Sources & References Hodgkin's lymphoma is a type of cancer in
the lymphatic system. The lymphatic system is part of the immune
system and functions to fight disease and infections. The
lymphatic system also helps maintain the fluid balance in
different parts of the body by bringing excess fluid back into
the bloodstream. The lymphatic system includes the following: -
lymph - fluid containing white blood cells, especially those
called lymphocytes. - lymph vessels - thin tubes that carry
lymph fluid throughout the body. - lymphocytes - white blood
cells that fight infection and disease. - lymph nodes - bean-
shaped organs, found in the underarm, groin, neck, chest,
abdomen, and other parts of the body, that act as filters for
the lymph fluid as it circulates through the body. Hodgkin's
lymphoma causes the cells in the lymphatic system to abnormally
reproduce, eventually making the body less able to fight
infection and causing swelling in the lymph nodes. Hodgkin
lymphoma cells can also spread (metastasize) to o