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Posterior Talar Fracture
Aka: Posterior Talar Fracture, Posterior Talar Tubercle Fracture, Talar Fracture of Posterior Process
- See Also
- Talar Dome Fracture
- Lateral Talar Process Fracture
- Types
- Medial tubercle of posterior talar process
- Mechanism: Ankle dorsiflexion with pronation
- Lateral tubercle of posterior talar process
- Mechanism: Plantar flexion or forced inversion
- Signs: Medial tubercle Fracture
- Tenderness to palpation posterior to medial malleolus
- Signs: Lateral tubercle Fracture
- Tenderness anterior to achilles tendon at lateral ankle
- Provocative maneuvers: Plantar flexion
- Radiology: Ankle XRay
- Lateral tubercle: Lateral XRay
- Note that accessory ossicle is normal variant
- Medial tubercle: Oblique Ankle XRay
- Hold foot in 40 degrees external rotation
- Management
- Non-weight bearing Short Leg Cast for 4 to 6 weeks
- Indicated for small, non-displaced Fractures
- Surgical repair
- Large or displaced Fractures
- References
- Judd (2002) Am Fam Physician 66(5):785-94 [PubMed]