<prompt> Most common presentation of cardiac lupus?MyocarditisPericarditisAortic regurgitationLibman sacks endocarditis  <response>: 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 