Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lumbar fixation hardware is partially imaged . There is a mild dextro convex scoliosis of the thoracic spine . Heart size and mediastinal contours are normal . The lungs are well inflated and clear . There is no mediastinal or hilar lymphadenopathy . Osseous structures are intact .
    OUTPUT:
    
1 . No specific findings to suggest pulmonary sarcoidosis . 2 . Clear lungs . 3 . Mild to moderate dextro convex scoliosis of the lower thoracic spine .