Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal silhouette is within normal limits . There is mild atelectasis at the left base . There may be a trace pleural effusion in the posterior sulcus . There is no focal consolidation . No pneumothorax . Multiple at acute rib fractures are better seen on the CT scan from earlier today .
    OUTPUT:
    
1 . Minimal atelectasis and possible trace diffusion . No consolidation . 2 . Multiple acute rib fractures are better evaluated on the CT scan from earlier today . No pneumothorax .