With sphincter manometry, first the pressure at rest is measured, then the pressure during relaxation when swallowing water and the duration of the relaxation itself.
With its help, acidic, slightly acidic and slightly alkaline refluxes are determined. It is also possible to differentiate their structure (gas or liquid). Endoscopic examination, which is decisive for the establishment of esophagitis. Indications for it are the presence of dysphagia, bleeding, weight loss, failure of trial treatment, age over 50 years and longth medical history. diseases. Esophagogastroduodenoscopy with biopsy of the esophagus and subsequent histological examination. This examination reveals adenocarcinoma, Barrett's esophagus and eosinophilic esophagitis. Esophageal manometry. The test evaluates esophageal contractility, lower sphincter pressure, and the interaction of peristalsis with the function of the esophageal sphincters (lower and upper).