Walter Montanera

Project Investigator, Keenan Research Centre for Biomedical Science

Research Programs


Please note: Dr. Montanera is not taking any summer students.

Research Interests

Brain vascular diseases, brain aneurysms, arteriovenous malformations, carotid artery disease, acute stroke.


Recent Publications

  1. Ganesh, A, Ospel, JM, Menon, BK, Demchuk, AM, McTaggart, RA, Nogueira, RG et al.. Assessment of Discrepancies Between Follow-up Infarct Volume and 90-Day Outcomes Among Patients With Ischemic Stroke Who Received Endovascular Therapy. JAMA Netw Open. 2021;4 (11):e2132376. doi: 10.1001/jamanetworkopen.2021.32376. PubMed PMID:34739060 PubMed Central PMC8571657.
  2. Diestro, JDB, Parra-Farinas, C, Balas, M, Zador, Z, Almusalam, N, Dmytriw, AA et al.. Inflammatory Biomarkers and Intracranial Hemorrhage after Endovascular Thrombectomy. Can J Neurol Sci. 2021; :1-7. doi: 10.1017/cjn.2021.197. PubMed PMID:34548113 .
  3. Micieli, JA, Dhoot, AS, Micieli, R, Montanera, W, Assaad, D, Krizova, A et al.. Recurrence of Thin Cutaneous Melanoma in the Optic Nerve After Over a Decade of Clinical Cure. J Neuroophthalmol. 2022;42 (1):e343-e346. doi: 10.1097/WNO.0000000000001399. PubMed PMID:34417774 .
  4. Lee, H, Marotta, TR, Spears, J, Sarma, D, Montanera, W, Bharatha, A et al.. Endovascular treatment of cavernous carotid artery aneurysms: A 10-year, single-center experience. Neuroradiol J. 2021;34 (6):568-574. doi: 10.1177/19714009211013487. PubMed PMID:34159822 PubMed Central PMC8649177.
  5. Nichani, P, Montanera, WJ, Micieli, JA. Third nerve palsy due to influenza A infection. Can J Ophthalmol. 2022;57 (1):69. doi: 10.1016/j.jcjo.2021.02.035. PubMed PMID:33766487 .
  6. Hill, MD, Goyal, M, Menon, BK, Nogueira, RG, McTaggart, RA, Demchuk, AM et al.. Efficacy and safety of nerinetide for the treatment of acute ischaemic stroke (ESCAPE-NA1): a multicentre, double-blind, randomised controlled trial. Lancet. 2020;395 (10227):878-887. doi: 10.1016/S0140-6736(20)30258-0. PubMed PMID:32087818 .
  7. Suthiphosuwan, S, Sasikumar, S, Munoz, DG, Chan, DK, Montanera, WJ, Bharatha, A et al.. MRI diagnosis of neuronal intranuclear inclusion disease leukoencephalopathy. Neurol Clin Pract. 2019;9 (6):497-499. doi: 10.1212/CPJ.0000000000000664. PubMed PMID:32042489 PubMed Central PMC6927451.
  8. Murphy, A, de Oliveira Manoel, AL, Macdonald, RL, Baker, A, Lee, TY, Marotta, T et al.. Changes in Cerebral Perfusion with Induced Hypertension in Aneurysmal Subarachnoid Hemorrhage: A Pilot and Feasibility Study. Neurocrit Care. 2017;27 (1):3-10. doi: 10.1007/s12028-017-0379-6. PubMed PMID:28244000 .
  9. Ray, JG, Bharatha, A, Montanera, WJ. Magnetic Resonance Imaging Exposure During Pregnancy-Reply. JAMA. 2016;316 (21):2275-2276. doi: 10.1001/jama.2016.17302. PubMed PMID:27923087 .
  10. Ray, JG, Vermeulen, MJ, Bharatha, A, Montanera, WJ, Park, AL. Association Between MRI Exposure During Pregnancy and Fetal and Childhood Outcomes. JAMA. 2016;316 (9):952-61. doi: 10.1001/jama.2016.12126. PubMed PMID:27599330 .
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Affiliations & Other Activities

  • Interventional Neuroradiologist, Medical Imaging, St. Michael’s Hospital