label: Secondary Peripheral Atypical Cartilaginous Tumor/Chondrosarcoma, Grade 1
label_lc: secondary peripheral atypical cartilaginous tumor/chondrosarcoma, grade 1
description: "A locally aggressive, low-grade chondrosarcoma arising within the cartilaginous cap of a pre-existing osteochondroma. Tumors in the appendicular skeleton are called peripheral atypical cartilaginous tumors and tumors in the axial skeleton are called peripheral chondrosarcomas, grade 1."