Lymphatic system

The body's filtering system for the blood that includes lymph nodes, lymph, and lymph vessels

Lymphedema

Swelling either from obstructed cancerous lymph nodes or from surgically removed lymph nodes

Lymph nodes

Small oval bodies that contain lymph. The function of lymph nodes is to act as a first line of defense against infections and cancer

Lymphocytes

White blood cells (WBCs) that defend against the invasion of foreign material and viruses

Lymphoma

A cancer of the lymphatic system. Doctors differentiate the different lymphomas by the type of cell that is involved in the makeup of the tumor. Treatments depend on the type of cell that is found

Lysozyme

Muramidase: a hydrolytic enzyme destructive to cell walls of certain bacteria. It is present in body fluids and in granulocytes