Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear without focal consolidation , effusion , or edema . Cardiomediastinal silhouette is within normal limits . Median sternotomy wires and mediastinal clips are again noted . Fullness of the right hilum is stable dating back to ___ . No acute osseous abnormalities . Relative uniform sclerosis of the bilateral sixth ribs is also unchanged .
    OUTPUT:
    
No acute cardiopulmonary process .