7.2.2 Cerebrospinal fluid (CSF) fistula headache


Orthostatic headache occurring after a procedure or trauma causing a persistent cerebrospinal fluid (CSF) leakage resulting in low intracranial pressure. It remits after successful sealing of the CSF leak.

Diagnostic criteria:
  1. Headache fulfilling criteria for 7.2 Headache attributed to low cerebrospinal fluid (CSF) pressure, and criterion C below
  2. A procedure has been performed, or trauma has occurred, known sometimes to cause persistent CSF leakage (CSF fistula)
  3. Headache has developed in temporal relation to the procedure or trauma
  4. Not better accounted for by another ICHD-3 diagnosis.