Leeb et al reported the Polymyalgia Rheumatica Activity Score to describe the clinical activity of polymyalgia rheumatica. The authors are from State Hospital Stockerau (Austria) and University of Leeds.
Patient selection: polymyalgia rheumatica
Parameters:
(1) CRP in mg/dL
(2) 10 cm VAS score for patient's pain (from 0 = none to 10 = extreme)
(3) 10 cm VAS score for physician assessment of disease activity
(4) morning stiffness in minutes
(5) ability to elevate the upper limbs
Parameter
Finding
Points
CRP in mg/dL
(CRP)
VAS score for pain
(score)
VAS score of physician assessment
(score)
morning stiffness
0.1 * (duration)
elevation upper limbs
above the shoulder girdle
0
up to shoulder girdle
1
below shoulder girdle
2
none
3
total score =
= SUM(points for all of the parameters)
Interpretation:
• minimum score: 0
• maximum score: depends on CRP and duration of morning stiffness but over 25
Score
Disease Activity
0 to 1.49
remission
1.50 to 6.99
low
7 to 17
medium
> 17
high
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