Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomegaly is unchanged . The hilar contours are normal . The mediastinum is unchanged since yesterday at 09 :03 . The pulmonary vasculature congestion is similar to yesterday at 09 :03 . Bibasilar opacities may represent dependent edema or aspiration . No pneumothorax .
    OUTPUT:
    
1 . Bibasilar opacities may represent dependent edema or aspiration . Short term followup is recommended . 2 . Pulmonary vasculature congestion is similar to yesterday at 09 :03 .