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NCCN Guidelines for Patients


Adolescents and Young Adults with Cancer, Version 1.2017



excisional biopsy

Surgical removal of an entire tumor to test for disease.

external beam radiation

Treatment with radiation received from a machine outside

the body.


The ability to become pregnant and have a baby.

fertility preservation

A way to preserve or protect the ability to become pregnant

and have a baby.

gastrointestinal (GI) tract

The group of organs through which food passes after being



A set of coded instructions in cells needed to make new cells

and control how cells behave.

genetic mutation

An abnormal set of coded instructions within cells that are

needed for making new cells and controlling how cells

behave (genes).

germ cells

Cells that become sperm in men and eggs in women.

growth fact


A substance that helps new blood cells to be made.

gynecologic oncologist

A doctor who is an expert in cancer that starts in women's

organs that help to make babies.

hair follicle

Tube-like openings in the skin where hairs grow.


A doctor who is an expert in diseases of the blood.


A chemical in the body that activates cells or organs.


Treatment that puts people into a trance-like state of deep



Treatment that uses the body's natural defense against


incisional biopsy

A surgery that removes a tissue sample from a tumor to test

for cancer cells.

inherited mutation

A mutation passed on from parent to a child that is present

before birth.

integrative medicine

Use of standard treatment with complementary therapies that

are safe and work together.

internal radiation

Treatment with radiation received from a radioactive object

placed near or in the tumor.

in vitro fertilization (IVF)

Procedure that removes eggs from the ovaries and combines

them with sperm for fertilization in a lab.


Cancer of the bone marrow and blood.


A clear fluid that contains disease-fighting white blood cells.

lymph node

A small group of disease-fighting cells.


Cancer that starts in the cells of the immune system.

magnetic resonance imaging (MRI)

A test that uses radio waves and powerful magnets to make

pictures of the inside of the body.

medical oncologist

A doctor who’s an expert in treating cancer with medication.


A cancer that starts in the cells that give color to the skin



The point in time when a woman will experience no more

menstrual periods.

needle biopsy

Use of a needle to remove tissue from the body to test for



A type of white blood cell.