| tarsal coalition | <radiology> Abnormal fusion of one or more tarsal bones, aetiology: congenital, infection, trauma, articular disorders, surgery, age: 20-30's, symptoms: pain upon standing or with prolonged activity types:, calcaneonavicular most common, seen on 45 degree medial oblique view, talocalcaneal usually b/w talus and sustentaculum tali, talar beaking, talar broadening, narrowing of posterior subtalar joint, ball-and-socket ankle joint, talonavicular uncommon, calcaneocuboid very rare (12 Dec 1998) |
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