Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Linear opacities at the lung bases are most suggestive of atelectasis . There is no effusion or vascular congestion . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities identified . No free intraperitoneal air identified . Laparoscopic band identified in the upper abdomen better seen on the lateral view .
    OUTPUT:
    
No acute cardiopulmonary process . No free intraperitoneal air .