Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The aorta is tortuous , unchanged . Mediastinal and hilar contours are similar . Lungs are hyperinflated , but the lungs are clear . No pleural effusion , pneumothorax , or focal consolidation is present . The pulmonary vasculature is normal . Mild degenerative changes are noted in the thoracic spine with mild loss of height anteriorly of a low thoracic vertebral body . Clip is demonstrated projecting over the right upper quadrant of the abdomen .
    OUTPUT:
    
No acute cardiopulmonary abnormality .