Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are hyperinflated but clear without consolidation , effusion , or edema . Opacity projecting over the lingula is compatible with fat pad and adjacent scarring seen on prior exam . Cardiomediastinal silhouette is within normal limits . Calcifications in the region of the hilum on the left may be due to calcified lymph node . No acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary process .