Pediatrics 3 month infants with abdominal palpable mass & non bilious vomiting – A Hypertrophic biliary stenosis B Hypertrophic pyloric stenosis C Tracheoesophageal fistula D Duodenal atresia 💡 Explanation 3 month infants with abdominal palpable mass & non bilious vomiting - ✓ Correct Answer: B. Hypertrophic pyloric stenosis