Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest , and oblique views of the left ribs were obtained . The heart is of normal size with normal cardiomediastinal contours . Lungs are clear without focal or diffuse abnormality . The pulmonary vasculature is unremarkable . No pleural effusion or pneumothorax . The osseous structures are unremarkable , and no rib fracture is identified . No radiopaque foreign bodies are seen .
    OUTPUT:
    
No acute cardiopulmonary process . No displaced rib fracture or pneumothorax .