4.10.1 Probable new daily persistent headache

Diagnostic criteria:
  1. Persistent headache fulfilling criteria B and C
  2. Distinct and clearly-remembered onset, with pain becoming continuous and unremitting within 24 hours
  3. Present for ≤3 months
  4. Not fulfilling ICHD-3 criteria for any other headache disorder
  5. Not better accounted for by another ICHD-3 diagnosis.