Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs of the chest demonstrate clear lungs and normal hilar and cardiomediastinal contours . There is no pneumothorax or pleural effusion . Pulmonary vascularity is normal . Several well - circumscribed dense opacities projecting over the anterior aspect of multiple intervertebral disc spaces on the lateral view only , represent osteophytes and calcified disc protrusion .
    OUTPUT:
    
No evidence of pneumonia .