Sarcomatoid carcinomas of the lung: Report of three cases

Sarcomatoid carcinoma is a rare tumor group accounting for 0.3-1.3% of all malignant lung neoplasms. It is a heterogeneous group of nonsmall cell lung carcinomas containing a sarcoma or sarcoma-like component. In this paper, we describe three cases of sarcomatoid carcinoma of the lung and the histopathologic and clinical features of this rare tumor are discussed.