Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Assessment is limited due to artifacts from trauma board . Allowing for these limitations : No focal opacity is identified in the lungs . There is no pleural effusion or pneumothorax . No rib fractures are seen . Cardiac size is normal .
    OUTPUT:
    
No evidence of acute cardiopulmonary process . No rib fractures are identified .