NCCN Guidelines for Patients® | Esophageal Cancer - page 90

90
NCCN Guidelines for Patients
®
: Esophageal Cancer
Version 1.2013
Part 8: Dictionary
Glandular cells
Cells that make fluids or hormones.
High-grade dysplasia (HGD)
A pre-cancerous change in cells.
Histologic grade
A rating of how much cancer cells look
like normal cells.
Histologic typing
Study of cells to classify the disease.
Hives
Itchy, swollen, and red skin caused by
the body ridding itself of an invader.
Human epidermal growth factor
receptor 2 (HER2)
A protein on the edge of a cell that
send signals for the cell to grow.
Image-guided radiation therapy
(IGRT)
Radiation therapy that uses imaging
tests during treatment to better target
the tumor.
Immunohistochemistry (IHC)
A lab test of cancer cells to find
specific cell traits involved in abnormal
cell growth.
Inferior pulmonary vein
A vein the returns blood from the
lungs back to the heart.
In situ hybridization (ISH)
A lab test that shows the number of a
specific gene.
Intestine
The tube-like organ between the
stomach and anus.
Jejunostomy tube (J-tube)
A feeding tube that is inserted though
a cut into the intestine.
Karnofsky scale of Performance
Status (KPS)
A rating scale of one’s ability to do
daily activities.
Lamina propria
Connective tissue within the mucosa
of the esophageal wall.
Laparoscope
A thin, long tube fitted with tools that
is inserted through a cut into the belly
area.
Laparoscopy
Use of a thin tool inserted into the
belly area.
Liquid nitrogen
Cooling of the chemical, nitrogen, to a
liquid state.
Local anesthesia
A controlled loss of feeling in a small
area of the body from drugs.
Lymph
A clear fluid containing white blood
cells.
Lymph nodes
Small groups of special immune cells
located throughout the body.
Medical history
All health events and medications
taken to date.
Medical oncologist
A doctor who’s an expert in cancer
drugs.
Microscope
A tool that uses lenses to see things
the eyes can’t.
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