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: Medicine
Beck's triad is seen in: 
Select and explain. 
A. Cardiac tamponade, B. Constrictive Pericarditis, C. Restrictive cardiomyopathy, D. Hypertrophic cardiomyopathy
A: Cardiac tamponade
Answer: A: Cardiac tamponade 
Explanation: Ans. A. Cardiac tamponadeBeck's triad is seen in cardiac tamponade.It includes:* Hypotension* Soft or absent heart sounds* Jugular venous distention with a prominent x descent but an absent y descent.