title: Negative urine hCG in choriocarcinoma.
authors.affiliation: Department of Obstetrics and Gynecology, National Hospital, Abuja, Nigeria. yolaniyan@yahoo.com
authors.forename: O B
authors.initials: OB
authors.lastname: Olaniyan
authors.forename: J A F
authors.initials: JA
authors.lastname: Momoh
mesh_terms: D000328:Adult; D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use; D015415:Biomarkers / Q000652:urine; D002822:Choriocarcinoma / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000188:drug therapy; D006063:Chorionic Gonadotropin / Q000652:urine*; D003951:Diagnostic Errors; D005188:False Negative Reactions; D005260:Female; D006801:Humans; D011247:Pregnancy; D011258:Pregnancy Tests / Q000379:methods*; D014463:Ultrasonography; D014594:Uterine Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000188:drug therapy
chemical_list: D015415:Biomarkers; D006063:Chorionic Gonadotropin