Intraosseous and Subchondral Cysts

摘要: Intraosseous and subchondral cysts have different pathophysiology. Subchondral are related to arthropathy. The first sign of arthropathy on X-ray is narrowing the joint space small abnormalities in bone. appear later, multiple, irregularly distributed, larger than others that children or adolescents. These connected exposed joint, accompanied by disintegration bone [1–4]. Sometimes cyst progression results an osteolytic lesion may lead a pathological fracture (Fig. 32.1). caused intraosseous bleeding; this generally located metaphysis not 32.2). In both types cyst, front lateral views affected region used for diagnosis.