Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate a right subclavian line ending in the right atrium . Right apical opacity is unchanged from ___ , and likely represents postradiation changes . There is no new focal consolidation to suggest pneumonia . There is no pleural effusion . Cardiomediastinal silhouette is normal . Right hilar contour is slightly more prominent than prior . Clips are noted in the right axilla .
    OUTPUT:
    
No evidence of pneumonia or pleural effusion .