Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Upright PA and lateral radiographs of the chest . There is chronic pleural thickening at the left costophrenic sulcus unchanged since at least ___ . No new focal airspace opacity is detected . The cardiomediastinal silhouette and hilar contours are stable . The aorta is calcified and tortuous . There is no frank pulmonary edema .
    OUTPUT:
    
No evidence of acute cardiopulmonary abnormality .