ethanol

Definition of ethanol ablation
National Cancer Institute

ethanol ablation

(EH-thuh-nol a-BLAY-shun)
An injection of ethanol (alcohol) through the skin directly into a tumor to kill cancer cells. Ultrasound or a CT scan is used to guide the needle into the tumor. Also called alcohol ablation, PEI, and percutaneous ethanol injection.

Source: NCI Dictionary of Cancer Terms