Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are essentially clear . There is no effusion or edema . The cardiomediastinal silhouette is within normal limits . Prominent extrapleural fat seen laterally on both sides . No acute osseous abnormalities . Old anterior right sixth and seventh rib fractures are noted .
    OUTPUT:
    
No acute cardiopulmonary process .