Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A moderate left pleural effusion is markedly increased compared to ___ . There is associated compressive atelectasis at the left lung base , underlying consolidation can not be excluded . Ill - defined opacities in the right lower lung are slightly increased compared to the ___ radiograph , consistent with either atelectasis or possibly an infectious process . There may be a tiny right pleural effusion . The cardiac silhouette size is difficult to assess given the left pleural effusion , although moderate - to - severe enlargement does not seem significantly changed . The mediastinal contours are stable . There is no pneumothorax . The patient is status post midline sternotomy and CABG . Aortic calcifications are noted .
    OUTPUT:
    
1 . Increased moderate left pleural effusion with overlying atelectasis , underlying consolidation can not be excluded . Possibly small right pleural effusion . 2 . Right lower lobe atelectasis versus infection . Clinical correlation is recommended . Pertinent findings were discussed with Dr . ___ by Dr . ___ at 1 :08 p .m . via telephone on the day of the study .