Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low . The heart is probably at the upper limits of normal in size allowing for low lung volumes and AP technique . The lungs appear clear , although soft tissue attenuation limits assessment of the lung bases . Old right - sided healed rib fractures are suggested along the right fifth and sixth ribs . Small osteophytes are noted throughout the thoracic spine .
    OUTPUT:
    
No evidence of acute disease .