8.1.1.1 Immediate NO donor-induced headache

Previously used terms:

Nitroglycerine headache; dynamite headache; hot dog headache.

Diagnostic criteria:
  1. Any headache fulfilling criterion C
  2. Absorption of a nitric oxide (NO) donor has occurred
  3. Evidence of causation demonstrated by all of the following:
    1. headache has developed within 1 hour after absorption of the NO donor
    2. headache has resolved within 1 hour after release of NO has ended
    3. headache has at least one of the following four characteristics:
      • a) bilateral
      • b) mild to moderate intensity
      • c) pulsating quality
      • d) aggravated by physical activity
  4. Not better accounted for by another ICHD-3 diagnosis.