Electrocardiography in Practice.

Despite the recent publication of numerous books on electrocardiography, this excellent work will be welcomed by students and physicians alike. The principles of electrocardiography as they are encountered in everyday practice are presented in a clear and concise manner, and there has been intentional omission of the theoretic detail which so frequently confuses many readers. The electrocardiograms are beautifully reproduced, and the reader has access to two hundred and seventy-two records, representing a wide range of variations. A brief clinical summary of each case and pertinent comments dealing with interpretation are conveniently placed on the page adjoining each graph.

The principles and the technic of electrocardiography are briefly presented, together with a discussion of the electrocardiograms conforming to the criteria established for normality. Part I comprises discussions and examples of innumerable graphic abnormalities and the characteristic electrocardiograms occurring in many diseases and conditions. Adventitious deflections or artefacts, which often confuse