Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are within normal limits . No focal consolidation , pleural effusion or pneumothorax is identified . No rib fractures are identified . Chronic deformity of the left clavicle is related to prior injury .
    OUTPUT:
    
No acute intrathoracic process . No rib fractures identified .