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Short tau inversion recovery (STIR) findings. Blended hyperintensity of distal part of quadriceps’ vasti (left column, arrows). T1‐STIR matched images of the lower legs showing STIR‐positive signal in the residual areas of muscles (upper middle) or transitional area from fatty replacement to spared muscles (upper right). Distal‐proximal gradient of STIR positivity in T1‐negative gastrocnemius medialis (square, distal white arrowhead and proximal open arrowhead)
