Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear of consolidation , effusion , or edema . Cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications noted at the aortic arch . Median sternotomy wires and mediastinal clips are again noted . No acute osseous abnormality is identified .
    OUTPUT:
    
No acute cardiopulmonary process .