Magnetic resonance imaging (MRI) showed the protrusion of cervical disc at the level of C3-4, which was correlated well with his clinical symptoms.

• 其临床表徵包括颈部疼痛及渐进式的四肢无力，经核磁共振造影检查发现在颈椎第三、四节之间椎间盘凸出并压迫颈髓的情形。