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Epstein-Barr virus
(ep-stine-BAR VY-rus)
A common virus that remains dormant in most people. Epstein-Barr virus causes infectious mononucleosis and has been associated with certain cancers, including Burkitt lymphoma, immunoblastic lymphoma, nasopharyngeal cancer, and stomach (gastric) cancer.
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Erection
(eh-REK-shun)
In medicine, the swelling of the penis with blood, causing it to become firm.
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Esophageal
(ee-SAH-fuh-JEE-ul)
Having to do with the esophagus, the muscular tube through which food passes from the throat to the stomach.
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Esophagus
(ee-SAH-fuh-gus)
The muscular tube through which food passes from the throat to the stomach.
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Esr (Erythrocyte Sedimentation Rate)
(eh-RITH-roh-site SEH-dih-men-TAY-shun ...)
The distance red blood cells travel in one hour in a sample of blood as they settle to the bottom of a test tube. The sedimentation rate is increased in inflammation, infection, cancer, rheumatic diseases, and diseases of the blood and bone marrow. Also called ESR and sedimentation rate.
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Estradiol
(es-truh-DY-ol)
A form of the hormone estrogen.
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Estrogen
ES-truh-jin
A type of hormone made by the body that helps develop and maintain female sex characteristics and the growth of long bones. Estrogens can also be made in the laboratory. They may be used as a type of birth control and to treat symptoms of menopause, menstrual disorders, osteoporosis, and other conditions.
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Etiology
(EE-tee-AH-loh-jee)
The cause or origin of disease.
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Etoposide
(ee-toh-POH-side)
The active ingredient in a drug used with other drugs to treat small cell lung cancer. It is also used with other drugs to treat testicular cancer that has not gotten better after other anticancer treatment. It is also being studied in the treatment of other types of cancer. Etoposide blocks certain enzymes needed for cell division and DNA repair, and it may kill cancer cells. It is a type of podophyllotoxin derivative and a type of topoisomerase inhibitor. Also called VP-16.
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Evaluable disease
(ee-VAL-yoo-uh-bul dih-ZEEZ)
Disease that cannot be measured directly by the size of the tumor but can be evaluated by other methods specific to a particular clinical trial.
