Concealed Wenckebach phenomena in the left bundle-branch.
D001024:Aortic Valve Stenosis / Q000503:physiopathology; D002037:Bundle-Branch Block / Q000175:diagnosis / Q000503:physiopathology*; D003327:Coronary Disease / Q000503:physiopathology; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged