Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left PICC line is with the tip in the lower SVC . The moderate cardiomegaly is unchanged from prior exam . Previously identified opacities have resolved with no new focal consolidation . Previous pulmonary vascular congestion has also improved . There are no pleural effusions or pneumothorax .
    OUTPUT:
    
Resolution of prior bilateral pulmonary opacities .