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:

1. Any headache fulfilling criterion C
2. A non-vascular intracranial disorder known to be able to cause headache, other than those described above, has been demonstrated
3. Evidence of causation demonstrated by at least two of the following:
   1. headache has developed in temporal relation to 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
4. Not better accounted for by another ICHD-3 diagnosis.