The basic goals of a new edition are to enrich the text with recent advances and to reassess the information in previous editions. Since the publication of past editions of Heart Disease, some investigative methods have been replaced by newer techniques, and others have taken a secondary role. Braunwald and contributors evaluate even the most recent techniques and are aware of the latest trends.
For example, following the first wave of enthusiasm, the usefulness of Doppler in aortic regurgitation is now questioned by those in the field. On the other hand, time-honored investigative methods such as bedside clinical evaluation and noninvasive techniques such as electrocardiography (ECG), chest x-ray films, phonocardiography, and echocardiography, complementing bedside evaluation, continue to serve as the basic approach to the clinical examination. The text includes 15 new chapters added or substituted, but the basic format with its five divisions remains unchanged. The art of taking a
Zoneraich S. Heart Disease: A Textbook of Cardiovascular Medicine. JAMA. 1992;268(10):1326-1327. doi:10.1001/jama.1992.03490100124042