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. 2023 Aug 11;53(2):209–244. doi: 10.1007/s00256-023-04420-6

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© The Author(s) 2023, corrected publication 2022

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Fig. 6 — Abduction external rotation (ABER) positioning. Sixteen-year-old with history of recent shoulder dislocation. A T1-weighted fat-suppressed MR arthrogram image in the ABER position shows a tear of the anterior labrum which remains partially attached (arrow), consistent with a Perthes lesion. B On conventional axial T1-weighted fat-suppressed image, the tear is less evident (dashed arrow)