Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation or effusion . Calcifications projecting over the right mid and upper lung are seen to be pleural - based on prior CT scan . Right upper lobe scarring with secondary volume loss and superior retraction of the hilum is again noted . The cardiomediastinal silhouette is within normal limits . No acute osseous abnormalities . Surgical clips project over the right axilla .
    OUTPUT:
    
No acute cardiopulmonary process .