Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been almost complete re-expansion of the left lung . Persistent opacities in the apex represent fluid in the pleura and adjacent lung consolidation . Patient has known left perihilar mass . Retrocardiac atelectasis . There is no pneumothorax . ET tube is in standard position . Cardiomediastinal contours are midline . Medial right lower lobe opacity / atelectasis is unchanged . opacities in the right apex are chronic better seen in prior CT
    OUTPUT:
    
No acute cardiopulmonary abnormality