Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: On the lateral view a 9 mm nodular opacity projecting just anterior to the spine roughly at the level of T9 is not substantially changed . Normal heart size , mediastinal and hilar contours . No pleural effusion or pneumothorax .
    OUTPUT:
    
Persistent 9 mm nodular opacity projecting anterior to the spine on the lateral view .