NCCN Guidelines for Patients® | Melanoma - page 97

NCCN Guidelines for Patients
®
Melanoma, Version 1.2014
95
Glossary
Dictionary
local melanoma
Cancer cells haven’t spread beyond the skin near the first
(primary) tumor.
local metastasis
The spread of cancer cells from the first tumor to a nearby
site.
local recurrence
Cancer that has come back after treatment in or near the
same place as the first tumor.
local therapy
Treatment that affects cells in one small, specific part of the
body only, such as the tumor and nearby area.
long-term side effect
An unplanned or unwanted physical or emotional response
to treatment that continues for months or years after finishing
treatment.
lymph
A clear fluid containing white blood cells that fight infection
and disease.
lymph node
Small groups of special disease-fighting cells located
throughout the body.
lymph node biopsy
Removal of all or part of a lymph node (groups of special
disease-fighting cells located throughout the body) to test for
disease.
lymph node dissection
Surgery to remove some or all lymph nodes (groups of
special disease-fighting cells) from the area near the tumor.
lymph node recurrence
Cancer that has come back after treatment and has spread
to lymph nodes (groups of special disease-fighting cells).
lymph vessels
Tubes that carry lymph—a clear fluid containing white blood
cells that fight disease and infection—throughout the body
and connect lymph nodes to one another.
lymphedema
Swelling due to buildup of a clear fluid containing white blood
cells (lymph).
magnetic resonance imaging (MRI) scan
A test that uses radio waves and powerful magnets to make
pictures of the inside of the body showing the shape and
function of body parts.
medical history
All health events and medications taken to date.
medical oncologist
A doctor who’s an expert in treating cancer with drugs.
medical skin exam
A careful examination of your skin by a doctor to check for
any areas that look abnormal.
melanin
A substance that gives color to the skin.
melanocytes
Cells that are located in the lower part of the top layer of the
skin (epidermis) and make a substance that gives skin its
color.
melanoma
Cancer that starts in melanocytes—cells that give skin its
color and are located in the top layer of the skin (epidermis).
melanoma in situ
Cancer cells are only in the outer layer of the skin
(epidermis).
metastases
Tumors formed by cancer cells that have spread from the
first tumor to other parts of the body.
metastasis
The spread of cancer cells from the first tumor to another
body part.
metastatic
Containing cancer cells that have spread from the first tumor.
microsatellitosis
Tiny tumors (satellites) that have spread to skin within 2
centimeters of the first melanoma tumor and can only be
seen with a microscope.
microscope
A tool that uses lenses to see things the eyes can’t.
microscopic
Something so small it can’t be seen by the naked eye.
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