Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is severe dextroscoliosis of the thoracic spine along with presence ___ ___ rods which are stable compared to the prior study . There is also a dual - lead pacemaker with proper placement of the leads into the right atrium and right ventricle respectively . Heart size is normal and cardiomediastinal contours are unremarkable . Lung fields are clear with no focal infiltrates , pleural effusions , or pneumothorax .
    OUTPUT:
    
No acute pulmonary abnormalities .