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  1. Cerebrospinal fluid - Wikipedia

    CSF acts as a shock absorber, cushion or buffer, providing basic mechanical and immunological protection to the brain inside the skull. CSF also serves a vital function in the cerebral …

  2. Cerebrospinal Fluid (CSF) Leak: Symptoms, Types & Treatment

    Aug 3, 2025 · A cerebrospinal fluid (CSF) leak happens when a tear in the membrane around your brain or spinal cord lets fluid escape. Cranial leaks can cause headaches and nasal drainage.

  3. Cerebrospinal Fluid (CSF) Leak - Johns Hopkins Medicine

    Cerebrospinal fluid (CSF) is a watery liquid that continually circulates through the brain’s ventricles (hollow cavities) and around the surface of the brain and spinal cord. CSF washes …

  4. CSF Cerebrospinal Fluid - Physiopedia

    Cerebrospinal fluid (CSF) is a clear, plasma-like fluid (an ultrafiltrate of plasma) that bathes the central nervous system (CNS). It occupies the central spinal canal, the ventricular system, and …

  5. Cerebrospinal fluid: Physiology, composition, and findings ... - UpToDate

    Jun 21, 2024 · Examination of the cerebrospinal fluid (CSF) provides important diagnostic information in many infectious and noninfectious medical conditions of the nervous system.

  6. Cerebrospinal Fluid – The Liquid That Protects Your Brain

    Apr 15, 2024 · Cerebrospinal fluid is the liquid around your brain and spinal cord. If a doctor thinks you have an illness that affects your nervous system, they might take a sample for testing. The …

  7. Cerebrospinal Fluid - PMC

    This chapter discusses the anatomy, functions, and biochemistry of cerebrospinal fluid (CSF). CSF has four major functions: physical support of neural structures, excretion and “sink” …

  8. Cerebrospinal fluid (CSF) | Britannica

    Dec 12, 2025 · Cerebrospinal fluid (CSF), clear, colourless liquid that fills and surrounds the brain and the spinal cord and provides a mechanical barrier against shock. Formed primarily in the …

  9. Cerebrospinal Fluid - CSF - TeachMePhysiology

    Nov 18, 2025 · Cerebrospinal fluid (CSF) is a clear, watery fluid that surrounds the brain and the spinal cord. It is an ultrafiltrate of blood plasma and is contained within the subarachnoid …

  10. Snapshot: What is Cerebrospinal Fluid (CSF)?

    Cerebrospinal Fluid is a clear, colourless fluid that transports necessary nutrients and hormones around the central nervous system.