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HA Type 2
Duration
Term | Definition |
---|---|
Tension-Type | Last 30min - 7 days (usually 1-24 hours) |
Migraine w/o Aura | Last 4 - 72 hours |
Migraine w/ Aura | with or after Aura focal dysfunction of cerebral cortex or brainstem causes 1/more aura symptoms to develop over 4 minutes if aura lasts >1hour, it should be diagnostically explored |
Cluster | Lasts weeks-months, disappear for months-years usually at characteristic time of year, vernal or autumn equinox often start 1hour into sleep (alarmclock HA), awakens person |