Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy with multiple intact appearing sternal wires . Multiple mediastinal surgical clips are compatible with prior CABG surgery . The cardiac silhouette is incompletely evaluated due to obscuration of the left heart border . Calcification of the aortic knob is unchanged . There is interval increased size of a large left pleural effusion with underlying opacification of the left mid to lower lung representing atelectasis or consolidation . Mild interstitial edema is not significantly changed from the most recent prior study . No pneumothorax is detected . Loss of height of a vertebral body at the thoracolumbar junction is unchanged . No acute osseous abnormality is detected .
    OUTPUT:
    
1 . Increasing large left pleural effusion with underlying left basilar atelectasis or consolidation . 2 . Persistent mild pulmonary edema .