Pain coming from irritation or damage to a nerve or group of nerves. It is often difficult to diagnose. Potential sources include pinched nerves or disease such as diabetes or multiple sclerosis.
A condition marked by intense pain in the face or head originating from the trigeminal nerve, which brings sensory information about the face to the brain. This may be due to compression from an enlarged blood vessel or conditions such as MS (multiple sclerosis).
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