Tom Marotta


Project Investigator, Keenan Research Centre for Biomedical Science


Please note: Dr. Marotta is not taking any summer students in 2019.

Research Interests

Aneurysm diagnosis and surgery, three-dimensional imaging, magnetic resonance angiography, X-ray computed tomography, blood vessel prosthesis, new devices for endovascular repair of aneurysms.


Recent Publications

  1. Marotta, TR. Erratum. The second-generation eCLIPs Endovascular Clip System: initial experience. J. Neurosurg. 2018;129 (1):249. doi: 10.3171/2018.4.JNS161731a. PubMed PMID:30444492 .
  2. Murphy, A, Lee, TY, Marotta, TR, Spears, J, Macdonald, RL, Aviv, RI et al.. Prospective Multicenter Study of Changes in MTT after Aneurysmal SAH and Relationship to Delayed Cerebral Ischemia in Patients with Good- and Poor-Grade Admission Status. AJNR Am J Neuroradiol. 2018;39 (11):2027-2033. doi: 10.3174/ajnr.A5844. PubMed PMID:30337436 .
  3. Adeeb, N, Griessenauer, CJ, Dmytriw, AA, Shallwani, H, Gupta, R, Foreman, PM et al.. Risk of Branch Occlusion and Ischemic Complications with the Pipeline Embolization Device in the Treatment of Posterior Circulation Aneurysms. AJNR Am J Neuroradiol. 2018;39 (7):1303-1309. doi: 10.3174/ajnr.A5696. PubMed PMID:29880475 .
  4. Zetchi, MA, Dmytriw, AA, Chiu, AH, Drake, BJ, Alizadeh, NV, Bharatha, A et al.. Entry remnants in flow-diverted aneurysms: Does branch geometry influence aneurysm closure?. Interv Neuroradiol. 2018;24 (6):624-630. doi: 10.1177/1591019918779229. PubMed PMID:29871561 PubMed Central PMC6259341.
  5. Griessenauer, CJ, Ogilvy, CS, Adeeb, N, Dmytriw, AA, Foreman, PM, Shallwani, H et al.. Pipeline embolization of posterior circulation aneurysms: a multicenter study of 131 aneurysms. J. Neurosurg. 2018; :1-13. doi: 10.3171/2017.9.JNS171376. PubMed PMID:29726768 .
  6. Dmytriw, AA, Adeeb, N, Kumar, A, Griessenauer, CJ, Phan, K, Ogilvy, CS et al.. Flow Diversion for the Treatment of Basilar Apex Aneurysms. Neurosurgery. 2018;83 (6):1298-1305. doi: 10.1093/neuros/nyx628. PubMed PMID:29529233 .
  7. Aldakkan, A, Dunn, M, Warsi, NM, Mansouri, A, Marotta, TR. Vascular Eagle's Syndrome: Two Cases Illustrating Distinct Mechanisms of Cerebral Ischemia. J Radiol Case Rep. 2017;11 (8):1-7. doi: 10.3941/jrcr.v11i8.3040. PubMed PMID:29299100 PubMed Central PMC5743131.
  8. Brown, AD, Marotta, TR. Using machine learning for sequence-level automated MRI protocol selection in neuroradiology. J Am Med Inform Assoc. 2018;25 (5):568-571. doi: 10.1093/jamia/ocx125. PubMed PMID:29092082 .
  9. Garg, V, Peterson, MD, Chu, MW, Ouzounian, M, MacArthur, RG, Bozinovski, J et al.. Axillary versus innominate artery cannulation for antegrade cerebral perfusion in aortic surgery: design of the Aortic Surgery Cerebral Protection Evaluation (ACE) CardioLink-3 randomised trial. BMJ Open. 2017;7 (6):e014491. doi: 10.1136/bmjopen-2016-014491. PubMed PMID:28601820 PubMed Central PMC5623414.
  10. Chiu, AH, De Vries, J, O'Kelly, CJ, Riina, H, McDougall, I, Tippett, J et al.. The second-generation eCLIPs Endovascular Clip System: initial experience. J. Neurosurg. 2018;128 (2):482-489. doi: 10.3171/2016.10.JNS161731. PubMed PMID:28304190 .
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Affiliations & Other Activities

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