Oliver Bee RMTRegistered Massage Therapist

Massage therapy · Kitchener–WaterlooInversion Sprain of the Ankle

Ankle & Lower Leg

What It Is

An inversion ankle sprain is a common injury in sports that involve jumping and quick changes of direction, such as football, basketball, netball and soccer (AAOS, n.d.). It happens when the foot is forced to roll inward (inversion) beyond what the muscles and ligaments can control. Due to the excessive force, a ligament may tear. Around 90% of ankle sprains are inversion injuries (AAOS, n.d.).

As with the majority of joints in the body, specific ligaments work to prevent any excessive movement of that joint. When it comes to the ankle, the calcaneofibular ligament and anterior talofibular ligament are the main restraints. Since sprains commonly occur when the foot is pointed down (plantar flexion), the anterior talofibular ligament (ATFL) tends to be the one injured the most. This can happen during any high-intensity activity that involves sideways movement, running or jumping. It can also occur when taking a leisurely walk on uneven ground. Poor ankle alignment can make sprains more likely (AAOS, n.d.).

Inversion Sprain of the Ankle Anatomy

The ankle joint is made up of three bones: the talus (the bone at the top of the foot) fits between the lower ends of the shin bone (tibia) and the thinner outer leg bone (fibula), and these bones pivot and glide over each other. There is a thick covering surrounding the entire ankle joint that keeps the joint fluid within the joint. This synovial fluid and the smooth cartilage lining the ends of the bones let the ankle joint move with a minimal amount of friction.

There are three main ankle ligaments that can be affected during an ankle sprain: the anterior talofibular ligament (ATFL), calcaneofibular ligament (CFL) and the posterior talofibular ligament (PTFL). All three ligaments are located on the outside of the ankle where the main bony bump is. When you roll over the outside of your ankle, the ligaments at the side can be sprained or, in severe cases, torn.

Ankle Inversion Sprain Causes

A previous ankle sprain increases the risk of spraining the ankle again (AAOS, n.d.). Without proper treatment and rehabilitation, a sprain can leave the ankle weaker and your balance poorer, making rolling the ankle again more likely (AAOS, n.d.).

Ankle sprains are more common in children and in females (Doherty et al., 2014). Poor balance and ligaments that are too loose or flexible are also risk factors (AAOS, n.d.). Children also tend to throw themselves into sport and often have tumbles and falls.

Certain sports are also more prone to problems. Indoor and court sports carry the highest risk (Doherty et al., 2014), and sports that involve cutting, jumping or twisting, such as netball, basketball or field sports, are where problems can occur. Wearing shoes that do not give the foot and ankle enough support also increases the risk (AAOS, n.d.).

Sports on uneven ground can also be problematic, especially fields that are poorly maintained. It is easy to step into a pothole and sprain the ankle during sport.

How to Treat an Inversion Sprain of the Ankle:

After the first few days, restoring movement, strength and balance is a key part of recovery, because incomplete rehabilitation is the most common cause of long-term ankle instability after a sprain (AAOS, n.d.). I can treat mild and moderate sprains directly, and after a severe sprain or a broken bone I support your doctor's plan. See the My Approach tab for how I work.

1. Protect and Rest

For the first 2 to 3 days, the NHS recommends PRICE: protect the injury (for example with a support), rest it, use ice, wrap a bandage around it to support it during the day (compression), and keep it raised on a pillow (elevation) (NHS, 2024). Avoid all sport. Early weight-bearing, as far as you can comfortably manage, is usually recommended (AAOS, n.d.). Gentle walking is fine if you can, but if you cannot, use one or two crutches. To help prevent swelling, avoid heat (such as hot baths and heat packs), alcohol and massage for the first couple of days (NHS, 2024).

2. Ice

Wrap an ice pack (or a bag of frozen vegetables) in a tea towel and apply it for up to 20 minutes every 2 to 3 hours (NHS, 2024). Never put ice directly on the skin. In most cases the worst of the swelling and pain lasts 2 to 3 days (AAOS, n.d.), but severe sprains can take months to get back to normal (NHS, 2024).

3. Pain Relief

The NHS (2024) suggests speaking to a pharmacist, and says that at first you can try paracetamol to ease the pain and ibuprofen gel, mousse or spray to bring down swelling, with ibuprofen taken by mouth if needed. (This medicine information comes from the NHS, not from me. Always check with a pharmacist or your family doctor or nurse practitioner before taking any medicine.)

4. Movement Restoration

When you can move the ankle without pain stopping you, keep moving it so it does not become stiff (NHS, 2024). Slowly build up how much weight you put through the ankle during the day. I'll guide you through gentle range-of-movement exercises (see the My Approach tab).

5. Strengthening, Balance, Endurance and Agility Exercises

Balance (proprioception) training is important, because poor balance often leads to repeat sprains (AAOS, n.d.). I'll build a strength, balance, endurance and agility programme with you (see the My Approach tab).

Above all, make sure you finish your rehabilitation, so that full mobility, strength and balance are restored to the ankle. Incomplete rehabilitation is the most common cause of long-term ankle instability after a sprain (AAOS, n.d.).

On returning to sport, it may be advisable to wear an ankle brace or tape to give your ankle extra support (AAOS, n.d.). Bracing combined with an exercise programme can help prevent repeat sprains (Vuurberg et al., 2018). I can tape your ankle and show you how to tape it yourself, and help you work out which brace you need. Don't become reliant on it, as you should also train your muscles to get stronger around the ankle.

Not a diagnosis — for more information, contact me or another trusted healthcare provider.

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