What is primary vs. secondary classification of headache
Primary: symptom based
Secondary: etiology based
what are primary headaches
hundreds: tension, migraine, cluster etc
what is most common headache and most common physician visit headache
most common: tension
most visited: migraine
prevalence and sex of migraine
4 million canadians - 3:1 women:men
when is migraine peak
25-55 years
2 major subtypes of migraine
2. with aura
why may women be more effected
estradiol decrease at menstruation may play a role, but not only factor
what is problem with episodic headache and how often
if not treated, can become chronic – 3% each year
7 modifiable risk factors for chronic migraine
what are migraine without aura crit
A. 5 attacks fulfilling B-D
B. headaches lasting 4-72 hrs
C. 2 of: unilateral, pulsating, mod to severe pain, agg by activity
D. 1 of nausea/vomiting, photophobia/phonophobia
migraine with aura crit
same as without but:
B. reversible sensory or speech Sx
C. 2 of unilateral Sx, 5 minute development, 5-60 minutes Sx
what is contraindication of aura
birth control pill
what is IC headache classification
any 2: unilateral, throbbing, worsened by act, mod or severe
+1: nausea or vomiting, photo or phonobia
what is migraine prodrome
12-24hrs before - mood swings, choc cravings, yawning
co-existing disorders (4)
common triggers
what is migraine patho (5)
3 keys to true sinus headache
what is med overuse headache prev
1.5%
what are meds overused
what do patients want in a medication
2. pill form
what are 3 components to treatment
3 steps to med mgmt
what is specific MOA drug
triptans - 5HT 1B/D - most effective early