Courtney J. Walker

Feb 8, 2024 | practicalgastro.com | Ken Anderson |Douglas G. Adler |Courtney J. Walker

INTRODUCTION Radiofrequency ablation (RFA) was first approved by the United States Food and Drug Administration in 2001 for the treatment of Barrett’s esophagus and for gastric hemostatic applications.1 RFA uses alternating electrical currents in a closed circuit whereby tissues between two electrodes will become coagulated.2 The acute coagulative necrosis occurs when temperatures within tissue are greater than 60 degrees Celsius and results in denaturing of proteins, melting of the plasma...