This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology and Rheumatology, Subject name: Medicine
Characteristic cardiac lesion in SLE is: 
Select and explain. 
A. Pericarditis, B. Verrucous endocarditis, C. Myocardial fibrosis, D. Valvular incompetence
B: Verrucous endocarditis
Answer: B: Verrucous endocarditis 
Explanation: Ans. B. Verrucous endocarditisThe characteristic cardiac lesions of SLE are verrucous valvular abnormalities known as Libman-Sacks endocarditis.They most often are located on the left-sided cardiac valves, particularly on the ventricular surface of the posterior mitral leaflet and are made up almost entirely of fibrin.However, Pericarditis is the most common cardiac manifestation of SLE.