Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to chest radiograph from ___ , there is little change . Left lower lobe opacity is similar . The cardiomediastinal silhouette is stable . There is no pleural effusion or pneumothorax . Mild elevation of the left hemidiaphragm is unchanged . No definite displaced rib fracture seen . Changes of vertebroplasty again seen .
    OUTPUT:
    
No displaced rib fracture seen . No significant change in the appearance of the chest compared to ___