The presence of the maternal warm antibody in pregnancy should not be
ignored. As there is risk of both maternal and fetal anemia, both pati
ents need to be followed for the development of such. Serial complete
blood counts in the mother and treatment if significant fetal anemia d
evelops should be considered. Serial amniocentesis and non-stress test
ing should be part of any management plan in the presence of a materna
l warm antibody.