Acetic acid has been employed as a chemical ablation agent for liver tumors because of its superior diffusion characteristics compared with ethanol and the resulting requirement for smaller volumes and fewer injection sessions. Early tissue changes were compared after injection of acetic acid and ethanol in a rabbit model of hepatocellular carcinoma.
Section of Vascular and Interventional Radiology, Hospital of the University of Pennsylvania, 1 Silverstein, 3400 Spruce Street, Philadelphia, Pennsylvania 19104, USA.
