Education and career
Johnson completed his undergraduate medical education at McGill University. He subsequently served as a medical officer in the Royal Canadian Navy during World War II. In 1945, he completed a post-graduate fellowship at Harvard University with Paul Dudley White. Upon returning to Canada, he performed the first heart catheterization procedure at the Montreal Children's Hospital in 1946. The following year, in 1947, he was appointed Director of Cardiology at the Royal Victoria Hospital in Montreal. He pioneered the first cardiac pacemaker and also developed the first comprehensive cardiopulmonary resuscitation (CPR) program. In 1971, he completed a joint fellowship at Université Laval and University of North Carolina in clinical epidemiology. In 1974, he moved to McMaster University, helping in the founding of its Department of Cardiology.References
{{DEFAULTSORT:Johnson, Arnold 1916 births 2006 deaths Academic staff of McMaster University McGill University Faculty of Medicine alumni Canadian cardiologists Harvard University people Canadian military personnel of World War II Canadian expatriates in the United States