Sanders & Beavis Flashcards
what is the sanders classification for?
calcaneus fractures
what is the classification system for calcaneus fractures?
sanders and beavis
Nondisplaced posterior facet (regardless of number of fracture lines)
type 1 sanders
what is a type 1 sanders?
Nondisplaced posterior facet (regardless of number of fracture lines)
One fracture line in the posterior facet (two fragments)
type 2 sanders
what is a type 2 sanders?
One fracture line in the posterior facet (two fragments)
Two fracture lines in the posterior facet (three fragments)
type 3 sanders
what is a type 3 sanders?
Two fracture lines in the posterior facet (three fragments)
Comminuted with more than three fracture lines in the posterior facet (four or more fragments)
type 4 sanders
what is a type 4 sanders?
Comminuted with more than three fracture lines in the posterior facet (four or more fragments)
based on the number of articular fragments seen on the coronal CT image at the widest point of the posterior facet
sanders classification
what is the sanders classification based on?
based on the number of articular fragments seen on the coronal CT image at the widest point of the posterior facet
based on fracture morphology of the calcaneus tuberosity
beavis classification
what is the beavis classification based on?
based on fracture morphology of the calcaneus tuberosity
what is a type 1 beavis
Sleeve fracture - small shell of cortical bone avulses from the tuberosity