title: [Tumors of the endodermal sinus (author's transl)].
abstract: Seven cases of tumors of the endodermal sinus are reviewed. This is a highly malignant germinal tumor, arisen from extraembrionary cell differentiation. It is different both biologically and pathologically from sacrocoxigeal teratoma. There are no survivors in these series. All seven patients have been surgically treated chemotherapy has been used in four, and X-ray therapy in two. It is noteworthy that alpha-phetoprotein is present in patients with this type of tumor. This fact can be used both in diagnosis of the tumor and of its recurrence.
mesh_terms: D000236:Adenoma / Q000473:pathology; D002675:Child, Preschool; D003560:Cysts / Q000473:pathology; D003937:Diagnosis, Differential; D004707:Endoderm / Q000473:pathology*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D009373:Neoplasms, Germ Cell and Embryonal / Q000473:pathology*; D012445:Sacrococcygeal Region / Q000473:pathology*
vernacular_title: Tumores presacros del seno endodérmico