Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild prominence of the central pulmonary vasculature suggests a underlying mild pulmonary vascular congestion . No overt pulmonary edema is identified . There is no , pneumothorax , or consolidation . Trace right pleural effusion . Severe cardiomegaly is unchanged . The patient is status post median sternotomy and CABG . A left - sided pectoral pacemaker is unchanged in position .
    OUTPUT:
    
Stable , severe cardiomegaly and mild central pulmonary vascular congestion . Trace right pleural effusion .