Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . The mediastinal and hilar contours appear unchanged , allowing for differences in technique . There is no pleural effusion or pneumothorax . The lungs appear clear aside from streaky basilar atelectasis . On limited views , noting that this is not a complete rib series , and that lung volumes are low with soft tissue structures obscuring lower ribs , there is no definite evidence for rib fracture .
    OUTPUT:
    
No evidence for injury or acute disease .