The fibula is the longest, thinnest calf bone in your lower leg. Of your two lower leg bones, your fibula is closest to the outside of your body. When you break this bone, it's called a fibular ...

A Maisonneuve fracture refers to a break or fracture in the fibula close to the knee, with a co-occurring sprain in the ankle. The impact of a sprained ankle may travel up the leg and cause the fibula ...