Stephen P. Lownie, MD, FRCSC


Professor of Neurosurgery, Neuroradiology, and Otolaryngology, Western University
Office: London Health Sciences Centre, University Hospital C7-126
Phone: 519-663-2927
Secretary: Arlen Bermudez



Bio Sketch

Dr. Stephen Lownie is a neurosurgeon and neurointerventionalist with interests in vascular and skull base diseases. He is a Professor in the Departments of Clinical Neurological Sciences, Medical Imaging and Otolaryngology at Western in London, Ontario. He served as Chief of the Division of Neurosurgery from 2000 to 2005, and as Co-Chair / Co-Chief of the Department of Clinical Neurological Sciences from 2000 to 2010. He is Past-President of the Canadian Neurosurgical Society.

Dr. Lownie obtained his MD at Dalhousie University, followed by postgraduate education in neurosurgery at Western, and diagnostic and interventional neuroradiology fellowships at Western and at UCLA. He has been an attending neurosurgeon and neurointerventionalist at London Health Sciences Centre since 1992. He is the first Canadian and one of the first people worldwide trained in both neurosurgery and interventional neuroradiology.

Dr. Lownie has mentored neurosurgeons, radiologists, and neurologists who have gone on to neurovascular careers in Canada, the United States, Europe, Australia, the Caribbean and the Middle East. He also founded the Charles Drake Clinical Fellowship in Neurovascular Therapy in 2001 and established the Drake-Hunterian Neurosurgical Lab in 2009.



Dr. Lownie introduced the first robotic-3D angiography into a neurosurgery O.R. in North America. He has conducted peer-reviewed grant-supported research in hypothermia for stroke, and in surgical education using large and small animal models. He has partnered with industry in the assessment and development of novel catheter technologies.

Medical Interests

Aneurysms, Arteriovenous Malformation (AVM: abnormal connection between veins and arteries), Carotid Disease, Vascular Neurosurgery, Endovascular Therapy, Skull Base Tumors

Honours and Awards

  • 2016, Lawson Innovation Award, Lawson Health Research Institute
  • 2006, Teaching Honour Roll Certificate, Western University Students' Council
  • 2005, Teaching Honour Roll Certificate, Western University Students' Council
  • 2004, Teaching Honour Roll Certificate, Western University Students' Council
  • 2003, Teaching Honour Roll Certificate, Western University Students' Council
  • 1989, Clinical Investigation Award, Western University
  • 1988, First Prize for Basic Research, CNS Research Day
  • 1987, Ethicon Surgical Knot-Tying Contest, Ethicon Inc.


PubMed Publications Listing


Pelz DM, Lownie SP. Selective Poststent Balloon Angioplasty for Carotid Stenting. AJNR Am J Neuroradiol. 2017 Oct 19. doi: 10.3174/ajnr.A5346. [Epub ahead of print] PubMed PMID: 29051210.

Budhram A, Climans SA, Le C, Casserly CS, Mayich M, Lownie SP, Sposato LA. Aseptic meningitis due to reperfusion injury after carotid artery stenting. J Neurol Sci. 2017 Oct 15;381:269-271. doi: 10.1016/j.jns.2017.08.3255. Epub 2017 Aug 31. PubMed PMID: 28991696.

Staudt MD, Pasternak SH, Sharma M, Pandey SK, Arango MF, Pelz DM, Lownie SP. Multilevel, ultra-large-volume epidural blood patch for the treatment of neurocognitive decline associated with spontaneous intracranial hypotension: case report. J Neurosurg. 2017 Oct 6:1-6. doi: 10.3171/2017.5.JNS17249. [Epub ahead of print] PubMed PMID: 28984516.

Pelz DM, Lownie SP. Safety and Efficacy of Aneurysm Treatment with the WEB. AJNR Am J Neuroradiol. 2017 Sep 21. doi: 10.3174/ajnr.A5387. [Epub ahead of print] PubMed PMID: 28935623.

Lownie SP. Letter to the Editor. Hydrodynamic hydrocephalus in nongalenic arteriovenous fistula. J Neurosurg Pediatr. 2017 Sep 15:1-2. doi: 10.3171/2017.4.PEDS17159. [Epub ahead of print] PubMed PMID: 28937918.

Martinez-Perez R, Lownie SP, Pandey SK, Boulton MR. Stent Placement for Carotid WebWorld Neurosurg. 2017 Feb;98:879.e9-879.e11. doi: 10.1016/j.wneu.2016.11.050. Epub 2016 Nov 19. PMID: 27876658.


Social Media Coverage