NCCN Guidelines for Patients
Stomach Cancer, Version 1.2016
N = Node
Lymph drains from stomach tissue into vessels that
transport lymph to the bloodstream. As lymph travels,
it passes through small structures called lymph
nodes. Lymph nodes remove germs from lymph. As
, lymph nodes and vessels are
found throughout the body. The N category reflects
the number of lymph nodes with stomach cancer.
means that the lymph nodes can’t be
means that there is no cancer within
nearby lymph nodes.
means 1 or 2 nearby nodes have cancer.
means 3 to 6 nearby nodes have cancer.
means 7 to 15 nearby lymph nodes have
means 16 or more nearby lymph nodes
M = Metastasis
The M category tells you if there are metastases to
sites not in direct contact with the stomach. Such sites
include distant lymph nodes.
means that there is no growth to distant
means that the cancer has spread to
Lymph nodes near the
Throughout your body is a network
of vessels that transport lymph to
the bloodstream. Lymph is a clear
fluid that contains germ-fighting
blood cells. As lymph travels in
vessels, it passes through lymph
nodes, which remove germs
from lymph. Stomach cancer first
spreads to lymph nodes next to the
stomach and then beyond.
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