Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Extensive scarring in the mid lungs again noted without significant change in overall appearance from prior exam . There is no new consolidation . There is blunting of the left CP angle which could indicate a small effusion versus pleural thickening . The heart size appears grossly stable . The mediastinal contour is unchanged . No acute bony abnormalities are seen .
    OUTPUT:
    
Extensive bilateral scarring in the lungs , overall stable from prior exam , compatible with sarcoidosis . No new consolidation is seen . Possible tiny left pleural effusion .