Glossary of Terms

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Term Definition
Immune check inhibitors (ICI)

A type of drug that blocks proteins (checkpoints) to help keep immune responses from being too strong and sometimes can keep T cells from killing cancer cells.

Intraductal carcinoma of the prostate

A type of prostate cancer that starts in tissues lining the prostate and then spreads to the ducts within the prostate. It is often large when it is found and can spread quickly to other parts of the body. Sometimes it also is called intraductal prostate carcinoma or IDC-P.

Intravenous (IV)

Administering or injecting fluids or medications into a vein.

Ionizing radiation

A type of high-energy radiation that can cause chemical changes in cells and damage to DNA.

Irreversible electroporation

Electrical pulses are used to break up cell membranes and kill the cells.