The bypass on the way to the bypass.
D006328:Cardiac Catheterization; D001026:Coronary Artery Bypass; D003327:Coronary Disease / Q000175:diagnosis* / Q000503:physiopathology / Q000601:surgery; D004562:Electrocardiography; D005080:Exercise Test; D006801:Humans; D008297:Male; D008875:Middle Aged