Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is post CABG with intact median sternotomy wires . The left chest wall pacer is stable in position since ___ , with unchanged leads projecting to the region of the right atrium and right ventricle . Minimal cardiomegaly is unchanged . The cardiomediastinal silhouette is otherwise unremarkable . No focal consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
1 . Stable positioning of the left chest wall pacer and leads projecting to the region of the right atrium and right ventricle . 2 . Minimal unchanged cardiomegaly , without focal consolidation or other acute cardiopulmonary process .