Ankle Impingement: Symptoms, Causes, Treatment, and Exercises
Ankle impingement occurs when bone or soft tissue becomes compressed in or around the ankle joint during movement. It can cause pain, stiffness, swelling, and restricted range of motion.
Ankle impingement is common in athletes because running, jumping, squatting, and other activities repeatedly place stress on the ankle.
Types of Ankle Impingement
There are two main types: anterior and posterior ankle impingement.
- Anterior ankle impingement affects the front of the ankle. It typically causes pain when the ankle moves into dorsiflexion, such as when your knee moves forward over your toes during a deep squat or lunge.
- Posterior ankle impingement affects the back of the ankle. It is usually aggravated by plantarflexion, which occurs when you point your toes downward.
Causes
Ankle impingement can develop from repetitive stress or a previous ankle injury.
Common causes include:
- Repeated ankle sprains
- Bone spurs
- Scar tissue
- Joint inflammation
- Previous fractures
- Repetitive running and jumping
- Repeated extreme ankle positions
Previous ankle injuries can be particularly important because inflammation and scar tissue may alter how the joint moves.
Symptoms
The main symptom is pain that occurs during specific ankle movements. The location of the pain often provides a clue about the type of impingement.
Anterior impingement usually produces pain or pinching at the front of the ankle, especially during deep squats, lunges, or movements that push the knee forward.
Posterior impingement generally causes pain behind the ankle when pointing the toes downward.
Other symptoms can include:
- Stiffness
- Swelling
- Tenderness
- Reduced range of motion
- A catching or pinching sensation
- Pain during running or jumping
How Is Ankle Impingement Diagnosed?
Diagnosis usually starts with a physical examination. A healthcare professional may assess ankle mobility, strength, tenderness, and the movements that reproduce your symptoms.
X-rays can identify bone spurs or an os trigonum, a small extra bone that can contribute to posterior ankle impingement. MRI or other imaging may be used when a soft-tissue injury or another condition is suspected.
Because several ankle conditions can cause similar symptoms, persistent pain should be properly evaluated rather than assumed to be impingement.
Treatment
Treatment depends on the cause and severity of the problem.
Mild cases are often treated without surgery. The first step may be reducing or modifying activities that aggravate the ankle while maintaining pain-free movement.
Treatment may include:
- Activity modification
- Physical therapy
- Mobility exercises
- Strength training
- Balance exercises
- Appropriate footwear
- Medication for pain or inflammation when recommended by a healthcare professional
Physical therapy can help restore ankle mobility, strengthen the muscles around the joint, and improve movement mechanics.
If symptoms persist despite conservative treatment, particularly when a bone spur or other structural problem is involved, surgery may sometimes be necessary.
Ankle Impingement Exercises
The right exercises depend on the location and cause of the impingement. Exercises should generally be performed within a comfortable range rather than aggressively forcing the ankle into a painful position.
[INSERT YOUR ANKLE IMPINGEMENT EXERCISES HERE]
Potential exercises may include:
- Calf raises
- Tibialis raises
- Calf stretches
- Ankle mobility drills
- Single-leg balance
- Controlled squats
Progress should be gradual. If an exercise consistently causes sharp pain or makes symptoms worse afterward, it may need to be modified or temporarily avoided.
Can You Run With Ankle Impingement?
Whether you can continue running depends on your symptoms.
If running causes only mild discomfort that does not worsen during or after exercise, reducing your mileage or intensity may be enough. However, significant pain, swelling, or worsening symptoms are signs that you should reduce your training and address the underlying problem.
Cycling, swimming, and other lower-impact activities may allow you to maintain fitness while reducing stress on the ankle.
When returning to running, increase your training gradually rather than immediately returning to your previous mileage.
When to See a Doctor
Get your ankle evaluated if pain persists, repeatedly returns, or interferes with normal activity.
You should also seek medical attention after a significant injury, particularly if you have difficulty bearing weight, substantial swelling, instability, or a major loss of motion.
Bottom Line
Ankle impingement occurs when bone or soft tissue is compressed during ankle movement. Anterior impingement affects the front of the ankle, while posterior impingement affects the back.
Treatment typically focuses on modifying aggravating activities, restoring mobility, strengthening the ankle, and gradually returning to normal activity. Persistent symptoms may require imaging or additional treatment.
