Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison with chest radiograph from ___ , there is little overall change . There is no focal consolidation or pneumothorax . Mild to moderate asymmetric pulmonary edema , left greater than right , has continued to improve since ___ . Minimal pleural effusions , if any , are probably unchanged . Moderate cardiomegaly is stable . Cardiopulmonary support devices are unchanged in standard placements .
    OUTPUT:
    
1 . No evidence of pneumonia . 2 . Mild to moderate asymmetric pulmonary edema , left greater than right , has continued to improve since since ___ .