Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes are present . The heart remains mildly enlarged . The mediastinal and hilar contours are unchanged and within normal limits . The pulmonary vascularity is not engorged . Lungs are clear . Punctate calcification in the lateral aspect of the right mid lung field is compatible with a granuloma . No pleural effusion or pneumothorax is identified . There are multilevel degenerative changes in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .