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 pulmonary vascular congestion . There is no pneumothorax or pleural effusion . There is no evidence of a displaced rib fracture .
    OUTPUT:
    
No acute cardiopulmonary process . No evidence of displaced rib fracture . Note , chest radiographs are not sensitive for the detection of subtle or nondisplaced rib fractures . Dedicated rib radiographs could be obtained for further assessment if desired .