Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to previous exam from ___ . The lungs are clear . There is no effusion or pneumothorax . Cardiomediastinal silhouette is normal . No displaced rib fracture is identified .
    OUTPUT:
    
No acute cardiopulmonary process . No displaced rib fracture identified ; however , if high clinical concern and if desired , dedicated rib series can be performed .