Lymph Node

A small rounded or bean-shaped mass of lymphatic tissue that helps the body's immune system. Lymph nodes, or lymph glands, are found in several places in the body, like the neck, the armpit (axilla), and the groin. Lymph nodes are very important for your body's immune system because they make special cells that trap bad cells, like bacteria or cancer cells, that are traveling throughout the body.

(limf nod) tissues that act like filters to stop the spread of infection to areas nearby. When cancer has spread to lymph nodes, the risk of having the disease return is higher and the chance for a cure is lower. The greater the number of lymph nodes that contain cancer, the worse the chance for a cure.

A small, bean-shaped gland responsible for filtering germs and other foreign substances from the body. Lymph nodes are clustered together with other nodes in the underarms, abdomen and groin.