PB is anterior to PL at level of lateral malleolus
PL is more superficial
Things that cross further are more superficial
cf. Henryβs Knot - FDL is more superficial
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What is the injury?
Injury to the SUPERIOR peroneal Retinaculum (SPR) that is attached from the fibula to the calcaneum
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What is the classification?
Ogden classification - depending on where the SPR is avulsed from - either from fibula or calcaneal end and whether there is cortical or cartilage ridge involvement
Grade 1 = elevation off fibula with cartilage ridge
G2 = elevation off cartilage ridge (ridge in place)