Lower cranial nerve palsy with dysphagia and poor gag reflex is a potentially life-threatening condition, and rarely a complication of high cervical injury.

• 摘要最后四条颅神经麻痹可引起吞嚥困难及作呕反射变差，有可能导致营养不良、吸入性肺炎、呛死等并发症，罕由于上段颈椎受伤所引发。