This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Wide pulse pressure is seen in 
Select and explain. 
A. Beri beri, B. Cardiac tamponade, C. Diarrhea, D. Aortic  stenosis
A: Beri beri
Answer: A: Beri beri 
Explanation: Wide pulse pressure is when SBP increases by more than 50%. It is seen in:

Aortic regurgitation 
PDA
Anemia
Beri beri
Hyperthyroidism 
Fever
Complete  heart block
AV shunts