This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
The most common pulmonary manifestation of SLE is: 
Select and explain. 
A. Pleuritis, B. Pleural effusion, C. Pulmonary hypeension, D. ILD
A: Pleuritis
Answer: A: Pleuritis 
Explanation: SLE The most common pulmonary manifestation is pleuritis with or without pleural effusion. Pulmonary infiltrates also occur as a manifestation of active SLE Serious manifestations are: Interstitial inflammation leading to fibrosis Shrinking lung syndrome Intra-alveolar hemorrhage Ref: Harrison, E-18, P-2731.