Microvascular Decompression: An Effective Approach for Trigeminal Neuralgia Caused by a Dolichoectatic Basilar Artery after Multiple Treatment Failures.

Trigeminal neuralgia (TN), characterized by recurrent episodes of intense facial pain, poses diagnostic and therapeutic challenges. TN can be triggered by many factors, with rare cases (< 0.05% of the general population) associated with vertebrobasilar dolichoectasia (VBD).