PURPOSE: The most prevalent, yet unproven, theory for the development of longitudinal splits of the peroneus brevis tendon is the compression of the peroneus brevis tendon by the peroneus longus ...

Typical treatment of peroneal tendonitis is accomplished with some simple steps, including: Tears of the peroneal tendons can occur, and are more likely to occur in the peroneus brevis tendon.

Although we reported the effects of immediate selective intervention on the peroneus longus (PL) and peroneus brevis (PB) (Arima et al., 2022), the effects after long-term RT have not been examined.