Pharmacologic interrogation of patients with esophagogastric junction outflow obstruction using amyl nitrite.
Arash BabaeiSadaf ShadAniko SzaboBenson T MasseyPublished in: Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society (2019)
Among patients with true EGJOO, only half have pharmacologic evidence of impaired LES relaxation. Pharmacologic interrogation of the EGJ is thus necessary to identify the subgroup of EGJOO patients who could be expected to benefit from LES ablative therapies.