Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Previously seen left pneumothorax on prior CT torso is not clearly identified on this radiograph . There is no focal consolidation or pleural effusion . The cardiomediastinal silhouette is normal . Again seen are multiple minimally displaced left - sided rib fractures .
    OUTPUT:
    
1 . Previously idenfitifed small left pneumothorax is not seen on this radiograph . 2 . Multiple left - sided rib fractures .