Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . Left chest wall single lead pacing device is again seen . The lungs are clear of consolidation , effusion , or pulmonary vascular congestion . The cardiomediastinal silhouette is upper limits of normal . Degenerative changes seen at the shoulders bilaterally and orthopedic hardware in the left humeral head . No acute osseous abnormalities detected . Surgical clips project over the neck on the left .
    OUTPUT:
    
No acute cardiopulmonary process .