There is a variety of surgical treatment modalities for patients with t neuralgia intolerable or resistant to medical therapy significant ocular and visual morbidity can result from the surgical treatment of T neuralgia  percutaneous or per surgical procedures for T neuralgia can result in following complications   Corneal anesthesia Neurotropic keratitis Exposure keratitis Herpetic keratitis Ocular motor cranial neuropathies Optic neuropathy The ophthalmologist should be aware of these potential  problems