Right-sided heart failure Right-sided heart failure

Results in congestion of abdominal organs causing hepatomegaly, splenomegally distended caudal vena cava and jugular veins, pericardial effusions and ascites or intrathoracic effusions. Peripheral oedema rarely occurs.

Tricuspid insufficiency, cor pulmonale and neoplasia of the right side of the heart are the geriatric diseases which would most likely cause right heart failure in the UK, but the pulmonary hypertension that occurs with left-sided heart failure may result eventually in right-sided failure as well. In enzootic areas heartworm can also cause right heart failure at any age.