Trigeminal Nerve Disorders
| Nuclear (brainstem) lesions | Peripheral nerve lesions |
| Multiple sclerosis | Nasopharyngeal carcinoma |
| Stroke | Trauma |
| Syringobulbia | Guillain-Barré syndrome |
| Glioma | Sjögren's syndrome |
| Lymphoma | Collagen-vascular diseases |
| Preganglionic lesions | Sarcoidosis |
| Acoustic neuroma | Leprosy |
| Meningioma | Drugs (stilbamidine, trichloroethylene) |
| Metastasis | Idiopathic trigeminal neuropathy |
| Chronic meningitis | |
| Cavernous carotid aneurysm | |
| Gasserian ganglion lesions | |
| Trigeminal neuroma | |
| Herpes zoster | |
| Infection (spread from otitis media or mastoiditis) |