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. 2021 Jul 6;51(3):557–564. doi: 10.1007/s00256-021-03857-x

Table 2.

Distribution of ERSA lesions, by muscle and subtype

Muscle affected Number of ERSA lesions
Type A Type B Type C
Rectus femoris 10 3 9
Adductor longus - 10 1
Semitendinosus - 6 -
Biceps femoris 1 - -

ERSA, exercise-related signal abnormality