Those symptoms of Basilar Artery Migraine that are actually symptoms of vertebrobasilar ischemia (lack of blood and inadequate oxygenation of the posterior part of the brain) are:

• dizziness and/or vertigo
• unsteadiness, difficulty walking, or loss of balance
• double vision
• partial blindness or blindness in both visual fields
• slurred speech and/or inability to speak (expressive aphasia)
• loss of feeling, tingling, or numbness of face and/or extremities
• weakness, paralysis, and/or "clumsiness" of extremities
• difficulty swallowing/inability to swallow and/or drooling