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74

NCCN Guidelines for Patients

®

Peripheral T-cell Lymphoma, Version 1.2016

Glossary

Dictionary

observation

A period of testing for changes in cancer status while not

receiving a specific treatment.

pathologist

A doctor who’s an expert in testing cells to find disease.

performance status

A rating of one’s ability to do daily activities.

physical exam

A review of the body by a health expert for signs of disease.

positron emission tomography (PET)

A test that uses radioactive material to see the shape and

function of body parts.

positron emission tomography/computed

tomography (PET/CT)

A test that uses radioactive material and x-rays to view the

shape and function of organs and tissues.

proton therapy

Radiation therapy that uses protons to treat a disease. Also

called hadron therapy.

punch biopsy

Removal of a skin sample using a sharp hollow device.

radiation therapy

The use of radiation to treat cancer.

regional anesthesia

A type of drug used for short-term loss of feeling or

awareness in a part of the body without loss of wakefulness.

sedative

A drug that helps a person to relax or go to sleep.

shave biopsy

Removal of a skin sample from the first skin and part of the

second layers.

side effect

An unplanned physical or emotional response to treatment.

spleen

An organ to the left of the stomach that helps protect the

body from disease.

stem cell transplant

A cancer treatment that destroys bone marrow then replaces

it by adding healthy blood stem cells.

steroid

A drug used to reduce redness, swelling, and pain, but also

to kill cancer cells.

supportive care

Treatment for the symptoms or health conditions caused by

cancer or cancer treatment.

targeted therapy

Drugs that stop the growth process that is specific to cancer

cells.

T-cell

One of three types of a white blood cell called a lymphocyte.

three-dimensional conformal radiation therapy

(3D-CRT)

Radiation therapy that uses beams that match the shape of

the tumor.

thymus

A gland located behind the breastbone.

tonsil

A group of tissue within the throat that contains many white

blood cells called lymphocytes and fights germs that enter

the mouth and nose.

translocation

The switching of parts between two chromosomes.

tumor lysis syndrome

A condition that occurs when many cancer cells die very

quickly and release their contents into the blood, which can

damage the kidneys and other organs.

ultrasound

A test that uses sound waves to take pictures of the inside of

the body.

uric acid

A chemical that is made and released into the blood when

cells and other substances in the body break down.