Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Streaky bibasilar opacities are again noted likely due to scarring given persistence . The lungs are otherwise clear without consolidation or effusion . There is no pneumothorax . Cardiac silhouette is within normal limits . Atherosclerotic calcifications noted at the aortic arch . No acute osseous abnormalities identified .
    OUTPUT:
    
No acute cardiopulmonary process .