Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There are multiple mildly displaced right - sided rib fractures appearing acute . These appear to involve the right fourth , fifth , sixth and eighth posterior rib arches . Additionally , old left rib deformities are again noted . The lungs are clear without focal consolidation , effusion or pneumothorax . Cardiomediastinal silhouette appears stable with a dual - lead pacer again noted , appearing in stable position .
    OUTPUT:
    
Multiple right rib fractures , mildly displaced , acute . No pneumothorax .