Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest are compared to previous exam from ___ . The lungs remain clear . The cardiomediastinal silhouette is within normal limits . Hypertrophic changes are seen in the spine . Prior rotator cuff surgery is seen on the left . Osseous and soft tissue structures are otherwise unremarkable
    OUTPUT:
    
No acute cardiopulmonary process .