Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . A small right pneumothorax is unchanged since the ___ examination . Multiple right rib fractures are again seen . The heart size remains normal . The hilar and mediastinal contours are within normal limits . Mild elevation of the right hemidiaphragm is stable . There are no new effusions or consolidations .
    OUTPUT:
    
1 . Unchanged small right pneumothorax . 2 . Multiple right rib fractures . 3 . Normal cardiac contour .