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Glossary of Terms

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z All

Laryngectomy

The surgical removal of the larynx (voice box).

Larynx

The voice box where the vocal cords are located.

Lesion

A lump or abscess that may be caused by injury or disease, such as cancer.

Leukaemia

Cancer of the blood. White blood cells may be produced in excessive amounts and are unable to work properly.

Leukocytes

(White blood cells) They help defend the body against germs, viruses and bacteria. There are different types of white blood cells. Each has a special role to play in protecting the body against infection. The 3 main types of white blood cells are... more

Leukopenia

A low number of white blood cells.

Lumpectomy

Removal of a lump from the breast and a small amount of surrounding breast tissue.

Lumpectomy (Mastectomy - Segmental)

Removal of the lump and a portion of surrounding breast tissue.

Lymph angiogram

An x-ray test to look at the lymph nodes.

Lymph fluid

Part of the lymphatic system that contains excess fluid from tissues, waste products, and immune system cells.

Lymph nodes

Hundreds of small oval bodies that contain lymph. Lymph nodes act as the first line of defence against infections and cancer.

Lymph vessels

Part of the lymphatic system they are like veins except they carry a clear fluid known as lymph, instead of blood.

Lymphatic system

A network that includes lymph vessels, lymph nodes, and lymph fluid that serves as a filtering system for the blood.

Lymphedema

Swelling, usually of a limb, either from obstructed cancerous lymph nodes or from surgically removed lymph nodes.

Lymphocytes

White blood cells that kill viruses and defend against the invasion of foreign material. There are two main types of lymphocytes B-lymphocytes (or B-cells) T-lymphocytes (or T-cells) Leukaemia can occur in both types of cell.