Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are well expanded and clear . Note is again made of right - sided aortic arch and descending thoracic aorta . There is no pleural effusion or pneumothorax . The heart is normal in size .
    OUTPUT:
    
No acute intrathoracic process . Findings were discussed by Dr . ___ with Dr . ___ at 13 :03 on ___ by phone .