NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,399 terms related to cancer and medicine.
We offer a widget that you can add to your website to let users look up cancer-related terms. Get NCI’s Dictionary of Cancer Terms Widget.
- venous catheter
- listen (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.