Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Improved lung volumes are seen on the current exam . The lungs are clear of consolidation , effusion , or pulmonary vascular congestion . Left chest wall dual lead pacing device is again seen with leads in expected locations . Multiple old right lateral rib fractures are again noted .
    OUTPUT:
    
No acute cardiopulmonary process .