Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . Lung volumes are somewhat low , though there is no focal consolidation , large effusion or pneumothorax . Faint linear density in the left lower lung likely represents mild subsegmental atelectasis . There is retrocardiac air containing structure likely representing a small hiatal hernia . No large effusion or pneumothorax is seen . No definite displaced rib fracture is seen . Anchors are partially noted visualized at the level of the right shoulder . A chronic compression deformity of T12 is partially visualized on the lateral view .
    OUTPUT:
    
No acute findings . Small hiatal hernia .