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Glossary

Showing 591-600 out of 1175 Terms

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  • Hypofractionated radiation therapy

    (HY-poh-FRAK-shuh-NAY-ted RAY-dee-AY-shun THAYR-uh-pee)

    Radiation treatment in which the total dose of radiation is divided into large doses and treatments are given once a day or less often. Hypofractionated radiation therapy is given over a shorter period of time (fewer days or weeks) than standard radiation therapy.

  • Hypoglycemia

    (HY-poh-gly-SEE-mee-uh)

    Abnormally low blood sugar.

  • Hypokalemia

    (Hypocalemia)

    Too little potassium in the blood.

  • Hypotension

    (HY-poh-TEN-shun)

    Abnormally low blood pressure.

  • Hypothalamus

    HY-poh-THA-luh-mus

    The area of the brain that controls body temperature, hunger, and thirst.

  • Hypothyroidism

    (HY-poh-THY-roy-dih-zum)

    Too little thyroid hormone. Symptoms include weight gain, constipation, dry skin, and sensitivity to the cold. Also called underactive thyroid.

  • I-Med

    A machine that regulates the rate of blood transfusion, infusion of chemotherapy or fluids for hydration.

  • IV

    A device that is used to allow a fluid such as blood or a liquid medication to flow directly into a patient's veins.

  • IVIG

    Intravenous immunoglobulin. A substance made from antibodies that have been taken from the blood of many healthy donors. It is given to a patient through a needle or tube inserted into a vein. Intravenous immunoglobulins are used to treat certain types of immune disorders in which there are low amounts of antibodies in the blood. They are also used to treat many different autoimmune disorders, infections, or other conditions. They may also be used to help prevent infections in patients who have had a stem cell or organ transplant. Intravenous immunoglobulins are a type of immunotherapy.

  • Ice blanket

    A blanket cooled with ice water or a refrigerant on which you lie to reduce your temperature.