Normal CSF (in a disease-free state) is a clear, colorless pure transudate with very low protein concentration and nucleated cell count. This fluid is produced predominantly in the choroid ...

Here's what happens when your cerebrospinal fluid stops working: CBF is made of water, proteins, sugar, ions and neurotransmitters. It is primarily produced by a network of cells called the ...

A lumbar puncture is a test to check the fluid that circulates around the brain and spinal cord. This is called the cerebrospinal fluid or CSF. A lumbar puncture can check for cancer cells or for ...