Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette is stable in size , but pulmonary vascular congestion is new , accompanied by perihilar haziness and minimal peripheral septal thickening . Patchy and linear opacities have also developed at both lung bases , and there are small pleural effusions that have developed since the prior radiograph as well .
    OUTPUT:
    
1 . Mild interstitial edema , accompanied by small pleural effusions . 2 . Patchy and linear dependent opacities , which may reflect atelectasis or aspiration .