Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Heart size is top - normal . Mediastinal and hilar contours are unremarkable . Linear opacity in the left lung base likely reflects an area of subsegmental atelectasis . No focal consolidation , pleural effusion , or definite pneumothorax is detected , however the right apex is somewhat obscured by the patient 's neck and chin projecting over this area . Left axillary clips are noted . There appear to be mildly displaced fractures of the right lateral fifth through seventh ribs .
    OUTPUT:
    
Mildly displaced right lateral fifth through seventh rib fractures . No definite pneumothorax or pleural effusion .