SymptomsSymptoms of neuralgia can include:
- Localised pain
- The area may be excruciatingly sensitive to touch, and any pressure is felt as pain
- The pain can be sharp or burning, depending on the affected nerve
- The affected area is still functional
- The muscles may spasm
CausesNerve inflammation (neuritis) can trigger neuralgia. Causes of neuritis include:
- Shingles -inflammation of a nerve, caused by infection with the herpes virus.
- Infection -the nerve can be irritated by nearby infection, such as a tooth abscess
- Pressure or injury -broken bones, slipped vertebral discs (sciatica) or certain tumours can press and irritate a nerve
- Syphilis -in its advanced stages, this sexually transmitted disease affects the functioning of the nervous system.
- Chronic kidney disease
- Certain medications
- Trauma, such as that caused by surgery
- Chemical irritation