Introduction: Among malignant pericardial tumors, which appear to be scarcely seen, primary pericardial angiosarcoma is considered as one of the rarest ones. Case Report: A 51-year-old female presented with dyspnea on exertion and edema of lower limbs. Echocardiography showed pericardial effusion. Aspiration and biopsy of pericardium were reported as chronic pericarditis as well. In her thi...