"type I: incomplete fracture"
"type II: no posteromedial comminution, lesser trochanter may be fractured"
"type III: posteromedial comminution, the shaft is medially displaced with the neck beak impacted into it"
"type III variant: type III combined with greater trochanter fracture"
"type IV: posteromedial comminution, the shaft is laterally displaced"
"type V: reverse obliquity"
"type I: incomplete fracture"
"type II: no posteromedial comminution, lesser trochanter may be fractured"
"type III: posteromedial comminution, the shaft is medially displaced with the neck beak impacted into it"
"type III variant: type III combined with greater trochanter fracture"
"type IV: posteromedial comminution, the shaft is laterally displaced"
"type V: reverse obliquity"