Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . The heart is top normal in size . Lungs appear clear . No signs of pneumonia or CHF . No pleural effusion or pneumothorax . Mediastinal contour is normal . Bony structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
No acute intrathoracic process .