“…[ 2 ], the physiopathology of TC remains controversial, even if the team of Slavin [ 6 ] has raised the possibility of a process of repairing a metabolic phospho-calcic disorder, which could be exaggerated by episodes of bleeding, and therefore raises the possibility of repeated trauma [ 3 , 7 ]. Thus, TC is frequently localized in the extra-articular soft tissues of the hip, posterior region of the elbow or shoulder, foot and knee [ 1 , 2 , 3 , 5 , 8 , 9 ]. Other localizations are rare including ankle or leg like one of our cases mentioned above.…”