- Torg Classification
- Classification of Proximal Fifth Metatarsal Fracture Severity based on XRay findings
- Proximal Fifth Metatarsal Fracture AND
- Fracture within 1.5 cm of the fifth Metatarsal tuberosity (styloid)
- Torg Type I - Early
- Sharp margins and no widening of Fracture line on plain film XRay
- No periosteal reaction or intramedullary sclerosis, and minimal cortical hypertrophy
- Torg Type II - Delayed
- Torg Type III - Nonunion
- Fracture line wide with associated periosteal new bone and radiolucency (bone resorption)
- Sclerotic bone obliterates meduallary canal