Cerebrospinal fluid (csf) leak occurs when there is a tear or hole in the membranes surrounding the brain or spinal cord, allowing the clear fluid that surrounds and cushions those organs to escape. A cerebrospinal fluid leak (csf leak or csfl) is a medical condition where the cerebrospinal fluid (csf) that surrounds the brain and spinal cord leaks out of one or more holes or tears in the dura mater. What is a csf leak?

The dura can be injured or punctured รขโ‚ฌยฆ