The use of digitalis in cardiovascular surgery

Summary This paper describes the role of digitalis in cardiac surgical patients as viewed in our hospital. Routine preoperative digitalis is given to almost all patients who are to have intracardiac surgery, whether or not cardiopulmonary bypass is to be used. The positive inotropic effect of digitalis and its action on atrioventricular conduction are discussed in relation to cardiac surgery. The use of digitalis and the means of its administration before, during and after surgery are described. Postoperative digitalis intoxication and its treatment are outlined.