Sandbox: Bone DDx
- 10-20 yo patients
- Asymptomatic
- Pathologic fractures
- Often Unremarkable
- No specific lab finding
- Cysts contain clear serosanguineous fluid
- Fibrous membranous lining
- Well defined geographic lucent lesions on Xray
- Sclerotic margin
- No periosteal reaction
- Thinning of the endosteum and pseudotrabeculation