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Fig. 1 | Journal of Orthopaedic Surgery and Research

Fig. 1

From: Correlation between multifidus muscle atrophy, spinopelvic parameters, and severity of deformity in patients with adult degenerative scoliosis: the parallelogram effect of LMA on the diagonal through the apical vertebra

Fig. 1

Goutallier grades (range, 0 to 4) on axial T2W1 MRI are represented by a to e: grade 0, normal muscle tissue (a); grade 1, fat streaks (b); grade 2, more muscle than fat (c); grade 3, equal amounts of fat and muscle tissue (d); and grade 4, more fat than muscle (e)

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