Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Free air persists below the right hemidiaphragm . There is a small residual right pleural effusion with mild right basal opacity likely representing atelectasis . There is no convincing evidence for pneumonia or edema . Cardiomediastinal silhouette appears normal . A calcific density projecting over the mediastinum likely represents a calcified lymph node . Calcified granulomas project over the left upper lung . Bony structures are intact .
    OUTPUT:
    
1 . Free air below the right hemidiaphragm is unchanged from prior CT abdomen pelvis . 2 . Small right pleural effusion with right basal atelectasis .