Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The tip of the right PICC line projects over the superior cavoatrial junction . There is increased aeration involving the right mid to lower lung zone with a persisting more confluent opacity located peripherally . Diffusely increased interstitial markings and patchy opacities still persist throughout both lungs . No pleural effusion or pneumothorax identified . The size of the cardiac silhouette is unchanged .
    OUTPUT:
    
Increased aeration in the right mid to lower lung zone with a persisting more confluent opacity peripherally in the right mid lung zone . Diffusely increased interstitial markings throughout both lungs .