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Cerebrospinal Fluid Leak

Medically reviewed by Drugs.com. Last updated on Apr 6, 2025.

What is a cerebrospinal fluid (CSF) leak?

A CSF leak happens when there is a tear in the membrane (dura) that contains the fluid. CSF surrounds and cushions your brain and spinal cord.

What increases my risk for a CSF leak?

What are the symptoms of a CSF leak?

How is a CSF leak diagnosed?

Your healthcare provider will examine you and ask about your symptoms. Tell your provider about any recent injury or surgery you have had. You may need any of the following:

How is a CSF leak treated?

Treatment will depend on the location and size of your leak.

Call your local emergency number (911 in the US), or have someone call if:

When should I seek immediate care?

When should I call my doctor?

Care Agreement

You have the right to help plan your care. Learn about your health condition and how it may be treated. Discuss treatment options with your healthcare providers to decide what care you want to receive. You always have the right to refuse treatment. The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.

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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.