Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were obtained . There are no prior exams for comparison . The lungs are well inflated and clear . No consolidation , effusion , or pneumothorax is present . The cardiac and mediastinal contours are normal . No displaced rib fracture is apparent .
    OUTPUT:
    
No acute cardiopulmonary process . If there is continued clinical concern for rib fracture , a dedicated rib series with radiopaque marker at site of pain is more sensitive .