Table 1.

Reported Performance of Radionuclide Methods for the Diagnosis of Sacroiliitis.

Ref. Method Patients Sensitivity (%) Specificity (%)
6 Quantitative bone scintigraphy with technetium-99m-MDP 207 Any sacroiliitis, 64.9
Bilateral sacroiliitis, 40.2
Unilateral sacroiliitis, 24.7
Any sacroiliitis, 50.5
Bilateral sacroiliitis, 57.7
Unilateral sacroiliitis, 92.8
7 Quantitative bone scintigraphy with technetium-99m-MDP 30 32 100
9 Single-photon emission computed tomography (SPECT) 91 80 95
11 Combined SPECT/CT imaging 20 80 84.6
18 Positron emission tomography (PET)/CT 15 80 77

CT, computed tomography; MDP, methylene diphosphate; SPECT, single-photon emission computed tomography

RMMJ Rambam Maimonides Medical Journal Rambam Health Care Campus 2016 October; 7(4): e0037.
Special Issue on Rheumatology Guest Editor: Alexandra Balbir-Gurman, M.D.
ISSN: 2076-9172
Published online 2016 October 31. doi: 10.5041/RMMJ.10264.