Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided demonstrate no free air below the right hemidiaphragm . Lungs are clear . No signs of pneumonia or CHF . Cardiomediastinal silhouette is normal . Bony structures are intact .
    OUTPUT:
    
No acute intrathoracic process . No signs of pneumoperitoneum .