Use of Lidocaine in Endoscopic Submucosal Dissection

Effect of Intravenous Lidocaine During Endoscopic Submucosal Dissection for Gastric Neoplasm

The primary purpose of this study is to investigate the effects of lidocaine on the total administered dose of fentanyl during sedation for endoscopic mucosal resection.

The secondary purpose of this study is to investigate the effects of lidocaine on pain score related with endoscopic mucosal resection at time of 30 min, 6 hr, and 24 hr after procedure.

Inclusion Criteria:

1. Endoscopic submucosal dissection for the treatments of early gastric neoplasm

Exclusion Criteria:

1. Allergy to lidocaine
2. Chronic pain
3. Chronic abuse of opioid or NSAID
4. Atrioventricular conductance block
5. Liver dysfunction
6. Renal dysfunction