[Muscular conflict in the peroneal retinaculum caused by supernumerary muscular fascicles of the peroneus brevis. Apropos of 2 cases].

The authors describe two cases of muscular conflict in the peroneus retinaculum due to supernumerary muscular fascicules initiating a dislocation of the peroneal tendons. Removing the extra muscular portion brought about complete recovery in both cases.