Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is no pneumothorax and no pleural effusion . Stability of the mediastinal and bilateral hilar enlargement compatible with multiple lymphadenopathy seen in the CT scan possibly secondary to sarcoid . The cardiac contour is within normal limits .
    OUTPUT:
    
There is no significant change since the previous exam .