Table 1.

International Headache Society criteria for migraine (text in parentheses indicates suggested revisions for children under 15 years of age).

At least 5 episodes without aura fulfilling all of criteria 1–3:		OR	At least 2 episodes with aura fulfilling at least 3 of criteria 1–4:
1.	Headache lasting 2 to 48 hours (30 minutes to 48 hours)		1.	One or more fully reversible aura symptoms including focal cortical, brain stem dysfunction, or both
2.	Headache meeting at least 2 of the following criteria: a) Unilateral or bilateral (either frontal or temporal) distribution of pain b) Throbbing c) Moderate to severe intensity d) Aggravated by routine physical activity		2.	At least 1 aura symptom that develops gradually over >4 minutes, or 2 or more symptoms that occur in succession
3.	At least one of the following symptoms while headache is present: a) Nausea, vomiting, or both b) Photophobia, phonophobia, or both		3.	No aura symptoms lasting >60 minutes
			4.	Headache follows aura within 60 minutes