This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Systemic Lupus Erythematous, Subject name: Medicine
Which is the most common presentation of cardiac lupus? 
Select and explain. 
A. Myocarditis, B. Pericarditis, C. Aoic regurgitation, D. Libman sacks endocarditis
B: Pericarditis
Answer: B: Pericarditis 
Explanation: Pericarditis is the most common cardiac abnormality in SLE Echocardiography is a sensitive and specific technique in detecting cardiac abnormalities, paicularly mild pericarditis, valvular lesions and myocardial dysfunction- should be performed periodically in SLE patients. Vascular occlusion, including coronary aeries, may develop due to vasculitis, premature atherosclerosis or anti-phospholipid antibodies associated with SLE. Premature atherosclerosis is the most frequent cause of coronary aery disease (CAD) in SLE patients.