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Glossary

Showing 1071-1080 out of 1202 Terms

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  • Stem cell transplant

    (stem sel TRANZ-plant)

    A procedure in which a patient receives healthy blood-forming cells (stem cells) to replace their own that have been destroyed by disease or by the radiation or high doses of anticancer drugs that are given as part of the procedure. The healthy stem cells may come from the blood or bone marrow of the patient, from a donor, or from the umbilical cord blood of a newborn baby. A stem cell transplant may be autologous (using a patient’s own stem cells that were collected and saved before treatment), allogeneic (using stem cells donated by someone who is not an identical twin), or syngeneic (using stem cells donated by an identical twin).

  • Stem cells

    stem sels

    Cells from which other types of cells develop. For example, blood cells develop from blood-forming stem cells.

  • Steroid

    (STAYR-oyd)

    Any of a group of lipids (fats) that have a certain chemical structure. Steroids occur naturally in plants and animals or they may be made in the laboratory. Examples of steroids include sex hormones, cholesterol, bile acids, and some drugs.

  • Steroids

    (STAYR-oyd)

    Treatment with corticosteroid drugs to reduce swelling, pain, and other symptoms of inflammation.

  • Stoma

    (STOH-muh)

    A surgically created opening from an area inside the body to the outside.

  • Stomach

    (STUH-muk)

    An organ that is part of the digestive system. The stomach helps digest food by mixing it with digestive juices and churning it into a thin liquid.

  • Stomatitis

    (STOH-muh-TY-tis)

    Inflammation or irritation of the mucous membranes in the mouth.

  • Stool

    (stool)

    The material in a bowel movement. Stool is made up of undigested food, bacteria, mucus, and cells from the lining of the intestines. Also called feces.

  • Stool Test

    (stool test)

    A test to check for hidden blood in the bowel movement.

  • Strabismus

    Strabismus is a disorder in which both eyes do not line up in the same direction. Therefore, they do not look at the same object at the same time. The most common form of strabismus is known as "crossed eyes."