Atakan Orscelik, MD
Postdoctoral Scholar
Neurological Surgery
School of Medicine

Education & Training

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• MD Medicine Ondokuz Mayis University 07/2022

Publications (58)

Top publication keywords:
Intracranial AneurysmCathetersMeningeal ArteriesIntracranial Arteriovenous MalformationsDimethyl SulfoxideEndovascular ProceduresThrombectomyMicrosurgeryCerebral AngiographyFistulaMechanical ThrombolysisHematoma, Subdural, ChronicCentral Nervous System Vascular MalformationsIntracranial HypotensionEmbolization, Therapeutic

• Temporal relationship between hematoma resolution and functional recovery after middle meningeal artery embolization for chronic subdural hematoma.
  Journal of neurosurgery 2026 DeMessie B, Essibayi MA, Salim HA, Karandish A, Park J, Khatri D, Haranhalli N, Baker A, Zampolin R, Brook AL, Lee SK, Adeeb N, Li YL, Simonato D, Ortega DA, Cancelliere N, Diestro JD, Carnevale JA, …
• Angioscopic study of the major dural venous sinuses in human cadavers.
  Journal of neurointerventional surgery 2026 Senol YC, Liu A, Krishnan N, Haider A, Orscelik A, Kumar P, Krishnan N, Cho B, Pardalidis P, Amans MR, Savastano L
• Safety and long-term outcomes following bypass surgery in pediatric versus adult patients with Moyamoya disease: a multicenter cohort study.
  Child's nervous system : ChNS : official journal of the International Society for Pediatric Neurosurgery 2026 El-Hajj VG, Roy JM, Musmar B, Naamani KE, Piper K, Rastegar V, Kim WJ, Ellens N, Rizzuto M, Alshahrani R, Chen CJ, Jabre R, Saad H, Grossberg JA, Dmytriw AA, Patel AB, Khorasanizadeh M, Ogilvy CS, …
• Delphi Consensus on Early Neurologic Improvement after Mechanical Thrombectomy.
  AJNR. American journal of neuroradiology 2026 Bilgin C, Ospel J, Kobeissi H, Ghozy S, Senol YC, Bayraktar EA, Orscelik A, Desai S, Zhang X, Hassan AE, Schirmer CM, Zaidat OO, Amans M, Abdalkader M, Dmytriw AA, Fischer U, Nogueira RG, Brinjikji W,…
• Development and validation of a perfused cadaveric model for neurovascular transradial access with insights from angiography and angioscopy.
  Journal of neurointerventional surgery 2026 Senol YC, Krishnan N, Asghariahmadabad M, Madhani SI, Liu A, Orscelik A, Mattay R, Han W, Amans MR, Savastano L

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• Burden of Central Nervous System Cancer in the United States, 1990-2021.
  JAMA neurology 2026 GBD 2021 US CNS Cancer Collaborators, Han HJ, Kim YS, Park S, Shin JI, Kim MS, Moon JH, Kim YB, Ababneh HS, Abu-Zaid A, Areda D, Arul S, Azzam AY, Bardhan M, Bayat Tork MA, Behnam B, Bilgin GB, …
• Efficacy and safety of balloon Angioplasty and Intra-Arterial calcium channel blockers in the management of Cerebral Vasospasm: a systematic review and meta-analysis.
  Neurosurgical review 2025 Musmar B, Orscelik A, Roy JM, Khoury JVME, Adeeb N, Tjoumakaris SI, Gooch MR, Notarianni C, Guthikonda B, Morcos J, Rosenwasser RH, Jabbour P
• What can we learn from machine learning studies on flow diverter aneurysm embolization? A systematic review.
  Journal of neurointerventional surgery 2025 Bayraktar EA, Cortese J, Jabal MS, Ghozy S, Orscelik A, Bilgin C, Kadirvel R, Brinjikji W, Kallmes DF
• Endovascular Embolization Techniques for Cerebrospinal Fluid-Venous Fistula in the Treatment of Spontaneous Intracranial Hypotension.
  Neurosurgery clinics of North America 2025 Orscelik A, Cutsforth-Gregory JK, Madhavan A, Senol YC, Kobeissi H, Belge Bilgin G, Bilgin C, Kallmes DF, Brinjikji W
• Rescue management of recurrent or growing non-acute subdural hematoma following standalone or adjunctive middle meningeal artery embolization: A case series and systematic review.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2025 Orscelik A, Senol YC, Chaney E, Narsinh K, Amans M, Raper DM, Winkler E, Hetts S, Cooke D, Savastano LE
• Proximal coiling versus liquid agents in treatment for middle meningeal artery embolization: A single-center study with 94 patients.
  Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 2025 Senol YC, Sayin B, Cifci HE, Sipahi OS, Orscelik A, Ertugrul Y, Guler A, Ozbakir MO, Orhan G, Belen AD, Daglioglu E
• Response to: Correspondence on "Comparative analysis of single plane and biplane angiography systems for mechanical thrombectomy for acute ischemic stroke: a systematic review and meta-analysis" by Zhang et al.
  Journal of neurointerventional surgery 2025 Orscelik A, Ghozy S, Brinjikji W, Kallmes DF
• Are orbital branches of the middle meningeal artery underestimated? A human cadaveric angiographic study.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2025 Senol YC, Liu A, Krishnan N, Kumar P, Orscelik A, Savastano L
• Comparison of combined intravenous and intra-arterial thrombolysis with intravenous thrombolysis alone in stroke patients undergoing mechanical thrombectomy: a propensity-matched analysis.
  Journal of neurointerventional surgery 2025 Elawady SS, Abo Kasem R, Mulpur B, Cunningham C, Matsukawa H, Sowlat MM, Orscelik A, Nawabi NLA, Isidor J, Maier I, Jabbour P, Kim JT, Wolfe SQ, Rai A, Starke RM, Psychogios MN, Samaniego EA, …
• Comparative Outcomes of Combined Balloon Angioplasty and Intra-arterial Calcium Channel Blockers Versus Monotherapy for Cerebral Vasospasm Management: A Systematic Review and Meta-analysis.
  Translational stroke research 2025 Musmar B, Orscelik A, Roy JM, Hage S, Adeeb N, Tjoumakaris SI, Gooch MR, Notarianni C, Guthikonda B, Morcos J, Rosenwasser RH, Jabbour P
• Comparative analysis of single plane and biplane angiography systems for mechanical thrombectomy for acute ischemic stroke: a systematic review and meta-analysis.
  Journal of neurointerventional surgery 2025 Orscelik A, Bilgin C, Cortese J, Cayme JJ, Zandpazandi S, Senol YC, Musmar B, Ghozy S, Bayraktar EA, Beizavi Z, Brinjikji W, Kallmes DF
• Microsurgical clipping of ruptured basilar artery perforator aneurysms in the endovascular era: A single-center experience.
  Neuro-Chirurgie 2025 Abdelsalam A, Oushy S, Lu A, Ramsay IA, Young J, Sanikommu S, Rinaldo L, Orscelik A, Shrigiri S, Savastano LE, Starke RM, Abla AA
• Impact of carotid artery tortuosity on mechanical thrombectomy outcomes: A systematic review.
  The neuroradiology journal 2025 Bilgin C, Gupta R, Orscelik A, Hassankhani A, Senol YC, Kobeissi H, Ghozy S, Kadirvel R, Brinjikji W, Kallmes DF
• Comparative Efficacy and Safety of Endovascular Versus Surgical Treatment in Spinal Dural Arteriovenous Fistulas : A Systematic Review and Meta-analysis.
  Spine 2025 Musmar B, Roy JM, Orscelik A, Bhaskar S, Sizdahkhani S, Atallah E, Koduri S, Tjoumakaris SI, Gooch MR, Rosenwasser RH, Jabbour P
• Comparative outcomes of endovascular vs. surgical treatment in craniocervical junction dural arteriovenous fistulas: A systematic review and meta-analysis.
  Journal of the neurological sciences 2025 Musmar B, Roy JM, Orscelik A, Koduri S, Karadimas S, Sizdahkhani S, Atallah E, Tjoumakaris SI, Gooch MR, Zarzour H, Ghosh R, Schmidt RF, Rosenwasser RH, Jabbour P
• The effects of admission hyperglycemia and diabetes mellitus on mechanical thrombectomy outcomes: A systematic review and meta-analysis.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2025 Belge Bilgin G, Bilgin C, Jabal MS, Kobeissi H, Ghozy S, Senol YC, Orscelik A, Kadirvel R, Brinjikji W, Kallmes DF, Rabinstein AA
• Oculomotor nerve palsy recovery following microsurgery vs. endovascular treatment of posterior communicating artery aneurysms: a comparative meta-analysis of short- and long-term outcomes.
  Neurosurgical review 2024 Abo Kasem R, Cunningham C, Elawady SS, Sowlat MM, Babool S, Hulou S, Hubbard Z, Orscelik A, Musmar B, Spiotta AM
• Comparative efficacy, safety, and DMSO compatibility of detachable vs. non-detachable tip microcatheters in neurointerventional procedures: A systematic review and meta-analysis.
  Journal of neuroradiology = Journal de neuroradiologie 2024 Orscelik A, Musmar B, Bayraktar EA, Cortese J, Senol YC, Ghozy S, Essibayi MA, Bilgin GB, Pakkam M, Bilgin C, Brinjikji W, Kallmes DF
• Outcomes of mechanical thrombectomy in stroke patients with extreme large infarction core.
  Journal of neurointerventional surgery 2024 Almallouhi E, Zandpazandi S, Anadani M, Cunningham C, Sowlat MM, Matsukawa H, Orscelik A, Elawady SS, Maier I, Al Kasab S, Jabbour P, Kim JT, Wolfe SQ, Rai A, Starke RM, Psychogios MN, Samaniego EA, …
• Circulating miRNA profiles as predictive biomarkers for aneurysm healing following endovascular treatment: a prospective study.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2024 Arul S, Jassen E, Ayers-Ringler J, Mereuta OM, Senol YC, Orscelik A, Ghozy S, Brinjikji W, Kallmes DF, Kadirvel R
• Effect of the Effective Metal Surface Area of Two Different Flow Diverter Stents on the Stagnation Region Formation Inside the Aneurysm Sac.
  Asian journal of neurosurgery 2024 Gunaydin MT, Guclu G, Olcay AB, Orscelik A, Bilgin C, Hakyemez B
• Endovascular thrombectomy for severe cerebral venous thrombosis: A comprehensive meta-analysis assessing safety and efficacy.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2024 Ghozy S, Orscelik A, Tolba H, Abdelghaffar M, Kobeissi H, Ghaith HS, Abbas AS, Kadirvel R, Brinjikji W, Kallmes DF
• Detection rate of gastrin-releasing peptide receptor (GRPr) targeted tracers for positron emission tomography (PET) imaging in primary prostate cancer: a systematic review and meta-analysis.
  Annals of nuclear medicine 2024 Belge Bilgin G, Bilgin C, Orscelik A, Burkett BJ, Thorpe MP, Johnson DR, Johnson GB, Kallmes DF, Sartor O, Kendi AT
• The effect of intravenous thrombolysis in stroke patients with unsuccessful thrombectomy.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2024 Elawady SS, Kasem RA, Matsukawa H, Cunningham C, Sowlat MM, Nawabi NL, Orscelik A, Venegas JM, Isidor J, Loulida H, Maier I, Jabbour P, Kim JT, Wolfe SQ, Rai A, Starke RM, Psychogios MN, Samaniego EA,…
• Creation of a predictive calculator to determine adequacy of occlusion of the woven endobridge (WEB) device in intracranial aneurysms-A retrospective analysis of the WorldWide WEB Consortium database.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2024 Musmar B, Adeeb N, Gendreau J, Horowitz MA, Salim HA, Sanmugananthan P, Aslan A, Brown NJ, Cancelliere NM, McLellan RM, Algin O, Ghozy S, Dibas M, Orscelik A, Senol YC, Lay SV, Guenego A, Renieri L, …
• Comparison of pipeline embolization device and flow redirection endoluminal device in the treatment of intracranial aneurysms: A systematic review and meta-analysis.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2024 Musmar B, Orscelik A, Salim H, Musmar F, Adeeb N, Naamani KE, Essibayi MA, Spellicy S, Abdelgadir J, Dmytriw AA, Patel AB, Pereira VM, Cuellar-Saenz HH, Guthikonda B, Zomorodi A, Jabbour P, Hasan D
• Pipeline versus non-pipeline flow diverter treatment for M1 aneurysms: A systematic review and meta-analysis.
  The neuroradiology journal 2024 Senol YC, Orscelik A, Bilgin C, Kobeissi H, Ghozy S, Arul S, Kallmes DF, Kadirvel R
• Optimal Timing of Microsurgical Treatment for Ruptured Arteriovenous Malformations: A Systematic Review and Meta-Analysis.
  Neurosurgery 2024 Orscelik A, Musmar B, Matsukawa H, Ismail M, Elawady SS, Assad S, Cunningham C, Sowlat MM, Spiotta AM
• Phenox HPC and Phenox flow modulation devices for the endovascular treatment of intracranial aneurysms: a systematic review and meta-analysis.
  Journal of neurointerventional surgery 2024 Bilgin C, Senol YC, Kobeissi H, Orscelik A, Ghozy S, Oliver AA, Kadirvel R, Brinjikji W, Kallmes DF
• Comparison of balloon guide catheter versus non-balloon guide catheter for mechanical thrombectomy in patients with distal medium vessel occlusion.
  Journal of neurointerventional surgery 2024 Orscelik A, Kallmes DF, Bilgin C, Musmar B, Senol YC, Kobeissi H, Elawady SS, Cunningham C, Matsukawa H, Zandpazandi S, Sowlat MM, Maier I, Al Kasab S, Jabbour P, Kim JT, Wolfe SQ, Rai A, Starke RM, …
• Endovascular Coiling of Ruptured Tiny Saccular Intracranial Aneurysms: A Systematic Review and Meta-Analysis.
  World neurosurgery 2024 Matsukawa H, Orscelik A, Elawady SS, Sowlat MM, Cunningham CM, Al Kasab S, Uchida K, Yoshimura S, Spiotta AM
• The impact of pre-stroke metformin use on clinical outcomes after acute ischemic stroke: A systematic review and meta-analysis.
  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association 2024 Pakkam M, Orscelik A, Musmar B, Tolba H, Ghozy S, Senol YC, Bilgin C, Nayak SS, Kadirvel R, Brinjikji W, Rabinstein AA, Kallmes DF
• Isolated Congenital Lacrimal Gland Agenesis.
  Cureus 2024 Belge Bilgin G, Bilgin C, Orscelik A, Musmar B, Kandemirli SG
• Efficacy and safety of tranexamic acid in the management of chronic subdural hematoma: a systematic review and meta-analysis.
  Journal of neurosurgery 2024 Musmar B, Orscelik A, Salim H, Adeeb N, Spellicy S, Abdelgadir J, Azar J, Cuellar-Saenz HH, Guthikonda B, Jabbour P, Hasan D
• Endovascular outcomes for anterior choroidal artery aneurysms: systematic review and meta-analysis.
  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association 2024 Senol YC, Orscelik A, Musmar B, Ghozy S, Bilgin GB, Kobeissi H, Pakkam M, Kallmes DF, Kadirvel R
• Safety and efficacy profile of off-label use of the Pipeline Embolization Device: A systematic review and meta-analysis.
  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association 2024 Senol YC, Orscelik A, Bilgin C, Kobeissi H, Ghozy S, Arul S, Kallmes DF, Kadirvel R
• Endovascular embolization of cerebrospinal fluid-venous fistula: a comprehensive systematic review on its efficacy and safety for the management of spontaneous intracranial hypotension.
  Neurosurgical review 2024 Orscelik A, Senol YC, Musmar B, Kobeissi H, Bilgin GB, Zandpazandi S, Bilgin C, Pakkam M, Brinjikji W
• Comparative analysis of syringes versus pump devices in benchtop aspiration thrombectomy models: A systematic review and meta-analysis.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2023 Senol YC, Li J, Orscelik A, Kobeissi H, Bilgin C, Oliver AA, Ghozy S, Kadirvel R, Kallmes DF
• Outcomes of mechanical thrombectomy in M1 occlusion patients with or without hyperdense middle cerebral artery sign: A systematic review and meta-analysis.
  The neuroradiology journal 2023 Orscelik A, Senol YC, Bilgin C, Kobeissi H, Ghozy S, Musmar B, Bilgin GB, Zandpazandi S, Pakkam M, Arul S, Brinjikji W, Kallmes DF
• Comparative Outcomes of Mechanical Thrombectomy in Acute Ischemic Stroke Patients with ASPECTS 2-3 vs. 4-5.
  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association 2023 Orscelik A, Matsukawa H, Elawady SS, Sowlat MM, Cunningham C, Zandpazandi S, Kasem RA, Maier I, Jabbour P, Kim JT, Wolfe SQ, Rai A, Starke RM, Psychogios MN, Shaban A, Goyal N, Yoshimura S, Cuellar H,…
• Endovascular Treatment of Small Anterior Communicating Artery Aneurysms: Safety and Efficacy in a Contemporary Cohort.
  Neurosurgery 2023 Zandpazandi S, Matsukawa H, Porto G, Kicielinski K, Cunningham C, Sowlat MM, Elawady SS, Orscelik A, Lin S, Spiotta A
• Endovascular Embolization Techniques for Cerebrospinal Fluid-Venous Fistula in the Treatment of Spontaneous Intracranial Hypotension.
  Radiologic clinics of North America 2023 Orscelik A, Cutsforth-Gregory JK, Madhavan A, Senol YC, Kobeissi H, Belge Bilgin G, Bilgin C, Kallmes DF, Brinjikji W
• Distal versus conventional transradial access for diagnostic cerebral angiography and neurointerventional procedures: A systematic review and meta-analysis.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2023 Orscelik A, Senol YC, Kobeissi H, Ghozy S, Bilgin C, Arul S, Kadirvel R, Brinjikji W, Kallmes DF
• Middle meningeal artery embolization without surgical evacuation for chronic subdural hematoma: a single-center experience of 209 cases.
  Frontiers in neurology 2023 Orscelik A, Senol YC, Bilgin C, Kobeissi H, Arul S, Cloft H, Lanzino G, Kallmes DF, Brinjikji W
• Middle meningeal artery embolization combined with surgical evacuation for chronic subdural hematoma: A single-center experience of 75 cases.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2023 Orscelik A, Senol YC, Bilgin C, Kobeissi H, Arul S, Cloft H, Lanzino G, Kallmes DF, Brinjikji W
• Endovascular treatment outcomes of vertebrobasilar junction aneurysms: Systematic review and meta-analysis.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2023 Senol YC, Kobeissi H, Orscelik A, Bilgin C, Ghozy S, Arul S, Kallmes DF, Kadirvel R
• Metabolite signature in acute ischemic stroke thrombi: a systematic review.
  Journal of thrombosis and thrombolysis 2023 Arul S, Ghozy S, Mereuta OM, Senol YC, Orscelik A, Kobeissi H, Gupta R, Brinjikji W, Kallmes DF, Kadirvel R
• First-pass effect in posterior acute ischemic stroke undergoing endovascular thrombectomy: A systematic review and meta-analysis.
  Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association 2023 Kobeissi H, Adusumilli G, Ghozy S, Dmytriw AA, Senol YC, Orscelik A, Bilgin C, Kadirvel R, Brinjikji W, Kallmes DF
• 2b Or 2c-3? A meta-analysis of first pass thrombolysis in cerebral infarction 2b vs multiple pass thrombolysis in cerebral infarction 2c-3 following mechanical thrombectomy for stroke.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2023 Kobeissi H, Ghozy S, Amoukhteh M, Arul S, Bilgin C, Yigit Can S, Orscelik A, Elfil M, Dmytriw A, Kadirvel R, Kallmes DF
• Impact of branch arteries on efficacy of endoluminal flow diverters: Insights from posterior communicating artery aneurysms.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2023 Bilgin C, Kandemirli SG, Ghozy S, Orscelik A, Kobeissi H, Senol YC, Shehata M, Kadirvel R, Brinjikji W, Kallmes DF
• The safety profile of single antiplatelet therapy with flow diverters: Systematic review and meta-analysis.
  Interventional neuroradiology : journal of peritherapeutic neuroradiology, surgical procedures and related neurosciences 2023 Senol YC, Orscelik A, Ghozy S, Kobeissi H, Arul S, Bilgin C, Kadirvel R, Kallmes DF
• Microsurgical Techniques for Exposing the Internal Maxillary Artery in Cerebral Revascularization Surgery: A Comparative Cadaver Study.
  World neurosurgery 2020 Li X, Orscelik A, Vigo V, Kola O, El-Sayed IH, Abla AA, Rubio RR
• Supracerebellar Approach for Resection of a Falcotentorial Dural Arteriovenous Fistula with Pial Tectal Arteriovenous Malformation Component Associated with a Left Parafalcine Meningioma.
  World neurosurgery 2020 Rubio RR, Li X, Orscelik A, Dubnicoff T, Raper D, Hervey-Jumper S, Abla AA