Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrates numerous bilateral rib fractures with bony expansion in previously described on chest CT dated ___ . Lungs appear grossly clear although overlying opacities involving the ribs is somewhat limiting . Increased opacity in the right paratracheal region is due to known posterior right rib fractures with expansion . There is no opacity convincing for pneumonia . Atelectasis at the left base is noted . Severe compression deformity of T7 vertebral body which is sclerotic in appearance has been previously demonstrated . Remaining vertebral body heights appear preserved . Overlying bowel obscures lumbar vertebral bodies . Heart size is upper limits of normal . There is no evidence of pulmonary edema . There is no pneumothorax . There is no large pleural effusion .
    OUTPUT:
    
Bilateral rib fractures with bony expansion appears to been present on previous CT dated ___ . There is no large lung consolidation convincing for pneumonia .