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lumbar puncture |
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lumbar punctureInsertion of a hollow needle between two lumbar (lower back) vertebrae to withdraw a sample of cerebrospinal fluid (CSF) for testing. Normally clear and colourless, the CSF acts as a fluid buffer around the brain and spinal cord. Changes in its quantity, colour, or composition may indicate neurological damage or disease. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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