Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is moderate enlargement of the cardiac silhouette size . Aorta is mildly tortuous . The pulmonary vascularity is normal . The hilar contours are unremarkable . The lungs are clear . There are no pleural effusions or pneumothoraces . There is mild loss of height anteriorly of a mid thoracic vertebral body . Multilevel degenerative changes are noted in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Mild loss of height anteriorly of a mid thoracic vertebra .