Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest ___ at 20 :57 are submitted .
    OUTPUT:
    
Aspirated barium is again seen in the right middle and right lower lobes . There are multiple patchy opacities in the right upper lobe , left upper lobe and left mid and lower lung concerning for multifocal pneumonia or aspiration . Status post median sternotomy for CABG with stable postoperative cardiac and mediastinal contours . No pneumothorax . Biapical pleural thickening is likely postinflammatory . No pulmonary edema .