Localized hypertrophic neuropathy
Alternate names
Onion whorl disease
Definition
Localized hypertrophic neuropathy is a nerve condition in which nerve cells increase in number and form bundles that look like onion bulbs. This condition affects one nerve, usually in an arm or leg.
Cause
The cause of this condition is unknown, but some researchers believe it might be a type of tumor, while others believe it might be an unusual reaction to injury.
Signs and symptoms
- This condition affects one nerve, usually in an arm or leg.
- The symptoms of this condition include muscle weakness, numbness, and decreased reflexes in the affected limb.
- Symptoms slowly get worse over time.
Diagnosis
Treatment
- Because this condition is rare, there are no established guidelines for the treatment of localized hypertrophic neuropathy.
- Treatment is determined based on each individual's symptoms and personal medical history.
- Treatment usually consists of having surgery to remove the abnormal part of the nerve.
- Some individuals do not have surgery and their symptoms are monitored over time.
NIH genetic and rare disease info
Localized hypertrophic neuropathy is a rare disease.
Resources
Frequently asked questions
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