Why do I feel sore after a lumbar puncture?

Lumbar puncture uses a larger puncture needle to enter the subarachnoid space by puncturing the skin, subcutaneous tissue, supraspinous ligament, interspinous ligament, ligamentum flavum, and epidural in sequence, thereby obtaining cerebrospinal fluid. There must be certain injuries, but these injuries are sterile and small, but they are also relatively non-negligible injuries, and may even damage some small nerves, so the phenomenon of lumbar swelling after puncture is relatively common. of.

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