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. Author manuscript; available in PMC: 2020 Mar 1.
Published in final edited form as: Curr Treatm Opt Rheumatol. 2019 Feb 9;5(1):20–35. doi: 10.1007/s40674-019-00114-0

Table 1:

Diagnostic Performance Characteristics of Ultrasound and High Resolution MRI in Two Large Studies of Giant Cell Arteritis

Ultrasound [11] MRI [18]
Temporal artery biopsy reference standard
Sensitivity 73% 94%
Specificity 69% 78%
Clinical diagnosis reference standard
Sensitivity 54% 39%
Specificity 81% 82%