Fig. 3. High-resolution manometry changes in iced and hot water swallow. One patient had esophageal spasm after ingestion of iced water, and the lower esophageal sphincter (LES) pressure was increased as well. At that time, he felt nausea (A). However, LES pressure was decreased after ingestion of hot water in this patient (B).
© J Neurogastroenterol Motil
