Polymyalgia Rheumatica Diagnostic Criteria – Chuang Version

Polymyalgia Rheumatica Diagnostic Criteria - Chuang
[select name="age" value="no=0|YES=1"] <-- Age 50 years or older
[select name="aching" value="no=0|YES=1"] <-- Bilateral aching and stiffness for one month or more
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Aching/Stiffness:  To meet criteria, 2 of the following 3 areas below must have aching/stiffness
[select name="neck" value="no=0|YES=0.5"] <-- Aching/stiffness involves neck or torso
[select name="shoulders" value="no=0|YES=0.5"] <-- Aching/stiffness involves shoulders or proximal regions of the arms
[select name="hips" value="no=0|YES=0.5"] <-- Aching/stiffness involves hips or proximal aspects of the thighs
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[select name="esr" value="no=0|YES=1"] <-- Erythrocyte sedimentation rate (ESR) > 40 mm/hour
[select name="excluded" value="no=0|YES=1"] <-- Exclusion of all other diagnoses except giant cell arteritis
Interpretation --> [calc memo="Interpretation" value="score=(age)+(aching)+(neck)+(shoulders)+(hips)+(esr)+(excluded);score>4.9?'Meets criteria for polymyalgia rheumatica':'Does not meet criteria for polymyalgia rheumatica'"]
[checkbox memo="display/hide references" name="footnotes" value=""][conditional field="footnotes" condition="(footnotes).is('')"]
reference:  
[link url="//www.ncbi.nlm.nih.gov/pubmed/6982645" memo="#1"] Chuang TY, Hunder GG, Ilstrup DM, Kurland LT.  Polymyalgia rheumatica: a 10-year epidemiologic and clinical study.  Ann Intern Med. 1982 Nov;97(5):672-80.
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