What causes cerebral neuralgia?

Trigeminal neuralgia may be caused by the first cause, there may be caused by trigeminal neuralgia, trigeminal neuralgia is a classic cerebral neuralgia, and trigeminal nerve by vascular compression is obviously related, compression to the trigeminal nerve can cause trigeminal nerve demyelination changes, so show abnormal discharge. The second reason is glossopharyngeal neuralgia, mainly manifested as paroxysmal severe pain in the throat, and glossopharyngeal nerve is related to vascular compression, can take anti-epileptic drugs to treat. The third reason is viral infection, especially herpes zoster virus can invade the brain nerve, showing severe neuralgia. In addition, if there is a skull base metastasis tumor can also invade the nerve, causing neuralgia.