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

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© The Author(s) 2021, corrected publication 2021

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Fig. 2 — Type A ERSA lesion. a. Axial PDFS image of the thigh demonstrating peritendinous ovoid region of increased signal around the central tendon of rectus femoris (white arrow). b. Axial PDFS image of the thigh in a different patient demonstrating similar findings of peritendinous increased signal (white arrowhead) in rectus femoris muscle