Diagnostic Criteria for Migraine
Migraine without aura- Attacks lasting 4–72h (but in some cases may be longer than this – ‘status migrainosus’)
- At least two of the following characteristics:
- Unilateral
- Pulsating
- Moderate to severe
- Aggravated by movement (NB: migraine headache may be bilateral or vary unilateral/bilateral during a single episode; may be continuous).
- At least one associated symptom:
Migraine with aura- One or more transient focal neurological aura symptom
- Gradual development of aura symptom over >4 min, or several symptoms in succession
- Aura symptoms last 4–60 min
- Headache follows or accompanies aura within 60 min
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