This patient, previously healthy, came now with dyspnoea and low grade fever since 4 months. His lungs are clear. JVP is normal. ECG showed low voltage complexes. What is the possible diagnosis?: (A) Tuberculous pericardial effusion, (B) Rheumatic Mitral stenosis, (C) Syphilitic Aoic aneurysm, (D) Hyperophic cariomyopathy
Answer is A. .