Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Lungs are well expanded and clear . No focal consolidation , effusion , or pneumothorax . Cardiomediastinal silhouette is normal . Bony structures appear intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No acute intrathoracic process .