Causes and Diagnoses

Causes and Diagnoses of Trigeminal Neuralgia

Trigeminal neuralgia is usually caused by a blood vessel pressing against the trigeminal nerve. In some cases, it can be caused by multiple sclerosis or, more rarely, a tumor.

To diagnose trigeminal neuralgia, your physician will typically take your health history and do a physical exam. Giving your healthcare provider details about the pain, such as where and when the pain happens, will help with making a diagnosis. Imaging tests may be used to try to rule out other causes of pain.

Tests may include: