Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size , mediastinal , and hilar contours are normal . There appears to be eventration of the right hemidiaphragm , however without focal lung consolidation or pleural effusion . There is left basilar atelectasis . There is no pneumothorax .
    OUTPUT:
    
Left basilar atelectasis without evidence of pneumonia .