A lumbar puncture(LP) — commonly referred to as a spinal tap is an invasive procedure used for diagnosis and treatment of various CNS problems. It consists on inserting a needle into the lower back to withdraw the cerebrospinal fluid (CSF) that surrounds the brain and spinal cord It might help with meningitis infection or hemorrhage and other things (eg. e.g., multiple sclerosis) Lumb... https://healthcheckbox.com/es/pediatrics/lumbar-puncture/