Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interstitial prominence has increased compared to prior , suggestive of mild edema . No focal consolidation or pneumothorax is detected . Tiny right pleural effusion appears new compared to prior . Heart and mediastinal contours appear stable with mild cardiomegaly .
    OUTPUT:
    
New mild interstitial edema and tiny right pleural effusion .