Abstract
Summary
A form of progressive, chronic, “right-sided” cardiac failure has been produced in dogs by tricuspid valve avulsion and pulmonary artery stenosis. Three dogs so treated developed congestive failure with elevated auricular pressure and distended veins, decreased work tolerance, hepatomegaly, ascites, tachycardia at rest, and a relatively fixed heart rate during exercise. Studies of 2 of the hearts in the heart-lung preparation indicate clearly that cardiac insufficiency was present.
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