Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small left pleural effusion has decreased . Left basilar opacity , likely atelectasis . . No pneumothorax . Stable linear density overlies left axilla , may represent radiopaque foreign body seen in the posterior left subcutaneous soft tissues overlying scapula on CT chest ___ . Few benign calcified lung granulomas .
    OUTPUT:
    
Small left pleural effusion , basilar atelectasis . Stable radiopaque linear density , may represent subcutaneous foreign body .