What is the definition or description of: classic migraine?

Migraine with aura. Migraine with aura is sometimes termed classic migraine while migraine without aura is often called common migraine. Aura is usually a visual phenomenum that will last up to 1 hour before the head pain starts.
See below. The classic migraine or migraine with aura is less prevalent than the common migraine. Approximately only 15% of patients exclusively have this type of headache. Aura is a temporary neurological symptom that can be referred to a focal area of the brain. The most common auras are: ?unilateral visual symptoms, ?one sided numbness ?one sided weakness ?speech difficulty.