NATHAN FLAXMAN, M.D.
Bundle-Branch Block is not a frequent electrocardiographic finding. Hill1 reported 41 cases, the first 32 (0.8 per cent) of which occurred in a total of some 4000 consecutive cardiac cases examined electrocardiographically in the Royal Infirmary of Edinburgh. White2 stated that of 9000 cases with electrocardiograms at the Massachusetts General Hospital during 15 years there were 212 (2.35 per cent) with bundle-branch block. During a period of one and one-half years at the Cook County Hospital there were 55 (3.34 per cent) cases of definite bundle-branch block in 1646 cases of organic heart disease.3 These reports include cases due to
FLAXMAN N. THE COURSE OF HYPERTENSIVE HEART DISEASE: III. SIGNIFICANCE OF BUNDLE-BRANCH BLOCK1. Ann Intern Med. ;11:1607–1612. doi: 10.7326/0003-4819-11-9-1607
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Published: Ann Intern Med. 1938;11(9):1607-1612.
Cardiology, Coronary Risk Factors, Hypertension, Nephrology, Rhythm Disorders and Devices.
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