O41: Other disorders of amniotic fluid and membranes

O41.9: Disorder of amniotic fluid and membranes, unspecified

When the pregnancy begins, the amniotic sac containing the amniotic fluid develops in the womb. The amniotic sac surrounds the child. The placenta forms in the mother’s womb during pregnancy. The placenta consists of cells from the mother and cells from the unborn child. The placenta supplies the unborn child with nutrients and oxygen via the umbilical cord.