Relief of Angina Pectoris by Valsalva Maneuver

Abstract
NITROGLYCERIN and amylnitrite have long been the only effective means by which a patient suffering from angina pectoris may obtain prompt relief of pain without a physician in attendance. In 1928 Wassermann1 observed that carotid-sinus stimulation may abruptly terminate an attack of angina pectoris. This maneuver has been popularized by Levine,2 , 3 who has emphasized its diagnostic value in cases of atypical chest pain. Aside from these 2 therapeutic measures, 1 pharmacologic and the other mechanical, no immediately effective treatment of angina pectoris is known.Recently, we encountered 5 patients with angina pectoris who discovered that they were able to terminate . . .