Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear aside from mild left basilar atelectasis . No evidence of pneumonia . The heart is stably and mildly enlarged . Metallic coil shaped radiopaque foreign bodies overlying the right upper and mid mediastinum are likely related to prior surgical procedure . No pleural abnormality is seen .
    OUTPUT:
    
No acute cardiopulmonary process .