Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two frontal images of the chest demonstrate interval development of pulmonary vascular congestion and interstitial markings consistent with moderate pulmonary edema . There has also been interval improvement in the bilateral pleural effusions . Cardiomediastinal silhouette is partially obscured by pulmonary edema . There is no pneumothorax . A hemodialysis catheter is again seen terminating in the right atrium . There has been interval removal of the nasogastric tube . A left - sided PICC line is again seen with the tip at the cavoatrial junction .
    OUTPUT:
    
Interval development of moderate pulmonary edema . Interval improvement in bilateral pleural effusions .