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Fig. 1 | Arthritis Research & Therapy

Fig. 1

From: Symptomatic bone marrow lesions induced by reduced bone mineral density in middle-aged women: a cross-sectional Japanese population study

Fig. 1

Regional subdivision of the articular surfaces for the assessment of bone marrow lesions (BMLs). BMLs were assessed by the Whole-Organ MRI Scoring (WORMS) method. The patella, femur, and tibia were divided into medial (M) and lateral (L) regions. Region S represents the portion of the tibia beneath the tibial spines. The femoral and tibial surfaces were further subdivided into anterior (A), central (C), and posterior (P) regions

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