Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are slightly low , with linear segmental atelectasis in the lung bases . No focal consolidation , pleural effusion or pneumothorax is seen . The cardiac size is in the upper limits of normal . The hilar and mediastinal contours are within normal limits . Again seen is a compression deformity of a lower thoracic vertebral body , unchanged since the earlier study from ___ .
    OUTPUT:
    
No acute cardiopulmonary pathology .