Results Thin - section CT myelography visualizes the rootlet insid e the spinal cord cl early.The adverse reactions of third generation non - ionic water - soluble c ontrast medium were low and mild .

• 结果脊髓造影CT薄层扫描片上，能清晰地显示神经根，经腰穿注入第三代非离子造影剂后不良反应少而轻。