Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP upright portable view of the chest was obtained . There are low lung volumes accentuate the bronchovascular markings . Left basilar atelectasis is seen . There is no definite focal consolidation . No pleural effusion or pneumothorax is seen . Cardiac and mediastinal silhouettes are unremarkable . There is no evidence of free air beneath the diaphragms .
    OUTPUT:
    
Low lung volumes and left basilar atelectasis . No evidence of free air beneath the diaphragms .