Pulmonary embolism with pulmonary hypertension or something far worse? Unveiling a rare and lethal pulmonary artery angiosarcoma: a case report

This case underscores the importance of considering pulmonary artery angiosarcoma in differential diagnoses for persistent pulmonary symptoms, especially when imaging and clinical signs are atypical for thromboembolic disease. Early recognition and a multidisciplinary approach are essential for improving outcomes in this rare but lethal malignancy, where prompt diagnosis may extend survival significantly.