Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The AP view of the chest . The lungs are clear of confluent consolidation . Biapical scarring is again seen . Linear opacity at the left lung base most suggestive of atelectasis . Cardiomediastinal silhouette is within normal limits . Surgical clips seen in the left upper quadrant . There is no free intraperitoneal air . No acute osseous abnormality detected .
    OUTPUT:
    
No acute cardiopulmonary process , no free intraperitoneal air .