Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The hilar and mediastinal contours are unremarkable . The lungs are slightly hyperinflated , however appear to be clear . There is no evidence of pneumothorax or pleural effusions . The visualized osseous structures are unremarkable .
    OUTPUT:
    
No acute cardiopulmonary process . Specifically , no evidence of an infiltrate suggestive of pneumonia .