Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bibasilar opacities are unchanged and correlated with microcalcifications , not definitely changed since recent exam . Superiorly , the lungs are clear . Right IJ central venous catheter is no longer seen . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities identified
    OUTPUT:
    
No acute cardiopulmonary process .