Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal . The hilar and mediastinal contours are within normal limits . T there is no pneumothorax or pleural effusion . There is mild central pulmonary vascular congestion with mild edema , which appears new since ___ . A previous seen right lower lobe opacity is less distinct within the background of new pulmonary opacities .
    OUTPUT:
    
New mild central pulmonary vascular congestion and mild interstitial edema in comparison to the ___ examination . A previously - seen right lower lobe opacity is less distinct .