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February 9, 1957

Clinical Unipolar Electrocardiography

JAMA. 1957;163(6):514. doi:10.1001/jama.1957.02970410104036

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Enlargement of this new edition by two new chapters, one on vectorial interpretation and the other on congenital heart disease, has added nothing to the questionable value of this monograph as an introduction to electrocardiography for beginners. The vectorial approach is demonstrated on a few selected patients, but otherwise the interpretation of abnormalities is made on the basis of the usual pattern analysis. The section on congenital heart disease, the importance of which is emphasized in the preface, does not mention possibilities of recognizing dynamic alterations from resistance and input overload patterns. Instead, the malformations are described mainly from an anatomic viewpoint that seems out of place in a modern textbook on electrocardiography. Otherwise, the same objections and criticisms can be raised to this as to the previous editions: The principal electrocardiographic abnormalities are explained and illustrated with the help of schematic, and often clumsy, drawings, while actual electrocardiograms, many

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