malignant		Replication of cells
cancer		Treatment of tumors using radiation
carcinogens		Having the ability to enter and destroy surrounding tissue
palliative		Noncancerous tumor
protocol		Evaluating the degree of maturity of tumor cells
sarcoma		Detailed plan for treatment of an illness
chemotherapy		Cancerous tumor derived from connective or flesh tissue
radiotherapy		Cancerous tumor made up of cells of epithelial origin
mutation		Return of symptoms of disease
relapse		Spread of a malignant tumor to a secondary site
neoplasm		New growth; benign or malignant tumors
benign		Change in the genetic material (DNA) of a cell
invasive		Agents that cause cancer; chemicals, drugs, radiation, and viruses
metastasis		Treatment with drugs
carcinoma		Chemical substances that inhibit the growth of cells
grading		Containing dead tissue
mitosis		Invasive tumor
remission		Disease caused by abnormal and excessive growth of cells in the body
antibiotics		Partial or complete disappearance of symptoms of disease
necrotic		Relieving but not curing symptoms