7.8 Headache attributed to other non-vascular intracranial disorder

Description:
Headache caused by a non-vascular intracranial disorder other than those described above.

Diagnostic criteria:
A. Any headache fulfilling criterion C
B. A non-vascular intracranial disorder known to be able to cause headache, other than those described above, has been demonstrated
C. Evidence of causation demonstrated by at least two of the following:

    1. headache has developed in temporal relation to the onset of the non-vascular intracranial disorder
    2. either or both of the following:

      a) headache has developed or significantly worsened in parallel with worsening of the non-vascular intracranial disorder
      b) headache has significantly improved in parallel with improvement of the non-vascular intracranial disorder

    3. headache has characteristics typical for the non-vascular intracranial disorder
    4. other evidence exists of causation

D. Not better accounted for by another ICHD-3 diagnosis.