Table 2 Diagnostic criteria for migraine aura:-

A. At least two attacks fulfilling criteria B–C

B. One or more of the following fully reversible aura symptoms:

 1. visual

 2. sensory

 3. speech and/or language

 4. motor

 5. brainstem

 6. retinal

C. At least two of the following four characteristics:

 1. At least one aura symptom spreads gradually over 5 min, and/or two or more symptoms occur in succession

 2. Each individual aura symptom lasts 5–60 min1

 3. At least one aura symptom is unilateral2

 4. The aura is accompanied, or followed within 60 min, by headache

D. Not better accounted for by another ICHD-3 diagnosis, and transient ischemic attack has been excluded.