A spinal tap, or a lumbar puncture, is a procedure in which a needle is inserted in your lower back to withdraw the cerebrospinal fluid (CSF) — the fluid around your spinal cord. The fluid can be ...
A lumbar puncture, also known as a spinal tap, is a common clinical procedure that uses a hollow needle to penetrate the spinal canal and access the cerebrospinal fluid that surrounds the brain and ...
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