A nerve biopsy is a medical procedure where a small sample of a nerve is taken from the body to examine it closely under a microscope. It is done to help diagnose or understand nerve-related diseases or conditions. Full definition
Traditionally, a firm diagnosis of the disorder requires a surgical nerve biopsy followed by genetic tests. (sciencedaily.com)
They also could see red protein clumps in the skin samples of these people, sparing them a more invasive nerve biopsy. (sciencedaily.com)
Through dozens of nerve biopsies, they did discover a key difference in AMAN from traditional GBS in that the attack focuses on the nerve axon, rather than the surrounding myelin. (sciencemag.org)