Fig. 1From: Differences in topographical location of sacroiliac joint MRI lesions in patients with early axial spondyloarthritis and mechanical back painA, B Prevalence and sumscores of BME in the 12 cartilaginous and two ligamentous joint portions in axSpA (A) and MBP (B) patients divided in the iliac (left) and sacral (right) sides. C, D BME depth prevalence in the same locations and patient groups as in A and B. Boxes in A and B represent the prevalence and relative sumscore, whereas boxes in C and D represent the BME depth prevalence in each locationBack to article page