Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Blunting of the right lateral costophrenic angle is again seen and may be due to scarring , the posterior costophrenic angles are sharp . The lungs are clear . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities , flowing osteophytes noted in the thoracic spine . Surgical clips are noted in the upper abdomen .
    OUTPUT:
    
No acute cardiopulmonary process .