Denis Sirhan, MD

Denis Sirhan, MD
Contact Information
Hospital title: 
Head of the Cerebrovascular Service
Director of Mortality & Morbidity Rounds
Codirector of Cerebrovascular Rounds
Neurosurgery Clinic
Stroke Unit

Dr. Denis Sirhan is a neurosurgeon who specializes in skullbase approaches for complex tumours and performs endoscopic surgery for pituitary and anterior basal lesions. He has wide experience in microvascular decompressions for pathologies such as TGN and hemifacial spasm. He also has a large adult hydrocephalus practice.

Dr. Sirhan received his Medical Degree from the University of Montreal (1989) and conducted his neurosurgical residency at Notre Dame Hospital followed by a Cerebrovascular Fellowship at Detroit Medical Center. He works as both an Attending Neurosurgeon and a Neurosurgical Consultant at various hospitals and for the Grand Prix du Canada. He has been a Fellow of the Royal College of Physicians & Surgeons of Canada since 1996 and is a Diplomate of the American Board of Neurological Surgery.

Dr. Sirhan is an invaluable member of a range of committees and professional societies, Member of the Canadian Adult Hydrocephalus Group, Scientific Committee Member of the North American Skull Base Society and Administrative Council Member of the "Association de Neurochirurgie du Quebec". He is frequently invited to participate and present at national and international conferences and congresses. As the Director of Mortality & Morbidity Rounds, Codirector of Cerebrovascular Rounds, the instructor for numerous courses for neurosurgery residents and students and as a direct supervisor of medical students – Dr. Sirhan is instrumental in passing on significant medical knowledge and expertise. His practice concentrates on: cerebral aneurysms and AVM's; cavernous malformations; pituitary tumours; trigeminal (and other) neuralgias requiring microvascular decompression; normal-pressure hydrocephalus; skullbase tumours including schwannomas, meningiomas, chordomas, other malignancies.

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The Neuro (Montreal Neurological Institute-Hospital) is a bilingual academic healthcare institution. We are a McGill research and teaching institute; delivering high-quality patient care, as part of the Neuroscience Mission of the McGill University Health Centre. We are proud to be a Killam Institution, supported by the Killam Trusts.



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