Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single portal AP chest radiograph was provided . There are diffuse prominent interstitial opacities , peribronchial thickening and Kerley B lines consistent with pulmonary edema , more confluent at the bases . The heart is enlarged since the prior study . There is no pneumothorax or pleural effusions . The imaged upper abdomen is unremarkable . Bones are intact .
    OUTPUT:
    
Findings consistent with pulmonary edema . Enlarged heart compared to the prior study .