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Foot & Ankle
intermediate
X-Type

Tarsal Coalition

Pediatric Foot Conditions

A 13-year-old boy presents with recurrent ankle sprains and activity-related hindfoot pain for 2 years. His father had similar problems as a teenager. Examination reveals a rigid flatfoot deformity with limited subtalar motion, peroneal muscle spasm, and pain with forced inversion. Standing radiographs show a "C-sign" on the lateral view. CT scan confirms a talocalcaneal coalition involving the middle facet. Regarding tarsal coalition:

Mark each as TRUE or FALSE

A

Tarsal coalition is an abnormal connection between two or more tarsal bones, resulting from failure ...

B

Symptoms typically present in adolescence when the coalition ossifies and becomes rigid; calcaneonav...

C

Coalitions cause symptoms from birth; talocalcaneal coalitions present before calcaneonavicular; coa...

D

Imaging: calcaneonavicular coalition is best seen on 45-degree oblique radiograph (anteater nose sig...

E

Treatment: asymptomatic coalitions require no treatment; symptomatic cases initially treated with ac...

Answer the questions to see explanations

Click T (True) or F (False) for each option