Objective:To investigate the relationship between MRI changes and clinical curative effect after anterior decompression and fusion(ADF)of cervical spondylotic myelopathy(CSM).

• 目的:研究脊髓型颈椎病前路减压及融合术后的MRI表现与临床意义,评价术后MRI表现及其与术后疗效的关系。