Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval improvement in bilateral opacities involving the right upper lobe and left lower lobe with stable small right pleural effusion . Interval removal of PICC . No pneumothorax or pulmonary edema . Heart size and mediastinal contour are normal . No bony abnormality .
    OUTPUT:
    
Interval improvement in right upper lobe and left lower lobe opacities . Stable small right pleural effusion .