Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen is a right pectoral pacemaker device with leads in stable position projecting over the right atrium , right ventricle , and left ventricle . The heart continues to be enlarged and there is interval improvement in the previously noted retrocardiac opacity from ___ . No focal consolidation is identified . There is no pleural effusion , pneumothorax , or pulmonary edema .
    OUTPUT:
    
1 . Right pectoral pacemaker device is seen in unchanged position with leads projecting over the right atrium , right ventricle , and left ventricle . 2 . Interval resolution of previously noted retrocardiac opacity from ___ . 3 . Stable cardiomegaly