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Gastric tonometry in healthy volunteers: effect of ranitidine on calculated intramural pH.

Authors
  • Heard, S O
  • Helsmoortel, C M
  • Kent, J C
  • Shahnarian, A
  • Fink, M P
Type
Published Article
Journal
Critical Care Medicine
Publisher
Ovid Technologies (Wolters Kluwer) - Lippincott Williams & Wilkins
Publication Date
Feb 01, 1991
Volume
19
Issue
2
Pages
271–274
Identifiers
PMID: 1989762
Source
Medline
License
Unknown

Abstract

These data suggest that intraluminal production of CO2 from the titration of gastric HCO3- by secreted H+ can result in the underestimation of gastric pHi by tonometry. This phenomenon can be eliminated by H2-receptor blockade.

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