Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild pulmonary edema is slightly increased . There is stable cardiomegaly and unchanged mediastinal widening , which is due to a combination of prominent mediastinal fat , lymphadenopathy and prominent vasculature . There is no pneumothorax . No appreciable interval
    OUTPUT:
    
Slight interval worsening of mild pulmonary edema with stable cardiomegaly .