Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: At least four , contiguous , partially displaced rib fractures are noted involving the right lateral ribs ___ . Generalized haziness over this region may reflect underlying pulmonary contusion or soft tissue edema . There is no pneumothorax , pleural effusion , or frank pulmonary edema . The cardiac silhouette is normal . The descending thoracic aorta is mildly tortuous . A probable chronic right shoulder fracture these noted .
    OUTPUT:
    
Numerous , contiguous , lateral right rib fractures , likely subacute in nature . No evidence of pneumothorax .