This allows the fluid that bathes the brain and spinal cord to leak out. However, there is hope: Like a plumbing leak, a spinal CSF leak can often (but not always) be fixed. A CSF leak is caused by a tear in the soft tissues that envelop the brain and spinal cord known as the dura mater. This is a diagnosis that tends to be missed when it occurs out of the blue, while cases that arise after medical procedures like spinal taps and spinal surgery are usually recognized more quickly. Very rarely, this can be life-threatening. Many patients are quite disabled by their limited functional upright time each day. Most of the time, this is mistaken as a migraine headache, or is attributed to another cause. While there are a number of symptoms, the most common symptom is an “upright headache,” that is, head pain that worsens after minutes to hours upright and improves while lying flat, or a headache that is less obviously positional but gets worse as the day goes on. Spinal CSF Leak Canada makes no representations or warranties with respect to any information offered or provided on this website and is not liable for any direct or indirect claim, loss or damage resulting from use of this website and/or any website(s) linked to/from it. This is called a spinal CSF leak, which is the underlying cause of intracranial hypotension. When the tough layer called the dura mater (often abbreviated as dura) that holds CSF in around the brain and spinal cord has a hole or tear along the spine, this results in a loss of CSF volume through the defect. Cerebrospinal fluid is a special fluid that bathes and supports the brain and spinal cord. The most common symptom of a CSF leak is clear, watery drainage leaking from only one side of the nose or one ear, that has a salty taste.
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