Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . The lungs are clear noting poor inspiratory effort and lordotic positioning on the frontal view . The cardiomediastinal silhouette is within normal limits . Dual lead pacing the device along the left chest wall is again noted . Significant degenerative changes seen at the left shoulder .
    OUTPUT:
    
No acute cardiopulmonary process .