Near total occlusion of the main pulmonary artery and destruction of pulmonary valve by leiomyosarcoma.
Jelacic S, Meguid RA, Oxorn DC. Near total occlusion of the main pulmonary artery and destruction of pulmonary valve by leiomyosarcoma. Anesth Analg. 2013 Jan; 116(1):53-6.