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Sagittal and coronal fat-saturated proton density–weighted MRI. (A) June 2017 (4 months before ankle joint distraction): worsening of the cartilage lesion with collapse. (B) January 2018 (2 months after ankle joint distraction): edema with stable aspect of the cartilage lesion. (C) December 2019: decrease of edema and improvement of bony and cartilaginous lesions.
