Which one of the following is not a feature of congenital hyperophic pyloric stenosis: (A) More common in males, (B) Projectile vomiting, (C) Diarrhea, (D) Malnutrition
Answer is C. Congenital hyperophic pyloric stenosis is a proximal type of intestinal obstruction, so it results in absolute constipation in which neither flatus or faeces is passed. Reference SRB 5 th edition page no:821