Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is at the upper limits of normal size . There is no pleural effusion or pneumothorax . There is a small granuloma in the right lung and a possible calcified right hilar lymph node . The lungs appear otherwise clear . Bony structures are unremarkable .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease . Findings suggestive of prior granulomatous exposure .