Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy with multiple mediastinal surgical clips from prior CABG surgery . The cardiac silhouette is moderately enlarged but stable . The inspiratory lung volumes are appropriate . The lungs are clear without focal consolidation , pleural effusion or pneumothorax . The previously moderate left pleural effusion has resolved but there is residual pleural thickening . The pulmonary vasculature is not engorged . The mediastinal and hilar contours are within normal limits . No acute osseous abnormality is detected . Hypertrophic changes are demonstrated in the spine . Heart is mildly enlarged .
    OUTPUT:
    
1 . Resolved moderate left pleural effusion from ___ with residual pleural thickening . 2 . Stable cardiomegaly without pulmonary edema .