Lumbar puncture (spinal tap)



Lumbar puncture (spinal tap)

Original Article:  http://www.mayoclinic.com/health/medical/IM01849
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Lumbar puncture (spinal tap)

Illustration of lumbar puncture (spinal tap)

During a lumbar puncture (spinal tap) procedure, you typically lie on your side with your knees drawn up to your chest. Then a needle is inserted into your spinal canal — in your lower back — to collect cerebrospinal fluid for testing.
IM01849

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