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Fig. 2 | BMC Musculoskeletal Disorders

Fig. 2

From: An evaluation of the efficacy of a four-grade fat infiltration classification method, presented for the first time in literature

Fig. 2

T2 axial magnetic resonance imaging slices showing location of the muscles and degree of fat infiltration, evaluated with the 4-grade system. A Grade 1:ā€‰<ā€‰10% fat infiltration, B Grade 2: 10%- 30% fat infiltration, C Grade 3: 30%-50% fat infiltration, D Grade 4:ā€‰>ā€‰50% fat infiltration, Musculus multifidus (MF), Musculus erector spinae (ES)

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