Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Vague opacity projecting over the right anterior second rib demonstrates continued interval decrease in conspicuity compatible with postinflammatory / infectious changes . Lungs are otherwise clear . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities identified .
    OUTPUT:
    
No acute cardiopulmonary process .