Younge BR et al. Mayo Clinic Proceedings 2004 79; 483-91
Formula for positive TA biopsy
Value= (-240) + 48 (headache) + 108 (jaw claudication)+ 56 (scalp tenderness) + 1(ESR in mm/hr) + 70 (ischemic optic neuropathy) + 1 (age in years)
if symptom is not present, give zero for that element
<-110 low risk
-110 to 70 intermediate risk
>70 high risk
Formula for positive TA biopsy
Value= (-240) + 48 (headache) + 108 (jaw claudication)+ 56 (scalp tenderness) + 1(ESR in mm/hr) + 70 (ischemic optic neuropathy) + 1 (age in years)
if symptom is not present, give zero for that element
<-110 low risk
-110 to 70 intermediate risk
>70 high risk
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