Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiograph demonstrate clear lungs bilaterally . Cardiomediastinal and hilar contours are within normal limits . There is no pleural effusion or pneumothorax . There is no displaced rib fracture identified . There is no air under the right hemidiaphragm .
    OUTPUT:
    
No acute intrathoracic abnormality . No displaced rib fracture . Consider dedicated rib films with radiopaque marker indicating site of concern .