Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No significant change from the prior exam . Slight hyperexpansion of the lungs . No focal consolidation , pleural effusion , pulmonary edema , or pneumothorax . Stable normal - appearing cardiomediastinal silhouette and hila . Multiple left lateral old rib fractures with callus formation are stable . Old right posterior rib fracture is also stable . Stable dextroconvex scoliosis of the thoracic spine .
    OUTPUT:
    
1 . No significant interval change . 2 . Slight hyperexpansion of the lungs , consistent with emphysema in the appropriate clinical setting .