Pulmonary Artery Sarcoma with Extensive Invasion of the Right Ventricle: A Case Report and Review of Therapeutic Options.

Pulmonary artery sarcoma (PAS) is a rare, aggressive cancer originating from the intimal layer of the pulmonary artery (PA), often mistaken for pulmonary thromboembolism. This case report underscores the complex management of PAS and the necessity of a multidisciplinary approach for accurate diagnosis and treatment. A 52-year-old woman with PAS was diagnosed using imaging and therapeutic tests to distinguish it from pulmonary embolism.