9.1.3.1 Acute headache attributed to intracranial fungal or other parasitic infection

Diagnostic criteria:
A. Headache fulfilling criteria for 9.1.3 Headache attributed to intracranial fungal or other parasitic infection, and criterion C below
B. Intracranial fungal or other parasitic infection remains active or has recently resolved
C. Headache has been present for <3 months.