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Definition of Oligoclonal band
1. Noun. (medicine) One of bands of immunoglobulins that are seen when a patient's blood plasma or cerebrospinal fluid (CSF) is analyzed. ¹
¹ Source: wiktionary.com
Medical Definition of Oligoclonal band
1. Small discrete bands in the gamma globulin region of the spinal fluid electrophoresis, indicating local central nervous system production of IgG; bands are frequently seen in patients with multiple sclerosis but can also be found in other diseases of the central nervous system including syphilis, sarcoidosis, and chronic infection or inflammation. (05 Mar 2000)