Solitary areas of lysis, sclerosis or a combination of the two, are usually one of the following:
-
Bone tumour β Malignant (primary or secondary) β Benign
-
Osteomyelitis
-
Non-neoplastic defect of bone such as bone cyst and fibrous dysplasia.
-
Conditions of uncertain nature such as Langerhansβ histiocytosis and osteoid osteoma.