This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiovascular Radiology, Subject name: Radiology
Great Hilar Dance on Fluoroscopy is a feature of 
Select and explain. 
A. PDA, B. ASD, C. VSD, D. MS
B: ASD
Answer: B: ASD 
Explanation: *Great Hilar Dance is Vigorous pulmonary aerial pulsations seen due to increased blood flow, seen fluoroscopically in patients with Atrial septal defects.