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Glossary

Showing 1081-1090 out of 1196 Terms

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  • Surgery

    A procedure to remove or repair a part of the body or to find out whether disease is present. Also called operation.

  • Survival rate

    (ser-VY-vul ...)

    The percentage of people in a study or treatment group who are still alive for a certain period of time after they were diagnosed with or started treatment for a disease, such as cancer. The survival rate is often stated as a five-year survival rate, which is the percentage of people in a study or treatment group who are alive five years after their diagnosis or the start of treatment. Also called overall survival rate.

  • Survivorship

    (ser-VY-ver-ship)

    In cancer, survivorship focuses on the health and life of a person with cancer post treatment until the end of life. It covers the physical, psychosocial, and economic issues of cancer, beyond the diagnosis and treatment phases. Survivorship includes issues related to the ability to get health care and follow-up treatment, late effects of treatment, second cancers, and quality of life. Family members, friends, and caregivers are also considered part of the survivorship experience.

  • Susceptible

    Tendency to develop a disease if exposed to it; not having immunity.

  • Swyer syndrome

    (SWY-er SIN-drome)

    A rare genetic condition in which people who have an X chromosome and a Y chromosome (the usual pattern for males) look female. They have normal female reproductive organs, including a uterus, fallopian tubes, and vagina. However, the ovaries do not develop and are replaced by clumps of tissue where they would normally form. Swyer syndrome is usually not diagnosed until puberty, when menstrual periods do not begin as they should. Having Swyer syndrome increases the risk of certain types of germ cell tumors.

  • Sympathetic nervous system

    SIM-puh-THEH-tik NER-vus SIS-tem

    The part of the nervous system that increases heart rate, blood pressure, breathing rate, and pupil size. It also causes blood vessels to narrow and decreases digestive juices.

  • Symptom

    (SIMP-tum)

    A physical or mental problem that a person experiences that may indicate a disease or condition. Symptoms cannot be seen and do not show up on medical tests. Some examples of symptoms are headache, fatigue, nausea, and pain.

  • Syringe

    (suh-RINJ)

    A small hollow tube used for injecting or withdrawing liquids. It may be attached to a needle in order to withdraw fluid from the body or inject drugs into the body.

  • Systemic

    (sis-TEH-mik)

    Systemic chemotherapy — treatment with anticancer drugs that travel through the blood to cells all over the body.

  • T Lymphocytes

    (… LIM-foh-site)

    A type of white blood cell. T lymphocytes are part of the immune system and develop from stem cells in the bone marrow. They help protect the body from infection and may help fight cancer. Also called T cell and thymocyte.