Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate low lung volumes with bibasilar bronchovascular crowding . There is left greater than right basilar atelectasis , similar as before . Upper lungs are clear . There is no pneumothorax , vascular congestion , or gross pleural effusion . Trace pleural fluid would be difficult to exclude . Mild multilevel thoracic spondylosis is present . The heart is not enlarged .
    OUTPUT:
    
Low lung volumes . Bibasilar dependent atelectasis and low lung volumes .