Cerebrospinal Fluid Analysis

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Cerebrospinal fluid is a clear, colorless, bodily fluid that occupies the subarachnoid space and the ventricular system around and inside the brain and spinal cord. CSF acts as a cushion for protecting the brain against psychical trauma, supports the brain, and transports nutrients, chemical messengers, and waste. CSF serves four main purposes: buoyancy, protection, chemical stability, and prevention of brain ischemia. CSF is produced in the brain by modified ependymal cells in the choroid plexus, the remainder is formed around blood vessels and along ventricular walls. It circulates from the lateral ventricles to the foramen of Monro (interventricular foramen), third ventricle, aqueduct of Sylvius (cerebral aqueduct), fourth ventricle, foramen