Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Relatively low lung volumes are again noted . The lungs are clear consolidation or effusion . Left chest wall single lead pacing device is identified . Cardiomediastinal silhouette is unchanged . No acute osseous abnormalities detected .
    OUTPUT:
    
No acute cardiopulmonary process .