title: Primary choriocarcinoma of the lung in a man.
abstract: A case of nongestational, extragonadal choriocarcinoma in a middle-aged man is described. Autopsy examination confirmed that the tumor originated in the lung. The trophoblastic origin of the tumor was documented by immunoperoxidase staining for human chorionic gonadotropin.
authors.affiliation: Department of Pathology and Laboratory Medicine, Medical University of South Carolina, Charleston.
authors.forename: L G
authors.initials: LG
authors.lastname: Sullivan
mesh_terms: D002822:Choriocarcinoma / Q000473:pathology*; D006801:Humans; D008168:Lung / Q000473:pathology; D008175:Lung Neoplasms / Q000473:pathology*; D008297:Male; D008875:Middle Aged