Christopher Roark, MD

Professional Titles

• Assistant Professor
• Inpatient Medical Director

Publications

• Vranic JE, Harker P, Stapleton CJ, Regenhardt RW, Dmytriw AA, Doron OM, Alotaibi NM, Leslie-Mazwi TM, Gupta R, Berglar IK, Tan CO, Koch MJ, Raymond SB, Mascitelli JR, Patterson TT, Seinfeld J, White A, Case D, Roark C, Gandhi CD, Al-Mufti F, Cooper J, Matouk C, Sujijantarat N, Devia DA, Ocampo-Navia MI, Villamizar-Torres DE, Puentes JC, Patel AB. The Impact of Dual Antiplatelet Therapy Duration on Unruptured Aneurysm Occlusion After Flow Diversion: A Multicenter Study. J Comput Assist Tomogr. 2023 Sep-Oct 01;47(5):753-758. PubMed PMID: 37707405
• Morel, B., Hoffman, J., Folzenlogen, Z., Roark, C., Seinfeld, J., & Case, D. (2023). O-035 Endovascular treatment of cerebral venous thrombosis involving the deep venous system. SNIS 20th Annual Meeting Oral Abstracts.
• Morel BC, Wittenberg B, Hoffman JE, Case DE, Folzenlogen Z, Roark C, Seinfeld J. Untangling the Modern Treatment Paradigm for Unruptured Brain Arteriovenous Malformations. J Pers Med. 2022 May 30;12(6). PubMed PMID: 35743688
• Hoffman JE, Wittenberg B, Morel B, Folzenlogen Z, Case D, Roark C, Youssef S, Seinfeld J. Tailored Treatment Options for Cerebral Cavernous Malformations. J Pers Med. 2022 May 20;12(5). PubMed PMID: 35629253
• Vranic JE, Harker P, Stapleton CJ, Regenhardt RW, Dmytriw AA, Alotaibi NM, Gupta R, Leslie-Mazwi TM, Koch MJ, Raymond SB, Mascitelli JR, Patterson TT, Seinfeld J, White A, Case D, Roark C, Gandhi CD, Al-Mufti F, Cooper J, Patel AB. Determinants of intracranial aneurysm retreatment following embolization with a single flow-diverting stent. Neuroradiol J. 2022 Aug;35(4):461-467. PubMed PMID: 34747246
• Vranic JE, Harker P, Stapleton CJ, Regenhardt RW, Dmytriw AA, Alotaibi NM, Gupta R, Leslie-Mazwi TM, Koch MJ, Raymond SB, Mascitelli JR, Patterson TT, Seinfeld J, White A, Case D, Roark C, Gandhi CD, Al-Mufti F, Cooper J, Patel AB. Determinants of intracranial aneurysm retreatment following embolization with a single flow-diverting stent. Neuroradiol J. 2021 Nov 7;:19714009211049086. [Epub ahead of print] PubMed PMID: 34747246
• Roark C, Wilson MP, Kubes S, Mayer D, Wiley LK. Assessing the utility and accuracy of ICD10-CM non-traumatic subarachnoid hemorrhage codes for intracranial aneurysm research. Learn Health Syst. 2021 Oct;5(4):e10257. PubMed PMID: 34667877
• Pollard R, Thaker A, Johnson P, Roark C. Middle Cerebral Artery Occlusion in an Intravenous Drug User With Multiple Needle Fragments in the Neck Arteries. Neurohospitalist. 2021 Jul;11(3):272-274. PubMed PMID: 34163558
• Morel BC, Barry M, Hoffman JE, Seinfeld J, Folzenlogen Z, Roark C, Case DE. Direct Carotid Artery Puncture for Thrombectomy in Pediatric Stroke. J Vasc Interv Radiol. 2021 Jun;32(6):921-923. PubMed PMID: 33677118
• White AC, Folzenlogen ZA, Harland TA, Case DE, Roark CD, Kumpe DA, Seinfeld J. Intraosseous Cannulation of a Calvarial Diploic Vein for Embolization of a Symptomatic Dural Arteriovenous Fistula: A Technical Case Report. Oper Neurosurg (Hagerstown). 2019 Jun 27. [Epub ahead of print] PubMed PMID: 31245820
• Nationwide analysis of hospital-to-hospital transfer in patients with aneurysmal subarachnoid hemorrhage requiring aneurysm repair Publish ahead of print: DOI: https://doi.org/10.3171/2018.4.JNS172269
• Franko LR, Hollon T, Linzey J, Roark C, Rajajee V, Sheehan K, Teig M, Hervey-Jumper S, Heth J, Orringer D, Williamson CA. Clinical Factors Associated With ICU-Specific Care Following Supratentoral Brain Tumor Resection and Validation of a Risk Prediction Score. Crit Care Med. 2018 Aug;46(8):1302-1308. PubMed PMID: 29742589
• White AC, Kumpe DA, Roark CD, Case DE, Seinfeld J. Patterns, Predictors, and Outcomes of Postprocedure Delayed Hemorrhage Following Flow Diversion for Intracranial Aneurysm Treatment. World Neurosurg. 2018 Jul;115:e97-e104. PubMed PMID: 29626682
• Franko LR, Sheehan KM, Roark CD, Joseph JR, Burke JF, Rajajee V, Williamson CA. A propensity score analysis of the impact of surgical intervention on unexpected 30-day readmission following admission for subdural hematoma. J Neurosurg. 2018 Oct;129(4):1008-1016. PubMed PMID: 29271714
• Futchko J, Starr J, Lau D, Leach MR, Roark C, Pandey AS, Thompson BG. Influence of smoking on aneurysm recurrence after endovascular treatment of cerebrovascular aneurysms. J Neurosurg. 2018 Apr;128(4):992-998. PubMed PMID: 28644100
• Roark C, Vadlamudi V, Chaudhary N, Gemmete JJ, Seinfeld J, Thompson BG, Pandey AS. ABC/2 Method Does not Accurately Predict Cerebral Arteriovenous Malformation Volume. Neurosurgery. 2018 Feb 1;82(2):220-225. PubMed PMID: 28605551
• Griauzde J, Ravindra VM, Chaudhary N, Gemmete JJ, Mazur MD, Roark CD, Couldwell WT, Park MS, Taussky P, Pandey AS. Use of the Pipeline embolization device in the treatment of iatrogenic intracranial vascular injuries: a bi-institutional experience. Neurosurg Focus. 2017 Jun;42(6):E9. PubMed PMID: 28565993
• Kumpe DA, Seinfeld J, Huang X, Mei Q, Case DE, Roark CD, Subramanian PS, Lind KE, Pelak VS, Bennett JL. Dural sinus stenting for idiopathic intracranial hypertension: factors associated with hemodynamic failure and management with extended stenting. J Neurointerv Surg. 2017 Sep;9(9):867-874. PubMed PMID: 27935482
• Case D, Kumpe D, Cava L, Neumann R, White A, Roark C, Seinfeld J. Ruptured Distal Posterior Inferior Cerebellar Artery (PICA) Aneurysms Associated with Cerebellar Arterial Venous Malformations (AVMs): A Case Series and Review of the Literature Demonstrating the Need for Angiographic Evaluation and Feasibility of Endovascular Treatment. World Neurosurg. 2017 Jan;97:751.e7-751.e13. PubMed PMID: 27793767
• https://doi.org/10.1136/jnis-2023-snis.35 Simpson, J. R., VanCoevering, R. J., Jeppson, K., Case, D., Seinfeld, J., Roark, C., & Poisson, S. N. (2023). Clinical Decision Support for Patients Presenting With Large Vessel Occlusion. The Neurohospitalist, 19418744231220699.

Professional Memberships

• American Association of Neruological Surgeons (AANS), Fellow
• Society of Neurointerventional Surgery (SNIS), Member
• Congress of Neurological Surgeons (CNS), Member
• AANS/CNS joint CV Section, Member
• Colorado Medical Society, Member

Practice Locations

• University of Colorado Hospital
• Denver Health Medical Center
• Children's Hospital Colorado

Specialty Information

• Neurosurgery, Board Certification

• Brain and Nervous System - General Neurosurgery
• Brain and Nervous System
• Brain and Nervous System - Neurovascular Conditions
• Brain and Nervous System - Stroke
• Brain and Nervous System - Traumatic and Acquired Brain Injuries
• Brain and Nervous System - Brain Tumors
• Radiology - Neuroradiology
• Radiology