NCCN Guidelines for Patients® | Melanoma - page 96

96
NCCN Guidelines for Patients
®
: Melanoma
Version 1.2013
Part 9: Dictionary
Positive margins
There are cancer cells in the normal-
looking tissue around the tumor
removed during surgery.
Positron emission tomography
(PET) scan
A test that uses radioactive material to
see the shape and function of organs
and tissues inside the body.
Primary treatment
The main treatment used to rid the
body of cancer.
Primary tumor
The first mass of cancer cells in the
body.
Prognosis
The course and outcome of a disease.
Protein
A chain of chemical compounds
important to every cell in the body.
Punch biopsy
Removal of tissue using a sharp,
hollow, round-shaped knife in order to
test it for disease.
Pure desmoplasia
Presence or absence of dense
connective tissue.
Radiation oncologist
A doctor who’s an expert in treating
cancer with radiation.
Radiation therapy
Use of high-energy rays to destroy
cancer cells.
Radioactive
Containing a powerful energy called
radiation.
Radiotracer
Matter with energy that is put into the
body to make pictures clearer.
Recurrence
The return of cancer after treatment.
Recurrent melanoma
Melanoma that has come back after
treatment.
Regimen
A treatment plan that specifies the
dosage, schedule, and duration of
treatment.
Regional lymph node recurrence
Cancer that has come back after
treatment in lymph nodes (groups of
special disease-fighting cells) near the
first melanoma.
Regional lymph nodes
Groups of special disease-fighting
cells located near the tumor.
Regional melanoma
Cancer cells have spread from the
first tumor to nearby lymph vessels,
lymph nodes (groups of special
disease-fighting cells), and/or nearby
skin.
Regional treatment
Treatment with cancer-killing drugs
directed to a specific area of the body
such as an arm or leg.
Risk evaluation and mitigation
strategy (REMS) program
A program to monitor and manage
serious side effects (unplanned
physical or emotional effects) of
cancer treatments.
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