Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are stable . The lung volumes are low , with streaky opacities in left lung base , which likely represent atelectasis . No focal consolidation , pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Left basilar atelectasis . No other acute cardiopulmonary pathology .