Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Lungs appear clear and well expanded without focal consolidation , effusion , or pneumothorax . Several calcified lymph nodes are again noted projecting over the left pulmonary hilum . Cardiomediastinal silhouette is stable . Bony structures appear intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
No acute intrathoracic process .