Esophageal Motility TestingDonald O. Castell, Joel E. Richter, Christine Boag Dalton |
Contents
Historical Perspectives and Current Use of Esophageal | 3 |
Anatomy and Physiology of the Esophagus and | 13 |
Materials | 28 |
Copyright | |
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abnormalities achalasia activity amplitude assess associated baseline beginning Castell catheter cause changes Chapter chest pain clinical complete contractions decrease defined demonstrated described diagnosis diffuse esophageal spasm disease distal dry swallows duration dysphagia edrophonium effect esophageal manometry esophageal motility esophageal motility disorders et al evaluation FIGURE findings four frequently function Gastroenterology give greater Hg mm Hg important increase infusion Intern laboratory LES pressure lower esophageal sphincter manometric mean measured moved muscle normal noted nutcracker esophagus occur orifice patients peak performed period peristalsis peristaltic pharyngeal ports position present primary proximal pull-through range rapid recent recording reflux reported represents response resting result seen showing shown simultaneous contractions sphincter pressure spontaneous studies subjects suggest symptoms Table technique tion tracing transducers tube UES relaxation upper esophageal sphincter usually values wave wet swallows