Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Chronic appearing bilateral rib deformities are noted . No focal consolidation is seen . There is no pleural effusion or pneumothorax . The cardiac silhouette is top - normal to mildly enlarged . There may be a hiatal hernia .
    OUTPUT:
    
No focal consolidation . Chronic appearing bilateral rib deformities . Top - normal to mildly enlarged cardiac silhouette .