spinal fluid
cerebrospinal fluid

The spinal fluid had increased levels of a compound called F2-isoprostane.

The levels in spinal fluid may help confirm or rule out the disease earlier than ever.

One man, whose mother was shot to death eight years ago, said he still had nightmares of the spinal fluid seeping from her body.

So far nothing had grown out from either his blood or spinal fluid.

There's no pressure on the brain, and the spinal fluid is clear.

Sometimes it is given as a shot under the skin or directly into the spinal fluid.

The draining of a man's spinal fluid did not kill him.

The test may also be done using other types of samples, such as spinal fluid, blood, urine, or tears.

"Which might be found only in the spinal fluid?"

But this is the best for the spinal fluid.