Pediatrics A 2 year old boy presented with congested cardiac failure, with right to left shunt. What is the diagnosis? A Dandy Walker malformation B Vein of Gallen malformation C Mega cisterna magna D Crouzon syndrome 💡 Explanation A 2 year old boy presented with congested cardiac failure, with right to left shunt. What is the diagnosis? ✓ Correct Answer: B. Vein of Gallen malformation