Local drug injection is a minimally invasive and useful technique to manage trigeminal neuralgia,with a high success rate and low incidence of morbidity.

• 局部药物注射是三叉神经痛的经典治疗方法,操作较简单,作为一种相对微创、安全性较高的治疗手段,仍不失为临床治疗的可选方法之一。