Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The lungs are clear without effusion , consolidation or pneumothorax . The cardiomediastinal silhouette is within normal limits . Calcification seen best on the lateral view may be due to calcified mediastinal lymph node . Hypertrophic changes seen in the spine without acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary process .