Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are relatively well inflated and grossly clear . Chronic bilateral hilar fullness is again noted , with a similar degree of mild pulmonary vascular congestion as seen on the prior study . There is no overt pulmonary edema , pleural effusion , pneumothorax , or focal consolidation . Severe cardiomegaly is unchanged .
    OUTPUT:
    
Severe cardiomegaly and mild pulmonary vascular congestion .