Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without consolidation , effusion , or edema . Vague opacity projecting over the anterior right seventh rib correlates with nodule seen on recent CT scan . Additional pulmonary nodules are not clearly delineated . Right base scarring is also better seen on prior CT . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities . Right chest wall dual lead central venous catheter is again noted .
    OUTPUT:
    
No acute cardiopulmonary process . Known pulmonary nodules are better seen on recent prior chest CT .