High-grade primary pulmonary leiomyosarcoma
Primary sarcomas of the lung are rare and account for 0.5% of all primary lung tumors.There were approximately 300 cases described in the literature as of 2006.All histologic types of sarcoma were described, and the most common intrathoracic types reported were angiosarcoma, leiomyosarcoma, fibrosarcoma, hemangiopericytoma, and rhabdomyosarcoma.The