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What is a migraine?
- moderate to severe headache, proceded by period of depression, irritability, restlessness or anorexia
- associated with auras
How long does a migraine last?
What is an aura?
a transient visual, sensory, language, or motor disturbance or language which signals that the headache will soon occur
How long does an aura last?
What is important about an aura?
- always precedes a HA
- might be some delay in between <60min
What is a migraine with an aura?
- classical migraine
- at least 2 epsiodes of migraine HA with aura with at least 3 of the following:
- aura <60mins, HA within 60mins of aura, gradual aura development, or several aura in succession
What is a migraine without an aura?
- common migraine
- A least 5 eps of HA, each lasting 4-72 hrs with 2 of the following:
- aggravated physical activity, pulsatile, unilateral, mod-sever, photophobia, nausea/vomiting
What is the prevalence of migraines?
How do migraines change with age?
What are the phases of migraines?
What is the premonitory phase?
symptoms related to various organ systems
What is the aura phase?
What is the headache phase?
uni/bilateral frequently associated with photophobia, nausea, vomiting, aversion to smells and sounds
What is the recovery phase?
often requires sleep/dark quiet room
What is the postdrome phase?
feelings of food intolerance, lack of energy, moodiness
Which type of aura is more common?
visual than motor
How many of those with migraines will experience auras?
What does a scintillating scotoma look like and how does it progress?
starts in centre of VF, enlarges, horseshoe with border of zigzags
How many will have a diagnosis of migraines?