Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate normal cardiomediastinal silhouette . The lungs are clear . There is no pneumothorax , vascular congestion , or pleural effusion . Bilateral acromioclavicular degenerative changes are noted . Prominent multilevel thoracic spondylosis is present . Multiple clips are seen overlying the left paraspinal region consistent with prior nephrectomy .
    OUTPUT:
    
No acute cardiopulmonary process .