Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are within normal limits . Pulmonary vasculature is normal . Lungs remain hyperinflated . No focal consolidation , pleural effusion or pneumothorax is identified . Diffuse idiopathic skeletal hyperostosis with ossification of the anterior longitudinal ligament is re - demonstrated .
    OUTPUT:
    
No acute cardiopulmonary abnormality .