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 ...

(HealthDay)—Radiologists now perform most lumbar puncture procedures for Medicare beneficiaries, according to a study published online March 4 in the American Journal of Neuroradiology. Derek R.

In preparation for more tools that detect and measure the biology associated with Alzheimer's and other dementias earlier and with more accuracy, experts have published appropriate use criteria (AUC) ...