Meconium staining of the aminiotic fluid.
D000653:Amniotic Fluid / Q000032:analysis*; D001238:Asphyxia Neonatorum / Q000517:prevention & control; D005260:Female; D005316:Fetal Distress / Q000175:diagnosis; D005323:Fetal Monitoring; D005333:Fetus / Q000502:physiology; D006339:Heart Rate; D006801:Humans; D007231:Infant, Newborn; D008470:Meconium / Q000032:analysis*; D011247:Pregnancy