Blood and Lymphatic System Terms

These conditions are grouped by overproduction of blood cells, setting them apart from disorders in which the marrow instead fails to produce enough.

A progressive, chronic disease in which the bone marrow is replaced by fibrous tissue and blood is made in organs such as the liver and the spleen, instead of in the bone marrow.

Myelosuppression is reduced bone marrow activity that lowers red blood cell, white blood cell, and platelet counts, commonly following chemotherapy or radiation.

Surgery to remove lymph nodes and other tissues in the neck.

A lymph node in the armpit that is free of cancer.

A rare type of Hodgkin lymphoma, which is a cancer of the immune system.

Cancer that has not spread to the lymph nodes.

Cancer that has spread to the lymph nodes.

Named for what it is not, this family of lymphocyte cancers spans many separate diseases with very different growth rates and outlooks.

Lymphoma in which the lymph nodes containing cancer are not next to each other, but are on the same side of the diaphragm (the thin muscle below the lungs that helps breathing and separates the…

Cancer that does not begin in the blood or bone marrow.

A disorder of the blood.

Surgery to remove part or all of an organ or a tumor and nearby lymph nodes.

A drug used to increase the number of blood cells, especially platelets, in some cancer patients receiving chemotherapy.

Osteomyelitis is a bone infection that can arise from bloodstream spread, direct injury, or a nearby infected wound such as a diabetic foot ulcer.

A condition marked by pain, swelling, numbness, tingling, or redness of the hands or feet.

A term used to describe cancer that can be felt by touch, usually present in lymph nodes, skin, or other organs of the body such as the liver or colon.

Primary CNS lymphoma.

A signal released when a vessel is torn, telling repair cells to multiply and move toward the damage.

A doctor who specializes in treating blood disorders in children.