A Trigeminal neuralgia (TN), also called tic douloureux, is a condition that is characterized by intermittent, shooting pain in the face. Causes of Trigeminal NeuralgiaPressure of a blood vessel on the root of the trigeminal nerve.Trigeminal neuralgia can occur as a result of aging, or it can be related to multiple sclerosis or a similar disorder that damages the myelin sheath protecting certain nervesPressure of a tumor on the trigeminal nerve (rare)Physical damage to the nerve caused by dental or surgical procedures, injury to the face or infections.Over time, changes in the blood vessels of the brain can result in a blood vessels Rubbing Against The Trigeminal Nerve Root.Symptoms Symptoms of Trigeminal NeuralgiaThe episodes of pain occur paroxysmally, or suddenly.The electric shock-like pain generally is on one side of the face and is spasmodic, coming in short bursts lasting a few seconds. The pain sometimes gets worse or better for periods of weeks or months. The pain is in the areas supplied by the trigeminal nerve: the cheeks, jaw, teeth, gums, lips and less often around the eye or forehead.