NCCN Guidelines for Patients® | Colon Cancer - page 80

NCCN Guidelines for Patients
®
Colon Cancer, Version 1.2014
78
Glossary
Dictionary
mucus
A sticky, thick liquid that moisturizes or lubricates.
muscularis mucosae
A thin layer of muscle within the mucosa of the colon wall.
muscularis propria
The third layer of the colon wall made mostly of muscle.
mutation
Abnormal changes in genes.
observation
A period of testing for cancer growth.
open colectomy
Surgery to remove part of the colon through a large cut into
the body.
parietal peritoneum
The outer layer of tissue lining around the abdomen.
pathologic stage
A rating of the extent of cancer based on tests given after
treatment.
pathologist
A doctor who’s an expert in testing cells and tissue to find
disease.
pedunculated polyp
A polyp shaped like a mushroom with a stalk.
pelvis
The area between the hip bones.
perineural invasion
Spread of cancer into nearby nerves.
polyp
An extra growth of tissue from the epithelium of the colon
wall.
portal vein embolization
The blood vessel to the liver tumor is blocked causing the
healthy part of the liver to grow larger.
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.
primary tumor
The first mass of cancer cells in the body.
prognosis
The pattern and outcome of a disease.
progression
The growth or spread of cancer after being tested or treated.
radiation therapy
The use of radiation to treat cancer.
radiologist
A doctor who specializes in reading imaging tests.
rectum
An organ in the digestive system that holds stool until
expelled from the body.
recurrence
The return of cancer after a disease-free period.
serosa
The outer layer, in some places, of the colon wall that makes
fluid so that organs can slide against one another; also called
the visceral peritoneum.
sessile polyp
A polyp that is flat.
side effect
An unhealthy or unpleasant physical or emotional response
to treatment.
small intestine
The digestive organ that absorbs nutrients from eaten food.
stool
Unused food passed out of the body; also called feces.
submucosa
The second layer of the colon wall made mostly of
connective tissue.
subserosa
A thin layer of connective tissue that makes fluid.
supportive care
Treatment for symptoms of a disease.
surface receptor
A protein found in the membrane of cells.
surgical margin
The normal tissue around the edge of a tumor that is
removed during surgery.
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