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
Most common valvular lesion in carcinoid syndrome of hea is: 
Select and explain. 
A. Aoic stenosis, B. Tricuspid regurgitation, C. Mitral Stenosis, D. Aoic Regurgitation
B: Tricuspid regurgitation
Answer: B: Tricuspid regurgitation 
Explanation: Answer is B (Tricuspid Regurgitation) Carcinoid syndrome most frequently involves the ventricular aspect of the tricuspid valve and leads to Tricuspid Regurgitation