The progress of trigeminal neuralgia in classification, diagnosis and treatment

Trigeminal neuralgia (TN) is a common facial pain disease. Recently, TN has been divided into three categories, including classic TN, secondary TN and idiopathic TN by the International Association for the Study of Pain. This article mainly discusses the progress of trigeminal neuralgia from the classification, diagnosis and treatment. Key words: Trigeminal neuralgia; Classification; Diagnosis; Drug therapy