Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the prior radiograph on ___ , there has been interval worsening of moderate to severe pulmonary edema . There is moderate to severe cardiomegaly . No substantial pleural effusions or pneumothorax . Mediastinum sternotomy wires are intact . No acute osseous abnormalities identified .
    OUTPUT:
    
Interval worsening of moderate to severe pulmonary edema .