Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval resolution of bilateral pneumonia . Focal opacity projecting over the left costophrenic angle and partially obscuring the left heart border is likely epicardial fat pad or residual scarring . No new focal opacity , pneumothorax , pleural effusion or pulmonary edema . Heart size , mediastinal contour and hila are normal . No bony abnormality .
    OUTPUT:
    
Interval resolution of pneumonia .