This volume of 730 pages on bronchial asthma by Dr. Unger is unique if for no other reason than that one man was able to fill so many pages on this subject. There is little doubt but that this large volume is the most complete thus far available on asthma. Certain important considerations, however, are either lightly passed over or erroneously presented. In discussing a disease process as severe as asthma, one should surely devote more than 8 pages to the disturbed physiologic factors, the understanding of which is so important if one is to treat the patient in a rational manner. The same criticism also applies to the cursory handling of the complication. The statement on page 323 that digitalis is of little value in the treatment of cardiac asthma is not substantiated by modern medical thought.
In general, the chapters on the allergic and the nonallergic treatment are