Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . The cardiac , mediastinal and hilar contours appear stable . There is persistent mild relative elevation of the left hemidiaphragm . There is no pleural effusion or pneumothorax . A calcification projecting over the right upper lobe is consistent with a granuloma near the right apex .
    OUTPUT:
    
No evidence of acute disease .