Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without consolidation or edema . There is no pleural effusion or pneumothorax . The cardiomediastinal silhouette is normal . Unchanged surgical clips are noted in the right upper quadrant , likely from a prior cholecystectomy .
    OUTPUT:
    
No acute cardiopulmonary process ; specifically , no evidence of pneumonia .