Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well - expanded and clear . Moderate cardiomegaly is stable . Anterior wedge deformities in the vertebral bodies of the mid thoracic spine are unchanged . Extensive degenerative changes of the thoracic spine and bilateral shoulders are stable . Left chest wall pacemaker with intact leads appears unchanged .
    OUTPUT:
    
1 . No evidence of pneumonia . 2 . Unchanged moderate cardiomegaly .