Medical Health Encyclopedia

CSF oligoclonal banding

Under experienced hands there should not be any pain. There may be a feeling of pressure when the needle is inserted but with appropriate anesthetic, this should not hurt. Occasionally, some people may feel numbness shooting down the leg. This may be due to irritation of a nerve root and subsides when the needle is withdrawn.

Following the procedure, the patient is advised to remain lying down for an hour or two to prevent low-pressure headache. The entire procedure takes approximately 20 minutes.

Why the test is performed:

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This test helps support, but does not confirm, the diagnosis of multiple sclerosis (MS). The presence of oligoclonal bands in the CSF must be interpreted in the context of clinical findings and other laboratory results.

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