The perioisteum is the connective tissue covering the bone.
Cancer is the medical term meaning malignant and invasive tumor.
Osteosarcoma is the medical term meaning connective tissue cancer of bone.
A malignant tumour means that it is a tumour which has cancer
The medical term for a malignant tumor of the thyroid is thyroid carcinoma.
hepatoma
Chondrosarcomachondrosarcomachondrosarcoma
Osteosarcoma is a malignant tumor of osteoblasts.
Myosarcoma
lymphoma
A malignant tumour of epithelial origin is called a carcinoma.
sarcoma
In a word, malignant.