9221/0 Periosteal chondroma

Related terms

Juxtacortical chondroma


ICD-O-3 topography code: C40-C41

Juxtacortical (periosteal) chondroma is a benign neoplasm that occurs most commonly in the long bones and is composed of hyaline cartilage arising from the periosteum. Juxtacortical chondromas form well-marginated bone surface tumours enclosed by solid periosteal buttressing. The underlying cortex is typically indented and thickened 1
Fletcher CDM, Unni KK, Mertens F (Eds.)
World Health Organization Classification of Tumours. Pathology and Genetics of Tumours of Soft Tissue and Bone.
3rd Edition
IARC Press: Lyon 2002

Juxtacortical chondromas occur in all age groups with equal sex distribution. Surgical removal is usually curative, the recurrence rate is low.