 [ Symptoms ] is it necessary to replace my tooth crown after 9 years [ Disease ] if you are suffering from trigeminal neuralgia you have my sincerest sympathy it is an extremely painful condition trigeminal neuralgia also called tic douloureux is a very common cause of facial pain and causes severe attacks of intense facial pain often with a visible muscle spasm trigeminal neuralgia tn usually is caused by compression of the root of the trigeminal nerve which is a big nerve with three branches that supplies the face with sensation and movement tn attacks usually come and go patients may go through a period of weeks or months where they have many attacks and then these may clear up for no reason before coming back months later tn usually is treated with medication surgical therapy has not been well studied for this condition of the surgeries that are currently used to treat tn none of them are oral surgeries  the most common surgery for example involves going through the skull i hope this helps