Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouettes are stable and within normal limits . The bilateral hila are unremarkable . The lungs are clear . There is no evidence of pulmonary vascular congestion . There is no pneumothorax or pleural effusion . There is no evidence of a displaced rib fracture or other osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary process . No evidence of displaced rib fracture . Note , if there is strong clinical concern for a rib fracture , decicated rib radiographs could be obtained for detecting a subtle rib fracture .