-37. (Abstract Paper/Oral Presentation) (Publication No: 5308170) 36. BOZKURT MELİH, ÖZALP HAKAN, EROĞLU ÜMİT, TETİK BORA, KAHİLOĞULLARI GÖKMEN, ATTAR AYHAN, ÇAĞLAR YUSUF ŞÜKRÜ, EGEMEN NİHAT (2010). Analysis of 59 Cervical Corpectomy Cases Performed in the Department of Neurosurgery at Ankara University Faculty of Medicine Between 2005-2009. Turkish Neurosurgical Society 24th Scientific Congress (Abstract Paper/Poster) (Publication No: 5308190) 37. SEÇİNTİ KUTSAL DEVRİM, BOZKURT MELİH, KAHİLOĞULLARI GÖKMEN, ÖZDEMİR MEVCİ, ÖZALP HAKAN, DOĞAN İHSAN, ÖZGÜRAL ONUR, SEKMEN HAYDAR, KANTARCIOĞLU EMRAH, ATTAR AYHAN (2010). Nanoparticle Silver Ion Coatings Inhibit Biofilm Formation On Titanium Implants. Turkish Neurosurgical Society 24th Scientific Congress, 18(3), 391-395., Doi: 10.1016/j.jocn.2010.06.022 (Abstract Paper/Poster) (Publication No: 5308287) 38. SEÇİNTİ KUTSAL DEVRİM, KAHİLOĞULLARI GÖKMEN, BOZKURT MELİH, ÖZALP HAKAN, ÖZDEMİR MEVCİ, EROĞLU ÜMİT, TETİK BORA, GÜNER YAHYA EFE, ATTAR AYHAN (2010). Antibacterial Effects And Biosafety Of Silver Coated Implants. Turkish Neurosurgical Society 24th Scientific Congress (Abstract Paper/Poster) (Publication No: 5308354) 39. BOZKURT MELİH, KAHİLOĞULLARI GÖKMEN, ÖZALP HAKAN, DOĞAN İHSAN, GÜNER YAHYA EFE, MEÇO CEM, ATTAR AYHAN, EGEMEN NİHAT (2010). Endoscopic-Endonasal Odontoidectomy and Posterior Stabilization in Two Cases with Basilar Invagination. Turkish Neurosurgical Society 24th Scientific Congress (Abstract Paper/Oral Presentation) (Publication No: 5308118) 40. ÖZDEMİR MEVCİ, BOZKURT MELİH, DOĞAN İHSAN, ÖZALP HAKAN, ÜNLÜ MUSTAFA AĞAHAN (2008). Celebratory Gunfire Injuries. Turkish Neurosurgical Society 22nd Scientific Congress (Abstract Paper/Oral Presentation) (Publication No: 5308419) Other Publications 1. ÖZALP HAKAN, HAMZAOĞLU VURAL, KARATAŞ DERYA, DAĞTEKİN AHMET, YILDIZ MEHMET, AVCI EMEL (2019). Rare Cause of Acute Tetraplegia and Respiratory Arrest: Cervicomedullary Neuroenteric Cyst in a Child: Case Report. NMC Case Report Journal, 6(1), 1-4., Doi: 10.2176/nmccrj.cr.2018-0105 (International) (Refereed) (ARTICLE Case Report) (Publication No: 2. BEGER ORHAN, KOÇ TURAN, BEGER BURHAN, ÖZALP HAKAN, HAMZAOĞLU VURAL, VAYİSOĞLU YUSUF, TALAS DERYA ÜMİT, KURTOĞLU ZELİHA (2018). Multiple muscular abnormalities in a fetal cadaver with CHARGE syndrome. Surgical and Radiologic Anatomy, 41(5), 601-605., Doi: 10.1007/s00276-018-2137-7 (International) (Refereed) (ARTICLE Case Report) (Publication No: 4560297) 3. HAMZAOĞLU VURAL, ÖZALP HAKAN, KARATAŞ DERYA, ESEN KAAN, GÜRSES İCLAL, DAĞTEKİN AHMET, AVCI EMEL (2018). Clinical course of the untreated calcified big cerebellar liponeurocytoma. Journal of Surgical Case Reports, 2018(11), Doi: 10.1093/jscr/rjy316 (International) (Refereed) (ARTICLE Case Report) (Publication No: 5302867) 4. ÖZALP HAKAN, HAMZAOĞLU VURAL, DAĞTEKİN AHMET (2018). Gold Standard in Disc Herniations: Microdiscectomy. Turkish Neurosurgery Journal, 28(2), 196-200. (National) (Refereed) (ARTICLE Review Article) (Publication No: 5306207) 5. DAĞTEKİN AHMET, ÖZALP HAKAN, HAMZAOĞLU VURAL, KARATAŞ DERYA (2017). Lumbar Facet Arthroplasty and Replacement Techniques. Turkiye Klinikleri Neurosurgery - Special Topics Journal Identity, 7(2) (National) (Refereed) (ARTICLE Review Article) (Publication No: 5305251) 6. ALAKAYA MEHMET, ARSLANKÖYLÜ ALİ ERTUĞ, VATANSEVER DANACI ESRA, ÖZALP HAKAN, ÖZGÜR ANIL, İSPİR CANER (2017). A rare cause of pleural effusion cerebrospinal fluid leakage. Journal of Pediatric Neurosciences, 12(1), 117, Doi: 10.4103/jpn.JPN_176_16 (International) (Refereed) (ARTICLE Letter to the Editor) (Publication No: 5302844) 7. TENEKECİ GÖKTEKİN, SARI ALPER, HAMZAOĞLU VURAL, ÖZALP HAKAN (2017). Reconstruction of a Marjolin Ulcer Defect of the Scalp Invading Brain and Causing Brain Abscess Formation Using Free 9 Latissimus Dorsi Flap. Journal of Craniofacial Surgery, 28(5), 510-512., Doi: 10.1097/SCS.0000000000003805 (International) (Refereed) (ARTICLE Case Report) (Publication No: 8. DAĞTEKİN AHMET, HAMZAOĞLU VURAL, ÖZALP HAKAN, AVCI EMEL, KARATAŞ MEHMET ALİ, VARYEMEZ MEHMET TAMER, ALIMLI MUTLU, BAĞDATOĞLU CELAL (2017). A probable extraordinary etiology of a redundant nerve root syndrome: lumbar spondylolisthesis. Journal of Neurological Sciences (Turkish), Doi: 10.24165/jns.9800.16 (International) (Refereed) (ARTICLE Case Report) (Publication No: 5302655) 9. ÖZALP HAKAN, HAMZAOĞLU VURAL, Bagdatoglu Celal, AKBIYIK TOLGA (2016). Human Tail. Turkiye Klinikleri Neurosurgery, 6(2), 77-79. (National) (Refereed) (ARTICLE Review Article) (Publication No: 5305219) 10. İSMİ ONUR, ÖZALP HAKAN, HAMZAOĞLU VURAL, BUCİOĞLU HELEN, VAYİSOĞLU YUSUF, GÖRÜR KEMAL (2016). Grisel's Syndrome Accompanying a Submandibular Abscess. Brazilian Journal of Otorhinolaryngology, Doi: 10.1016/j.bjorl.2016.07.004 (International) (Refereed) (ARTICLE Case Report) (Publication No: 5292889) 11. ÇAKIR EMİNE ECEM, TANCIL CEMNUR, BAŞKAN FUAT CEM, FARSAK MEHMET, KARŞIYAKA DİLAN, HARBİYELİ HAYDAR CEM, HAMZAOĞLU VURAL, ÖZALP HAKAN, İSMİ ONUR, BAHADIR BERKTUĞ, ETİ CAN MEHMET, YENER TAMER (2016). Appropriate Animal Selection Considering Human Anatomy and Physiology in Experimental Studies. koru proceeding, 6(1), 29-33. (National) (Refereed) (ARTICLE Review Article) (Publication No: 5305334) 12. HAMZAOĞLU VURAL, ÖZALP HAKAN, ÖZDEMİR MEVCİ, DOĞAN ACLAN (2015). Brief report: large fusiform aneurysm of a circumflex branch of the posterior cerebral artery. Turkish Neurosurgery, 27(6), 1025-1028., Doi: 10.5137/1019-5149.JTN.14341-15.1 (International) (Refereed) (ARTICLE Case Report) (Publication No: 5301785) 13. HAMZAOĞLU VURAL, YILMAZ TEVFİK, ÇIKLA ULAŞ, ÖZALP HAKAN (2014). Spinal Cord Injury Without Radiographic Abnormality (SCIWORA) In An Adult. Journal of Contemporary Medicine, 0(0), Doi: 10.16899/ctd.15027 (National) (Refereed) (ARTICLE Case Report) (Publication No: 5305262) Technical Note, Case Report, Research Note, etc. 1. Case Report, ÖZALP HAKAN, HAMZAOĞLU VURAL, KARATAŞ DERYA, DAĞTEKİN AHMET, YILDIZ MEHMET, AVCI EMEL (2019). Rare Cause of Acute Tetraplegia and Respiratory Arrest: Cervicomedullary Neuroenteric Cyst in a Child: Case Report. NMC Case Report Journal, 6(1), 1-4., Doi: 10.2176/nmccrj.cr.2018-0105 (Publication No: 5302940) 2. Case Report, HAMZAOĞLU VURAL, ÖZALP HAKAN, KARATAŞ DERYA, ESEN KAAN, GÜRSES İCLAL, DAĞTEKİN AHMET, AVCI EMEL (2018). Clinical course of the untreated calcified big cerebellar liponeurocytoma. Journal of Surgical Case Reports, 2018(11), Doi: 10.1093/jscr/rjy316 (Publication No: 5302867) 3. Case Report, TENEKECİ GÖKTEKİN, SARI ALPER, HAMZAOĞLU VURAL, ÖZALP HAKAN (2017). Reconstruction of a Marjolin Ulcer Defect of the Scalp Invading Brain and Causing Brain Abscess Formation Using Free Latissimus Dorsi Flap. Journal of Craniofacial Surgery, 28(5), 510-512., Doi: 10.1097/SCS.0000000000003805 (Publication No: 5292959) 4. Letter to the Editor, ALAKAYA MEHMET, ARSLANKÖYLÜ ALİ ERTUĞ, VATANSEVER DANACI ESRA, ÖZALP HAKAN, ÖZGÜR ANIL, İSPİR CANER (2017). A rare cause of pleural effusion cerebrospinal fluid leakage. Journal of Pediatric Neurosciences, 12(1), 117, Doi: 10.4103/jpn.JPN_176_16 (Publication No: 5302844) 5. Case Report, DAĞTEKİN AHMET, HAMZAOĞLU VURAL, ÖZALP HAKAN, AVCI EMEL, KARATAŞ MEHMET ALİ, VARYEMEZ MEHMET TAMER, ALIMLI MUTLU, BAĞDATOĞLU CELAL (2017). A probable extraordinary etiology of a redundant nerve root syndrome: lumbar spondylolisthesis. Journal of Neurological Sciences (Turkish), Doi: 10.24165/jns.9800.16 (Publication No: 5302655) 6. Case Report, İSMİ ONUR, ÖZALP HAKAN, HAMZAOĞLU VURAL, BUCİOĞLU HELEN, VAYİSOĞLU YUSUF, GÖRÜR KEMAL (2016). Grisel's Syndrome Accompanying a Submandibular Abscess. Brazilian Journal of Otorhinolaryngology, Doi: 10.1016/j.bjorl.2016.07.004 (Publication No: 5292889) 7. Case Report, HAMZAOĞLU VURAL, ÖZALP HAKAN, ÖZDEMİR MEVCİ, DOĞAN ACLAN (2015). Brief report: large fusiform aneurysm of a circumflex branch of the posterior cerebral artery. Turkish Neurosurgery, 27(6), 1025-1028., Doi: 10.5137/1019-5149.JTN.14341-15.1 (Publication No: 5301785) 8. Case Report, HAMZAOĞLU VURAL, YILMAZ TEVFİK, ÇIKLA ULAŞ, ÖZALP HAKAN (2014). Spinal Cord Injury Without Radiographic Abnormality (SCIWORA) In An Adult. Journal of Contemporary Medicine, 0(0), Doi: 10.16899/ctd.15027 (Publication No: 5305262)