Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In addition to the patient 's background chronic interstitial lung disease , as delineated on prior chest CT examination , there is worsening superimposed interstitial pulmonary edema . A small - moderate right pleural effusion with adjacent atelectasis has also increased . Persistent severe cardiomegaly is noted .
    OUTPUT:
    
1 . Increasing prominence of the bilateral interstitium , suggestive of worsening superimposed pulmonary edema in addition to chronic interstitial lung disease . 2 . Severe cardiomegaly and increasing , now small - moderate right pleural effusion .