Headache caused by intracranial neoplasia.
A. Any headache fulfilling criterion C
B. Intracranial neoplasia has been diagnosed
C. Evidence of causation demonstrated by at least one of the following:
1. headache has developed in temporal relation to the intracranial neoplasia, or led to its discovery
2. headache has significantly worsened in parallel with worsening of the intracranial neoplasia
3. headache has significantly improved in temporal relation to successful treatment of the intracranial neoplasia
D. Not better accounted for by another ICHD-3 diagnosis.