tension type lokin ver Flashcards
epidemiology of tension type HA
most prevalent primary type
female 4th decade
discuss pathophysio (myofascial mech)
inc tenderness and hardness of muscle
local inflamm and ischemia
discuss pathophysio (vascular mech)
inc BF in cerebral arteries
abnormal carotid BF and extracranial vascular reponse
discuss pathophysio (peripheral sensitization)
myofascial and vascular mech occur peripherally = tension type
genes that bring tension type
5-HTTLPR polymorphism
Val158Met COMT polymorphism
APOE-E4 polymorphism
discuss pathophysio (central mech)
central sensitization - dysfunction in descensing pain modulation
clinical features
mild to mod
bilat
dull, band like, weight on head
pericranial tenderness
precipitated by:
- stress
- mental tension
- head and neck mvoements
discuss criteria for episodic
30 mins to 7 days
at least 2
- bilat
- pressing or tight
- mid to mod
- not agg by activity
both of
- no nausea or vomiting
- phono or photo phobia
discuss criteria for chronic
> 15 time per month for 3 months
hrs to days
at least 2
- bilat
- pressing or tight
- mid to mod
- not agg by activity
both of
- no nausea or vomiting
- phono or photo phobia