Peroneus Brevis is one of the peroneals muscle group which pass down the outside of the lower leg and evert (turn outwards) the foot. These muscles are sometimes referred to as Fibularis brevis and longus due to their attchments on the fibula.
- Lower 2/3 of the lateral surface of the fibula.
- Base of the 5th metatarsal.
- Eversion Plantarflexion.
- Superficial peroneal (fibular) nerve.
- Walking on uneven surfaces.