Right-Bundle-Branch Block in Young Hospitalized Males

Abstract
WE have recently reviewed a series of electrocardiograms taken on 3369 hospitalized male patients between the ages of seventeen and twenty-four. Of this series 289, or 8.5 per cent, were considered to be abnormal. Our complete analysis is reported in another communication.1 We did, however, discover 33 cases of right-bundle-branch block, which represented 11.4 per cent of the abnormal tracings, or less than 1 per cent of the total number in the series. We were impressed by the absence of any cases of left-bundle-branch block. However, because of the controversy that is still apparently present regarding the significance of an . . .