NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 7,780 terms related to cancer and medicine.
Browse the dictionary by selecting a letter of the alphabet or by entering a cancer-related word or phrase in the search box.
- A thin, flexible tube that is inserted into a vein in the upper arm and guided (threaded) into a large vein near the heart called the vena cava. 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. It is a type of central venous access device. Also called peripherally inserted central catheter.