Sandbox:opht

Subacute Osteomyelitis
TYPE	GLEDHILL CLASSIFICATION	ROBERT ET AL. CLASSIFICATION
I	Solitary localized zone of radiolucency surrounded by reactive new bone formation	Ia—Punched out radiolucency Ib—Punched out radiolucent lesion with sclerotic margin
II	Metaphyseal radiolucencies with cortical erosion	---
III	Cortical hyperostosis in diaphysis; no onion skin reaction	Localized cortical periosteal reaction
IV	Subperiosteal new bone and onion skin layering	Onion skin periosteal reaction
V	---	Central radiolucency in epiphysis
VI	---	Destructive process involving vertebral body

dd