This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardiomyopathy & Pericarditis, Subject name: Medicine
[{'content': 'Most common presentation of cardiac lupus? \nSelect and explain. \nA. Myocarditis, B. Pericarditis, C. Aortic regurgitation, D. Libman sacks endocarditis', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Pericarditis Cardiopulmonary involvement in SLEo Pleurisy, pericarditis, effusions.o Myocarditis, endocarditiso Lupus pneumonitiso Coronary artery disease:# Interstitial fibrosis# Pulmonaiy hypertension# Shrinking lung syndrome# ARDS, hemorrhage", 'role': 'assistant'}]