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The End
6. Treatment for TN
6.1 Medical Treatment: 6.1.1 Carbamazapine is the gold standard for initial
treatment.
6.3 Operation for TN:
6.3.1 Percutaneous procedures:
3.Etiology of TN
TN (Etiologic Point)
Idiopathic TN (MVC 80%, AT, et)
Symptomatic TN (MS 1.7-5%, Tumors 0.8-
11.6%)
4. Pathology of TN
4.1 TN is a kind of non-nociceptive pain, which is caused by compression or damage to nerves instead of stimulation to algesiroreceptor . 4.2 Peripheral and central theory of TN: MVC, demyelination, ectopic impulse in trigeminal nerve, sensory reflex epilepsy, etc.
2. Prevalence and Incidence
2.1 150,000 people are diagnosed with TN every year(annual occurrence is 35/100,000)
2.2 Over the age of 50 (52-69).
2.3 More common in women than in men (F/M,1.74/1).