Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest are provided . The lungs are clear and well aerated . No consolidation , effusion or pneumothorax is seen . There is subtle biapical pleural parenchymal scarring . Cardiomediastinal silhouette is normal . No signs of pulmonary edema . Bony structures are intact . There is no free air below the right hemidiaphragm .
    OUTPUT:
    
Normal chest radiograph .