Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . Lungs are clear without focal consolidation , effusion or pneumothorax . The cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications noted at the aortic arch . Mild lower thoracic dextroscoliosis is identified . No acute osseous abnormalities are seen .
    OUTPUT:
    
No acute cardiopulmonary process .