Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison with the study of ___ , there is interval improvement of the previously described interstitial pulmonary edema . The cardiopericardial silhouette remains enlarged . A triple lead pacer wires remains in expected position . No pleural effusion or pneumothorax .
    OUTPUT:
    
Interval improvement in the mild interstitial pulmonary edema