Dr. J. M. Da Costa, who has already contributed to the literature of cardiac disorder, two classical monographs on "Irritable Heart," and "On Strain and Overaction of the Heart," has further enriched the subject by a lecture upon "Weak Heart," given during the present month. The latter was delivered before the students of the Medical Department of the University of Pennsylvania, by solicitation of the Provost, Dr. Pepper, who, with others of the Faculty, were present in honor of the occasion.
The subject selected by the distinguished clinical teacher was the discussion of the symptom, "weak heart," especially considered from the standpoint of causation, diagnosis, prognosis, and treatment. The lecture reviewed the several forms of weak heart, the cases being grouped into three main divisions:
1. Those accompanied by organic change in the walls of the heart, the impairment of the heart's action being the consequence of such lesion; illustrations