Pedal coalitions Flashcards
What does the Harris & Beath axial projection show?
Lateral projection that shows posterior and middle facet
What does the Ischerwood identifiy? What projection is this?
lateral oblique projection that shows the anterior facet of STJ; nwb!!;
Synchondrosis
cartilaginous coalition
synostosis
osseous coalition
syndesmosis
fibrous coalition
What is the most common pedal coalition?
fusion of middle/distal phalanx of 5th digit
What is the most common tarsal coalition
talo-calcaneal coalition
what is the least common tarsal coalition
talo-navicular coalition
What age does that talocalcaneal manifest
12-16 yo
what ages does the talonavicular manifest
3-5 yo
what ages does the calcanealnavicular manifest?
8-12 yo
what are the signs and symptoms of tarsal coalitions
stiffness/decreased DOM pain pronation cavus deformity rearfoot valgus anterior/posterior tibial spasm Peroneal spasm-lateral calf pain
Incidence of tarsal coalitions
More common in males(sports, occupation)
- BILATERAL IN 50% of patients
- race doesn’t matter
Most common STJ(talo-calcaneal) coalition
middle facet
signs and symptoms of Talonavicular coalition
putter sign
Pt comes in with an Ant-eater sign what do they have?
Calcaneonavicular coalition
What projection is best for identifying a talonavicular coalition?
Anteriorposterior; medial oblique
What projection is best for identifying a calcaneonavicular coalition?
Lateral oblique; lateral