NCI Dictionary of Cancer Terms

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The NCI Dictionary of Cancer Terms features 8,041 terms related to cancer and medicine.

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venous catheter
(VEE-nus KA-theh-ter)
A thin, flexible tube that is inserted into a large vein, usually in the arm, chest, or leg. It is used to give intravenous fluids, blood transfusions, and chemotherapy and other drugs, and for taking blood samples. It avoids the need for repeated needle sticks.