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Fabella Syndrome
Aka: Fabella Syndrome
- Definition: Fabella
- Sesamoid bone of lateral gastrocnemius
- Normal variant in 10-20% of patients
- Posterior to lateral femoral condyle
- Epidemiology
- More common in early teen years
- Mechanism
- Friction of fabella on posterolateral femoral condyle
- Symptoms
- Slow, insidious pain onset
- Sharp, intermittent pain at posterolateral knee
- Signs
- Localized tenderness over fabella
- Best examined with fully extended knee
- Management
- Conservative therapy
- RICE-M
- NSAIDs
- Heel lifts (shorten gastrocnemius)
- Surgical excision indications
- Failed conservative therapy after 6 month trial