Chondroblastic Osteosarcoma

**Semantic type:** Neoplastic Process

**Definition:** An osteosarcoma characterised by the presence of atypical cartilage of variable cellularity. It may or may not be associated with the presence of myxoid areas or focal bone formation.

**Synonyms:** - Chondroblastic Osteogenic Sarcoma - Chondroblastic osteosarcoma