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
Which of the following is least likely to cause constrictive pericarditis - 
Select and explain. 
A. Tuberculous pericardial effusion, B. Staphylococcal effusion, C. Post cardiac surgery, D. Acute rheumatic fever
D: Acute rheumatic fever
Answer: D: Acute rheumatic fever 
Explanation: None