Chondrosarcoma, Grade 2

**Semantic type:** Neoplastic Process

**Definition:** An intermediate-grade chondrosarcoma arising in the medulla of bone or within the cartilaginous cap of a pre-existing osteochondroma. It is characterized by the presence of increased cellularity and a greater degree of nuclear atypia and hyperchromasia as compared to grade 1 chondrosarcoma. Mitotic activity is present.

**Synonyms:** - Grade II Chondrosarcoma - Intermediate Grade Chondrosarcoma - Intermediate-Grade Chondrosarcoma