Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear stable . There is no pleural effusion or pneumothorax . Elevation of the right anterior hemidiaphragm is again prominent with streaky opacities suggestive of minor associated atelectasis . However , otherwise the lungs appear clear . Surgical clips project over the right breast . Incidental note is made of mild distention of the transverse colon .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .