This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Pediatrics
In atrial septal defect the aoa is 
Select and explain. 
A. Small, B. Normal, C. Enlarged, D. Aneurysmal
A: Small
Answer: A: Small 
Explanation: In ASD chest xray shows small aoic shadow. Ref : Ghai essential of pediatrics,eighth edition, P.no: 413