Biopsy - nerve
A nerve biopsy is the removal of a small piece of a nerve for examination.
A nerve biopsy is most often done on a nerve in the ankle or wrist.
The health care provider apply medicine to numb the area before the procedure. The doctor makes a small surgical cut and removes a piece of the nerve. The nerve sample is sent to a lab, where it is examined under a microscope.
There is no special preparation.
When the numbing medicine (local anesthetic) is injected, you will feel a prick and a mild sting. The biopsy site will be sore for a few days after the test.
Nerve biopsy may be done to help diagnose:
Additional conditions under which the test may be performed:
Shy ME. Peripheral neuropathies. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier. 2007: chap 446.
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