Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is chronic blunting of the right lateral costophrenic angle potentially due to scarring . The lungs are clear without consolidation or effusion . The cardiomediastinal silhouette is within normal limits . Median sternotomy wires and mediastinal clips are noted . Atherosclerotic calcifications noted within the tortuous thoracic aorta . No acute osseous abnormalities identified .
    OUTPUT:
    
No acute cardiopulmonary process .