Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . Right apical scarring is again seen . Elsewhere , the lungs are clear . There is no effusion or pneumothorax . Cardiac silhouette is within normal limits . Anterior left third , fourth , fifth and likely lateral left sixth rib fractures are better seen on left shoulder films .
    OUTPUT:
    
Acute left third through fifth and likely sixth rib fractures . No acute cardiopulmonary process .