Objective: To investigate the primary causes of TN and HFS via studing the imaging funding of Trigeminal Neuralgia (TN) and Hemifacial Spasm (HFS) and comparing with the results of operations.

• 摘要目的：分析总结三又神经痛和面肌痉挛的影像学表现，经与手术结果对照，探讨三叉神经痛和面肌痉挛的主要致病原因。