Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The aorta is moderately tortuous . There is no pleural effusion or pneumothorax . Flattening of the hemidiaphragms suggest hyperinflation . The lungs appear clear . Lower thoracic spine curves slightly toward the right side .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease .