[Spontaneous vertebral artery dissection complicated by a transient ischemic attack in a migraine patient].

The primary clinical manifestation of vertebral artery dissection may be an isolated neck headache, and therefore, dissection diagnosis may be challenging in patients with chronic headaches. A headache that has acutely developed and changed its character, localization, or trigger, an atypical aura in patients with migraine, requires a specialist's scrutiny.