Osteomyelitis

Septic arthritis. Anteroposterior view of the shoulder demonstrates subchondral erosions and sclerosis in the humeral head. These are relatively late findings of septic arthritis. Periosteal reaction due to coincident osteomyelitis is present adjacent to the surgical neck of the humerus.



Age:At any age.
Location:Metaphyseal,central.
Bone destruction pattern:Permeative.
Tumor matrix pattern:Present,unilamellated pattern.
D.D.:Round cell lesions.
Diagnosis:Osteomyelitis.