title: Use of fetal scalp hematocrit in the diagnosis of severe hemorrhage from vasa previa.
abstract: Described in a case in which a timely diagnosis of severe fetal anemia from bleeding vasa previa was made with the aid of a fetal scalp hematocrit. This technique can be used in patients in labor when bleeding vasa previa is suspected, and scalp sampling is feasible.
mesh_terms: D000328:Adult; D000740:Anemia / Q000209:etiology; D005260:Female; D005312:Fetal Blood / Q000032:analysis*; D005315:Fetal Diseases / Q000175:diagnosis* / Q000473:pathology; D006400:Hematocrit / Q000379:methods*; D006470:Hemorrhage / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D007231:Infant, Newborn; D007744:Obstetric Labor Complications; D010920:Placenta / Q000098:blood supply / Q000473:pathology; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*; D012535:Scalp / Q000098:blood supply; D014470:Umbilical Cord / Q000098:blood supply*