However, not every What are the diagnostic criteria for migraine? migraine attack progresses through all phases (e.g., only one- third of people with migraine will experience aura) and the In the third edition of the International Classification of Headache phases do not necessarily occur in succession (e.g., aura and Disorders (ICHD-3), migraine is subclassified into 6 categories: headache can oc. [...] A comprehensive review of neuroimaging and workup The ID Migraine Screener, a tool that has been validated in pri- of secondary causes of headache was recently published.23 mary care, screens for 3 key migraine-associated features: photo- phobia, functional impairment and nausea (with the mnemonic “PIN What is the approach to acute treatment of a the diagnosis”). [...] The screen is positive for migraine if the patient has 2 migraine attack? or more of the features, and a study of 563 patients presenting for routine primary care appointments and reporting headaches in the The goal of treatment of migraine attacks is to provide rapid relief past 3 months found the sensitivity to be 0.81 (95% confidence inter- from pain and other migraine-related symptoms, to rest. [...] *Levels of evidence using the GRADE system: high = the guideline authors are confident that the true effect lies close to the estimate given by the evidence available; moderate = the guideline authors are moderately confident in the effect estimate, but there is a possibility it is substantially different; low = the confidence in the effect estimate is limited and the true effect may be substantia. [...] Phase 3 randomized, placebo- board of Migraine Canada and on the board of the Pain Society of Al- controlled, double-blind study of lasmiditan for acute treatment of migraine.
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