Subtalar Dislocations
A 28-year-old male presents to the emergency department after a motorcycle accident. Examination reveals gross deformity of the hindfoot with the forefoot deviated medially relative to the leg. Radiographs confirm simultaneous dislocation of the talocalcaneal and talonavicular joints with the foot displaced medially. Regarding the classification and mechanism of subtalar dislocations:
Mark each as TRUE or FALSE
Subtalar (peritalar) dislocation involves simultaneous dislocation of the talocalcaneal and talonavi...
Medial subtalar dislocation (acquired clubfoot deformity) is the most common type, accounting for 70...
Lateral subtalar dislocation is more common than medial dislocation; it is associated with lower ene...
Lateral subtalar dislocation (acquired flatfoot deformity) accounts for 15-25% of cases and results ...
Associated fractures occur in 40-50% of subtalar dislocations and may involve the posterior process ...
Answer the questions to see explanations
Click T (True) or F (False) for each option