These two pamphlets constitute a plea for standardization in cardiac diagnosis. The first pamphlet describes the technic of radiologic examination, what may be learned from radiologic examination and, equally important, what may not be determined. It is of equal value to the radiologist and the clinician. Many diagrams depicting the changes that accompany various disorders of the heart add greatly to the value of the work.
The second pamphlet should be entitled "Criteria for the Description of Electrocardiograms." Correctly enough, it does not consider interpretation in the sense that the fundamental cause of the electrocardiogram is discussed. Fifty key numbers are given which may be used to describe the various types of electrocardiographic curves. These cover all of the usual, and many of the unusual, graphs. Illustrative electrocardiograms are included.
The authors express the hope that both volumes may lead to more uniformity in the terms of cardiac diagnosis. Some