A lumbar puncture, or spinal tap, is a medical procedure to collect spinal fluid from the lower back. A thin needle is carefully inserted into the spinal canal to diagnose various conditions affecting the brain and spinal cord.
A lumbar puncture, or spinal tap, is a medical procedure to collect spinal fluid from the lower back. A thin needle is carefully inserted into the spinal canal to diagnose various conditions affecting the brain and spinal cord.