Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear where not obscured by overlying cardiac leads and wires . The cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications are noted at the aortic arch . Hypertrophic changes are seen in the spine with a mild mid thoracic dextroscoliosis .
    OUTPUT:
    
No definite acute cardiopulmonary process .