Ch. 21 Oncology

substance, especially a drug, added to a prescription to assist in the action of the main ingredient

change in the structure and orientation of cells characterized by a loss of specialization and reversion to a more primitive form

class of antineoplastic drug used to treat cancer

malignant neoplasm

premalignant neoplasm that has not invaded the basement membrane but shows cytologic characterisitcs of cancer

use of chemcial agents to destroy cancer cells on a selective basis

pertaining to being destructive to cells

radiology, the division of the total dose of radiation into small doses administered at intervals in an effort to minimize tissue damage

increase in the number of cells of a body part

possessing the ability to invade or penetrate adjacent tissue

high-energy X-rays that can kill cells or retard their growth

apparatus for accelerating charged subatomic particles used in radiotherapy, physics research and the production of radionuclides

surgical removal of onlythe tumar and the immediate adjacent breast tissue

method of application; treatment method

abnormal growth of new tissue, benign or malignant

gene in a virus that can cause a cell to become malignant

formation of a tumor

benign epithelial neoplasm characterized by a branching or lobular tumor

pertaining to a structure with a stalk

pertaining to the susceptibility of tumor cells to destruction by ionizing radiation

tumor capable of being changed by or reacting to radioactive emissions such as X-rays, alpha particles, or gamma rays

malignant neoplasm of the connective and supportive tissues of the body, usually first presenting as a painless swelling

pertaining to a carcinoma which is hard structure

attached by a base rather than by a stalk or a peduncle

determination of distinct phases or periods in the course of a disease

rough; warty

malignant lung tumor that originates in the bronchi; lung cancer

malignant tumor of the inner lining of the uterus

lymphoid tissue neoplasm that is typically malignant, beginning with a painless enlarged lymph nodes and progressing to anemia, weakness, fever, and weight loss

malignant skin tumor originating from melanocytes in preexisting nevi (moles), freckles, or skin with pigment; darkly pigmented cancerous tumor

highly malignant tumor of the sympathetic nervous system

precancerous lesion occurring anywhere in the mouth

malignant tumor of the kidney occurring predominately in childhood

agents that are capable of changing the relationship between a tumor and the host are known as biolgoic response modifiers

advanced treatment procedure for skin cancer. tumor is removed in stages, tissue is examined for evidence of cancer, and additional tissue is removed until negative boundaries are confirmed