title: Dystocia secondary to a sacrococcygeal teratoma. Report of a case.
mesh_terms: D000328:Adult; D004420:Dystocia / Q000209:etiology*; D005260:Female; D005315:Fetal Diseases / Q000150:complications*; D006801:Humans; D011247:Pregnancy; D012445:Sacrococcygeal Region; D013724:Teratoma / Q000150:complications*