title: Mediastinal extragonadal germ cell tumors.
abstract: Mediastinal germ cell tumors are a rare primary malignancy. An overview of the presenting clinical symptoms, radiographic appearance, patterns of extention and metastasis, and autopsy findings are presented. The difficulty in totally excluding an occult gonadal primary lesion in noted. The theories of the genesis of these tumors are briefly reviewed.
mesh_terms: D000293:Adolescent; D000328:Adult; D002822:Choriocarcinoma / Q000473:pathology; D004407:Dysgerminoma / Q000000981:diagnostic imaging / Q000473:pathology; D006801:Humans; D008297:Male; D008479:Mediastinal Neoplasms / Q000150:complications / Q000473:pathology*; D008875:Middle Aged; D009373:Neoplasms, Germ Cell and Embryonal / Q000473:pathology*; D011859:Radiography; D013724:Teratoma / Q000473:pathology