Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear with no evidence of a consolidation , effusion , or pneumothorax . There is some atelectasis at the left base . Cardiac and mediastinal silhouettes are normal . No acute fractures are identified . Anterior bridging osteophytes are again identified along the mid thoracic spine consistent with DISH . Left shoulder degenerative changes are again noted .
    OUTPUT:
    
No acute cardiopulmonary process .