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Glossary of Terms

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A substance formed by the body to help defend it against infection.

Antiemetic agent

A drug that can prevent or control nausea and vomiting.


Any substance that causes the body to produce natural antibodies.

Antineoplastic agent

A drug that prevents, kills or blocks the growth and spread of cancer cells.


A substance that can stop the destructive effects of oxidation in the body. Vitamin C, vitamin E and selenium are well-known antioxidants and can be found in most fruits and vegetables.


American Society of Clinical Oncology, a global organisation representing physicians who treat people with cancer. ASCO membership is comprised of clinical oncologists representing all oncology disciplines and subspecialties.


The process of removing fluid or tissue, or both from a specific area, usually through a needle and syringe.


A condition in which the body's immune system mistakenly fights and rejects the body's own tissues.

Axillary nodes

Lymph nodes also called lymph glands found in the armpit.

B cells

(B-lymphocytes) Cells that help to protect the body mainly against bacteria.


(B cells) Cells that help to protect the body mainly against bacteria.

Barium enema

The use of a milky solution (barium sulphate) given by an enema via the back passage to allow x-ray examination of the lower intestinal tract.

Basal cell carcinoma

The most common type of skin cancer.


A tumour that is not cancerous.

Biological therapy

A type of cancer treatment that works with the body's immune system. It can help fight cancer or help control side effects from other cancer treatments like chemotherapy.

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