Sinus Tarsi Syndrome
Inflammation or instability in the sinus tarsi space, located on the outer front part of the ankle.
Symptoms
- Lateral ankle pain
- Instability during walking on uneven surfaces
- Tenderness in the sinus tarsi region
Causes & Risk Factors
- Inversion ankle sprains
- Subtalar joint instability
- Flat feet or hyperpronation
Diagnosis
- Physical examination of sinus tarsi
- MRI or diagnostic injection
Effective Treatment Options
- Anti-inflammatory modalities
- Balance and proprioceptive retraining
- Orthotic correction for foot alignment
- Steroid injections if conservative care fails
Frequently Asked Questions
Can sinus tarsi syndrome go away on its own?
Mild cases may improve, but therapy is often needed to restore stability.
Is surgery needed for sinus tarsi syndrome?
Only if conservative treatment fails; most respond to rehab and orthotics.
