Failure to pass meconium within 48 hrs of bih in a newborn with no obvious external abnormality should lead to the suspicion of-: (A) Anal atresia, (B) Congenital pouch colon, (C) Congenital aganglinosis, (D) Meconium ileus
Answer is C. Ans. is 'c' i.e., Congenital aganglinosis o Read what Nelson says about Hirschsprung's disease (Congenital aganglinosis). o "Ninety nine percent of full term infants pass meconium within 48hrs of bih. Hirschsprung disease should be suspected in any full term infant with delayed passage of stool".