24-hour multi-pH recording of the postprandial acid pocket and the nocturnal acid distribution at the esophagogastric junction in healthy volunteers.
An MoonenJavier Aguilera-LizarragaRaf BisschopsPeter MoonenJan TackGuy E BoeckxstaensPublished in: Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society (2019)
The acid pocket is present in the postprandial period under both stationary and ambulatory conditions. Of interest, at night, a pool of acid can be demonstrated which is periodically shifted more distally. This pool of acid represents the reservoir from which nocturnal reflux originates.