Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior exam performed approximately six hours earlier , there has been an increase in the prominence of the pulmonary vasculature and interval development of bilateral hazy ground - glass opacities consistent with new mild interstitial edema . A small left pleural effusion is unchanged in appearance . There is no definite right pleural effusion . There is no consolidation or pneumothorax . The cardiomediastinal silhouette is unchanged in appearance . The heart size is at the upper limits of normal . Sternal wires are intact . The patient is status post CABG .
    OUTPUT:
    
1 . Interval development of mild pulmonary edema . 2 . Stable left small pleural effusion .