islet cell tumor(I-let sel TOO-mer) A mass of abnormal cells that forms in the endocrine (hormone-producing) tissues of the pancreas.
islet of Langerhans cell(EYE-let of LANG-er-hanz) A pancreatic cell that produces hormones (e.g., insulin and glucagon) that are secreted into the bloodstream.
Islet's of LangerhansCellular masses varying from a few to hundreds of cells lying in the interstitial tissue of the pancreas; they are composed of different cell types which…
isoflavoneAn estrogen-like substance made by some plants, including the soy plant. Soy isoflavones are being studied in the prevention of cancer, hot flashes that…
isointenseHaving the same intensity as another object. Used to describe the results of imaging tests, such as x-rays, MRIs, or CT scans.
isolated hepatic perfusion(I-soh-LAY-ted heh-PA-tik per-FYOO-zhun) A procedure in which a catheter is placed into the artery that provides blood to the liver.
isolated limb infusion(I-soh-LAY-ted LIM in-FYOO-zhun) A procedure used to deliver anticancer drugs directly to an arm or leg but not to the rest of the body.
isolated limb perfusion(I-soh-LAY-ted LIM per-FYOO-zhun) A procedure that may be used to deliver anticancer drugs directly to an arm or leg.
isolated lung perfusion(I-soh-LAY-ted ... per-FYOO-zhun) A surgical procedure during which the circulation of blood to the lungs is separated from the circulation of blood…
Isolation(I-soh-LAY-shun) State of being separated from others. Isolation is sometimes used to prevent disease from spreading.
isomerOne of two or more compounds that have the same chemical formula but different arrangements of the atoms within the molecules and that may have different…
isosulfan blue(I-soh-SUL-fan â¦) A dye made in the laboratory that helps identify the sentinel lymph node (the first lymph node that cancer spreads to from a…
isotope(I-soh-tope) A form of a chemical element in which the atoms have the same number of protons (part of the nucleus of an atom) but with a different number…
isotretinoinA drug that is used in the treatment of acne and psoriasis and is being studied in cancer prevention. It is a type of retinoid.
ispinesib(is-PIN-eh-sib) A substance being studied in the treatment of cancer. Ispinesib blocks a protein that tumor cells need to divide.
isthmus(iz-muhs) A narrow part inside the body that connects two larger structures.
ITPA condition in which platelets (blood cells that cause blood clots to form) are destroyed by the immune system.
itraconazoleA drug used to prevent or treat fungal infections. It belongs to the family of drugs called antifungal agents.
IUA unit used to measure the activity of many vitamins, hormones, enzymes, and drugs.
IUDA small, plastic T-shaped device that is placed inside the uterus (the small, hollow, pear-shaped organ in a woman's pelvis) to prevent pregnancy.
IV catheterA short flexible tube that is inserted into a vein for supplying medications or nutrients directly into the bloodstream.
IVPIntravenous pyelogram or intravenous pyelography (in-tra-VEE-nus PYE-el-o-gram or pye-LAH-gra-fee).
ixabepilone(ix-ab-EP-ih-lone) A drug used to treat metastatic or locally advanced breast cancer that has not improved after treatment with certain other anticancer…
Ixempra(ix-EM-pruh) A drug used to treat metastatic or locally advanced breast cancer that has not improved after treatment with certain other anticancer drugs.