Pediatrics A three days old infant develops jaundice upto thigh. ” Mother’s blood group O ‘–ve’ and baby is A `+ve’ probable causes – A Physiological jaundice B Rh incompatibility C Septicemia D Extrahepatic biliary atresia 💡 Explanation A three days old infant develops jaundice upto thigh. " Mother's blood group O '–ve' and baby is A `+ve' probable causes – ✓ Correct Answer: A. Physiological jaundice