Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . A left chest wall pacer device is again noted with pacer leads extending into the expected location of the right atrium and right ventricle . The lungs are clear and well inflated . No focal consolidation , effusion , or pneumothorax is seen . The heart size is normal . The mediastinal contour is unremarkable . The imaged osseous structures are intact with DISH related changes of the T - spine noted .
    OUTPUT:
    
No acute intrathoracic process .