Section of Neurology - Dr. Arturo Tamayo

Assistant Professor of Medicine (Neurology)

Degree: MD

Fellowship: Cerebrovascular Diseases (University of Western Ontario), Stroke Prevention (Robarts Research Institute).

Mailing Address:
GE173-820 Sherbrook Street. Winnipeg Manitoba R3A 1R9

Phone: 204-787-5111; Fax : 204-787-3808


Clinical Interests:
-Acute Stroke Management
-Stroke Prevention
-Transcranial Doppler
-Atrial Fibrillation and Stroke

Research Interests:
-Asymptomatic Carotid Artery Stenosis
-Role of risk factors on outcome in patients with TIA

Selected Publications
Tamayo A, Zamudio A. et al. Cardiac Tamponade associated with Aortic Aneurysm rupture. Anales Medicos. Hospital ABC 1991.36:2; 65-69.

Tamayo A and Sieiro M. Longitudinal Sinus Thrombosis as a manifestation of an Antiphospholipid Syndrome. Anales Medicos Hospital ABC. 1992. 37:1; 27-32.

Tamayo A and Gerson R. New Concepts on Emesis and cancer, using a new Antiserotoninergic drug, Ondansetron, for Nausea and vomiting in patients undergoing chemotherapy. Anales Medicos. Hospital ABC. 1992. 37:4; 175-182.

Silver Brian, Demaerschalk B, Merino JG, Wong E, Tamayo A, Improved Outcomes in Stroke Thrombolysis with Pre-specified Imaging criteria. Can.J.Neurol.Sci. 2001;28:113-119.

Merino JC, Silver B, Wong E, Demaerschalk B, Tamayo A, Hachinski V.  Physician knowledge of the benefits, risks, and contraindications of tissue plasminogen activator for acute ischemic stroke. Stroke 2001;32:2208-2209.

Merino JC, Silver B, Wong E, Foell B, Demaerschalk B, Tamayo A, Poncha F, Hachinski V. Extending Tissue Plasminogen Activator Use to Community and Rural Stroke Patients. Stroke. 2002; 33: 141-146.

Spence JD, Tamayo A and DiCicco M. Unstable Carotid Plaque. CMAJ 2002; 166: 8.

Di Legge S, Spence JD, Tamayo A and Hachinski V. The renin-driven depletion of potassium and increased risk of stroke.  Neurology 2003; 60: 1870.

Taylor-Foell, Silver B, Merino JG, Wong EH, Demaerschalk B, Poncha F, Tamayo A, Hachinski V. Effects of thrombolysis for acute stroke in patients with pre-existing disability. CMAJ 2003; 169: 193-197.

Ainsworth C, Blake C, Tamayo A, Fenster A, Spence JD. 3 D Ultrasound Measurement of Change in Carotid Plaque Volume.  A tool for rapid evaluation of new therapies. Stroke. 2005; 35: 1904-1909.

Spence JD, Tamayo A, Lownie S, Ng W, and Ferguson G. Asymptomatic carotid stenosis without microemboli on Transcranial Doppler does not warrant endarterectomy or stenting.  Stroke 2005;36; 2376-2378.

Demaerschalk B, Silver B, Wong E, Merino JG, Tamayo A, and Hachinski V. ASPECT Scoring to Estimate >1/3 Middle Cerebral Artery Territory Infarction. Can.J.Neurol. Sci. 2006; 33:200-204.

Tamayo A. Stroke Prevention and The Metabolic Syndrome: A Consellation of Factors Leading to Vascular Castastrophy. In Stroke Rounds. 2008. Vol. 2. Issue 2.

Moore DF, Lix LM, Yogendran MS, Martens P, and Tamayo A. Stroke Surveillance in Manitoba, Canada: Estimates from Administrative Databases. Chronic Diseases in Canada 2008.29;1:22-30.

Ozdemir O, Tamayo A, Munoz C, Dias B, Spence DJ. Cryptogenic Stroke and Patent Foramen Ovale: Clinical clues to paradoxical embolism.  Journal of the Neurol Sciences. 2008;275:121-127.

Tamayo A and Harrer Judith. Patent foramen Ovale and ischemic stroke recurrence: The end of a never-ending story.  Neurology (editorial) 2009;73:84-85.

Spence JD, Coates V, Li H, Tamayo A, Muñoz C, Hackam DG, Dicicco M, Desroches J, Bogiatzi C, Klein J, Madrenas J, Hegele RA. Effects of intensive medical therapy on microemboli and cardiovascular risk in asymptomatic carotid stenosis. Arch Neurol. 2010 Feb; 67(2):180-6.

Spence JD, Tamayo A. Fong W, and Mahony J. Chlamydia Pneumoniae: strongly related to carotid plaque area and stenosis. Arteriosclerosis, Thrombosis and Vascular Biology.  (Under peer review).

Madani AD, Beletsky V, Tamayo A, Munoz Claudio and Spence JD. Identifying High-Risk asymptomatic carotid stenosis: Carotid ulceration on 3D ultrasound. Under peer review. Neurology

Arauz A, Murillo L, Barinagarrementeria F, Cantú C, Roldan J, Vargas-Barron J,  and Tamayo A. Long term Cryptogenic Stroke Recurrence and Patent Foramen Ovale. A prospective follow up study.  Accepted: International Journal of Stroke 2011.

Book Chapters
Tamayo A, and Hachinski V. Acute intervention in Stroke. In A.Gimeno Alava and P.Herman (ed). Tercera Reunion Europeo Americana de Neurologia/ Third European American Conference of Neurology.. Fundacion Ramon Areces (Ed). 1999. Pg. 181-205.

Tamayo A, and Hachinski V. Cerebrovascular Diseases. In Carruthers, Hoffman, Melmon and Nierenberg eds.  Melmon and Morrelli’s Clinical Pharmacology. Fourth ed.  Mc Graw-Hill ed. USA. 2000. Pg. 423-436.

Tamayo A, and Hachinski V. Amnesia Global Transitoria. Sebastiao Eurico de Melo-Souza ed. Tratamento das Doencas Neurologicas. Guanabara-Koogan Ed. Brazil. 2000. Pg 170-173.

Tamayo A, and Hachinski V. Ataque isquemico transitorio. Sebastiao Eurico de Melo-Souza ed. Tratamento das Doencas Neurologicas. Guanabara-Koogan Ed. 93-99.

Tamayo A, and Hachinski V. Central Nervous System. The Neurogenic Heart.  In Crawford and Di Marco eds. International Textbook of Cardiology. Mosby Ed. 2001. Chapter 8. Pg.3.1-3.6.

Tamayo A, and Hachinski V. Estado actual de la Endarterectomía Carotídea en la prevención de la isquemia cerebral. In Barinagarrementeria Fernando, y Carlos Cantú  eds. Enfermedad Vascular Cerebral.  El Manual Moderno Ed. 2003. México. Capítulo 16. Pg. 407-450.

Tamayo A, and Hachinski V. Central Nervous System. The Neurogenic Heart. In Crawford and Di Marco eds. International Textbook of Cardiology. Mosby 2nd Ed. Chapter 8.3. Pg.1469-73.

Dr. Arturo Tamayo