Dr. Lynne O’Sullivan

Veterinary Cardiologist

Dr. Lynne O’Sullivan is a veterinary cardiologist and Professor in the Department of Companion Animals at the Atlantic Veterinary College, University of Prince Edward Island. She received her Doctor of Veterinary Medicine (DVM) degree from the Atlantic Veterinary College, University of Prince Edward Island in 1998. She then went on to the Ontario Veterinary College at the University of Guelph where she completed a rotating internship, Cardiology residency, and Doctor of Veterinary Science (DVSc) graduate degree. She was board certified in Cardiology by the American College of Veterinary Internal Medicine (ACVIM) in 2003.

Dr. O’Sullivan was a faculty member at the University of Guelph from 2003 to 2018, after which she returned east to the University of Prince Edward Island. She is part of the clinical Cardiology Service at the AVC Veterinary Teaching Hospital, where she evaluates and treats companion animal patients with cardiac disease and teaches DVM students.

Her research has been in the areas of dilated cardiomyopathy in Doberman pinchers, arrhythmogenic right ventricular cardiomyopathy in Boxer dogs, and canine degenerative mitral valve disease. She has had the opportunity to collaborate with other members of the Centre for Cardiovascular Investigation at the University of Guelph, and to be a part of several large multicenter veterinary clinical trials.