Ankle

Sinus Tarsi Syndrome

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Sinus Tarsi Syndrome

  • Definitions
  1. Talocalcaneal sulcus (sinus tarsi)
    1. Space bordered by Calcaneus and talus
  • Pathophysiology
  1. Traumatic Injury
    1. Ankle Sprain
    2. Overuse with repeat foot hyperpronation
  2. Results in subtalar instability
  • Symptoms
  1. Characteristics
    1. Pain at lateral Calcaneus
    2. Foot and ankle instability
  2. Provocative
    1. Running, cutting or jumping
    2. Walking on uneven surfaces
  • Imaging
  1. XRay Foot (with stress views)
  2. MRI Foot
  • Management
  1. General measures
    1. Cold therapy
    2. Local Massage
  2. Responds to many of the same measures as Ankle Sprain Management
    1. Taping
    2. Ankle ProprioceptionExercises
    3. Muscle Strengthening
    4. Ankle Brace
    5. Orthotics
  3. Refractory measures
    1. Corticosteroid Injection
    2. Surgery
  • References
  1. Tu (2018) Am Fam Physician 97(2):86-93 [PubMed]