Chronic heart failure

The clinical manifestations of chronic heart failure are closely related to which ventricle or atrial involvement. Left heart failure is the most common clinically. The clinical features of left heart failure are mainly due to pulmonary stasis and pulmonary edema caused by left atrium and / or right ventricular failure; and the clinical features of right heart failure are due to systemic venous stasis and Water and sodium retention. After the occurrence of left heart failure, the right heart also often suffers functional damage in succession, eventually leading to total heart failure. In the presence of right heart failure, the symptoms of left heart failure may be reduced.