A nerve biopsy is a surgical procedures to collect and test a sample of abnormal tissues. The biopsy sample is examined in the lab under a microscope. Biopsy results can help the care team determine a diagnosis and develop treatment options, especially in cases of progressive peripheral neuropathy or enlarged nerves that mimic nerve tumors.
Not all treatments, tests and services are available at all Mayo Clinic Health System locations. Check with your preferred location in advance.
