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
Carey coomb murmur is seen in 
Select and explain. 
A. Severe mitral stenosis, B. Acute rheumatic carditis, C. Pure aoic regurgitation, D. Severe pulmonary HT
B: Acute rheumatic carditis
Answer: B: Acute rheumatic carditis 
Explanation: Answer is B (Acute Rheumatic carditis) Carey coombs murmur is delayed diastolic murmur seen in acute rheumatic carditis and is attributed to excessive left atrial blood flow due to mitral regurgitation. It is not seen in MR, AR or severe pulmonary Hypeension.