The systemic toxicity of lidocaine is an extremely rare complication of thyroid RFA procedure, and it can be life-threatening. The quick recognization of its symptoms and intravenous use of lipid emulsion are essential to preventing mortality.
Keywords: case report; lidocaine‐induced systemic toxicity; radiofrequency ablation; thyroid nodules.
© 2021 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.