A neonate presented with jaundice on first day of life. His mother's blood group is `0' positive. How will you manage this patient?

Ans: D. Phototherapy(Ref: Nelson 20/e p873)Jaundice on day 1 of life - Due to some hemolytic disease or congenital infections.Treated using phototherapy.Possibility of Rh incompatibility ruled out as mother blood group is 0+.Ideally basic investigations for hemolytic anemia should be sent simultaneously (not given in the option).Best option would be phototherapy.