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An inversion injury, the most common cause of
ankle sprains, occurs when the ankle rolls outward and
the foot turns inward. It results in stretching and tearing of the ligaments on
the outside of the ankle. In an eversion injury, the ankle rolls inward and the
foot turns outward, damaging the ligaments at the inside of the ankle. If the
foot is forced up, or the leg twists forcefully while the foot is planted, the
ligaments that join the leg bones together above the ankle may be injured. This
is called a high ankle sprain. It can happen either alone or along with an
inversion or eversion sprain. See a picture of
types of ankle sprains.
In an ankle sprain, damage to the ligament varies from simply
stretched or slightly torn to completely torn. Your doctor will grade your
Current as of:
June 4, 2014
Adam Husney, MD - Family Medicine & William H. Blahd, Jr., MD, FACEP - Emergency Medicine
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North Kansas City Hospital.