Surgery A robust male baby with vigorous feeding and immediate vomiting at 2 months of age. Most probable diagnosis is A Paralytic ileus B Hirschsprung's disease C Brain tumor D Congenital hyperophic pyloric stenosis 💡 Explanation A robust male baby with vigorous feeding and immediate vomiting at 2 months of age. Most probable diagnosis is ✓ Correct Answer: D. Congenital hyperophic pyloric stenosis