In which condition is projectile vomiting seen?

Correct option is D

Ans. (d) Sol. Pyloric stenosis leads to forceful, projectile vomiting due to gastric outlet obstruction in infants.
Explanation of each option:
· (a) Duodenal atresia – Vomiting is bilious but not projectile.
· (b) Intussusception – Vomiting is common but often not projectile.
· (c) Megacolon – Causes chronic constipation, not vomiting.
· (d) Pyloric stenosis – Correct answer. Classic cause of projectile non-bilious vomiting.