title: Synovial sarcoma with an overwhelming epithelial component.
abstract: A patient 20 years of age had a synovial sarcoma, 90% of which was composed of very well-developed epithelial elements identical to moderately well-differentiated adenocarcinoma. Awareness of this histopathologic variant is important in establishing the proper diagnosis and in indicating prognosis.
authors.affiliation: Department of Pathology, Ochsner Clinic, New Orleans, Louisiana 70121.
authors.forename: R M
authors.initials: RM
authors.lastname: Majeste
authors.forename: E N
authors.initials: EN
authors.lastname: Beckman
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology; D000328:Adult; D003937:Diagnosis, Differential; D004848:Epithelium / Q000473:pathology; D005260:Female; D006801:Humans; D013584:Sarcoma, Synovial / Q000473:pathology*; D013848:Thigh