Massive pericardial effusion caused by hypothyroidism

摘要

Although mild pericardial effusion is a usual finding in patients with hypothyroidism, massive pericardial effusion or pericardial tamponade is rare and customarily related to severe hypothyroidism. The diagnosis of hypothyroidismshould be considered in the differential of patients presenting with unexplainedpericardial effusion, even when signs and symptoms of hypothyroidism arenonexistent.