Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate a left pectoral cardiac pacer / AICD with leads terminating in the right atrium and right ventricle . Median sternotomy wires are intact . The cardiomediastinal silhouette is normal . The lung volumes are slightly decreased , although the lungs are clear . There is no pneumothorax , vascular congestion , or pleural effusion .
    OUTPUT:
    
No radiographic evidence of acute cardiopulmonary process .