Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours appear unchanged including mild cardiomegaly and mitral annular calcifications . The aortic is tortuous and calcified . There is no definite pleural effusion or pneumothorax . The lungs appear clear . Moderate degenerative changes again affect the mid through lower thoracic spine . A left ninth rib fracture is not well visualized .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease . Left ninth rib fracture , better depicted on dedicated rib radiographic series .