Cancer and lymph nodes

Lymph gland; Lymphadenopathy - cancer

Lymph nodes are part of the lymph system, a network of organs, nodes, ducts, and vessels that support the body's immune system.

Nodes are little filters throughout the body. The cells in lymph nodes help to destroy infection, such as from a virus, or harmful cells, such as cancer cells.

Cancer can spread to or start in lymph nodes.

How Cancer Gets in the Lymph Nodes

How Cancer in Lymph Nodes is Found

What it Means When Cancer is Found

Removing Lymph Nodes

When to Call the Doctor