- Etiology: most commonly Staphylococcus aureus, salmonella in sickle cell disease, can be spread hematogenously or by direct extension from skin wound
- Imaging: primary site is metaphysis + does not involve epiphysis, continuous periosteal reaction, deep soft tissue edema, lack of extra osseous soft tissue mass
- Complications: subperiosteal abscess, intramedullary abscess, sequestrum (dead bone) resides inside involucrum (periosteal new bone) + debris + pus drains through the cloaca to a fistula / sinus tract to soft tissue + skin
- Clinical: multicentric in 10%
Radiology Cases of Osteomyelitis (Greater Than 18 Months)


