Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest . The lungs are clear without consolidation or pleural effusion . The cardiomediastinal silhouette is stable . No acute osseous abnormalities detected noting old healed left lateral rib fractures and lower thoracic vertebroplasty changes .
    OUTPUT:
    
No acute cardiopulmonary process .