Prolapse of the umbilical cord.
D000293:Adolescent; D000328:Adult; D001238:Asphyxia Neonatorum / Q000209:etiology; D005260:Female; D005313:Fetal Death / Q000209:etiology / Q000517:prevention & control*; D006801:Humans; D007231:Infant, Newborn; D007746:Labor Presentation; D007744:Obstetric Labor Complications / Q000601:surgery; D011247:Pregnancy; D014470:Umbilical Cord