You may be seated and asked to lean over so that your spine is curled forward. This way you avoid incorrect needle placement or trauma to your spine. It’s very important to remain completely still during the procedure. It’s performed by a doctor who is specially trained to collect CSF.ĬSF is usually taken from your lower back area, or the lumbar spine. Entering the spinal canal with a needle requires expert knowledge of the spine’s anatomy and a clear understanding of any underlying brain or spinal conditions that might increase the risk of complications from the procedure.Ī lumbar puncture generally takes less than 30 minutes. However, it’s more difficult to obtain a spinal fluid sample than a blood sample. So CSF analysis is more effective than a blood test for understanding CNS symptoms.
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