Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are fully expanded and clear . No pleural abnormalities . Heart size is normal . Cardiomediastinal and hilar silhouettes are normal . Median sternotomy wires are noted . Incidental note is also made of unfused posterior elements in the lower cervical and upper thoracic spine .
    OUTPUT:
    
Nodes evidence of acute cardiopulmonary abnormality .