Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a left chest cardiac device with lead tips in the right atrium and right ventricle . There is no focal consolidation , effusion , or pneumothorax . The cardiomediastinal silhouette is normal . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen . Aortic arch calcification is similar to prior .
    OUTPUT:
    
There is a left chest cardiac device with lead tips in the right atrium and right ventricle . No pneumothorax .