Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . There is no focal consolidation , pleural effusion or pneumothorax . Heart size is normal . The mediastinal silhouette and hilar contours are normal . A cervical collar is in place . Thoracic vertebral body heights are maintained . No displaced rib fracture is identified but if exam findings are concerning for rib fracture , dedicated rib series should be obtained .
    OUTPUT:
    
No evidence of acute intrathoracic injury .