Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A dual - chamber left pectoral pacemaker and its leads project in unchanged location . There is no focal consolidation , pleural effusion , pneumothorax , or pulmonary edema . Moderate cardiomegaly is stable .
    OUTPUT:
    
1 . Unchanged appearance of left pectoral dual - chamber pacemaker and its leads . 2 . Stable moderate cardiomegaly .