Trigeminal neuralgia Trigeminal neuralgia (TN), also called tic douloureux, is a chronic pain condition that causes extreme, sporadic, sudden burning or shock-like face pain.  The pain seldom lasts more than a few seconds or a minute or two per episode. The intensity of pain can be physically and mentally incapacitating. TN pain is typically felt on one side of the jaw or cheek. Episodes … Continue reading Trigeminal Neuralgia