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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

Radiation therapy

(radiotherapy) X-ray treatment that uses high energy rays to damage or kill cancer cells.

Radiographer

(Radiologist) A doctor who specialises in the use of x-rays to diagnose and treat disease.

Radiologist

(Radiographer) A doctor who specialises in the use of x-rays to diagnose and treat disease.

Radiotherapy

(Radiation therapy) X-ray treatment that uses high energy rays to damage or kill cancer cells.

RBC

(Red blood count) The number of red blood cells seen in a blood sample.

Rectum

The lower part of the intestine.

Recurrent cancer

Cancer that has returned to the same or nearby site after a period of remission.

Red blood cells

(Erythrocytes) Cells in the blood that carry oxygen from the lungs to all other tissues of the body. They also carry away carbon dioxide, a waste product of cell activity.

Red blood count

(RBC) The number of red blood cells seen in a blood sample.

Regional chemotherapy

Chemotherapy that is placed directly into the area to be treated, the drugs mainly affect cancer cells in those areas.

Regression

The shrinking of a tumour.

Relapse

The reappearance of a disease after it appears to have gone away.

Remission

Complete or partial disappearance of the signs and symptoms of disease.

Retroperitoneal lymph nodes

Lymph nodes outside or behind the peritoneum (the tissue that lines the abdominal wall and covers most of the organs in the abdomen).

Risk factor

Anything that increases a person's chances of developing cancer, for example, smoking is a risk factor for lung cancer.