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100

NCCN Guidelines for Patients

®

Esophageal Cancer, Version 1.2016

Glossary

Dictionary

medical oncologist

A doctor who’s an expert in cancer drugs.

metastasis

The spread of cancer cells from the first tumor to a far site.

microscope

A tool that uses lenses to see things the eyes can’t.

minimally invasive esophagectomy

The use of small tools inserted through small cuts to remove

the esophagus.

mucosa

The first, inner layer of the esophageal wall.

muscularis mucosae

A thin layer of muscle within the mucosa of the esophageal

wall.

muscularis propria

The third layer of the esophageal wall made mostly of

muscle.

nasogastric tube

A feeding tube that is inserted down the nose and into the

stomach.

nodule

A small lump of tissue.

nutritionist

An expert in healthy foods and drinks.

observation

A period of testing for cancer growth.

oncology surgeon

A doctor who’s an expert in cancer surgery.

pathologic stage

Rating the extent of a tumor based on tests after treatment.

pathologist

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

pelvis

The area of the body between the hip bones.

percutaneous endoscopic gastrostomy (PEG)

A feeding tube inserted through a small cut into the stomach.

pericardium

The tissue lining around the heart.

photodynamic ablation

Treatment with a laser that activates a drug inside the tumor.

physical exam

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

pleura

The two layers of tissue lining around the lungs.

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)

The use of two tests to see the shape and function of body

parts.

primary tumor

The first mass of cancer cells in the body.

radiation oncologist

A doctor who’s an expert in radiation treatment.

radiation therapy

The use of radiation to treat cancer.

radiofrequency ablation

Treatment that kills cancer cells with heat.

radiologist

A doctor who’s an expert in reading imaging tests.

radiotracer

Matter with energy that is put into the body to make pictures

clearer.

recurrence

The return of cancer after treatment.

sedative

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

side effect

An unhealthy or unpleasant physical or emotional response

to treatment.

simulation

The steps needed to prepare for radiation therapy.

small intestine

The digestive organ that absorbs nutrients from eaten food.