Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval progression of the hazy alveolar infiltrate . This is now greatest in the right lung and left upper lobe . There is dense retrocardiac opacity consistent with volume loss / effusion / infiltrate . The pulmonary vascularity is ill - defined . The heart is moderately enlarged .
    OUTPUT:
    
Worsened pulmonary edema . An underlying infectious infiltrate can not be excluded .