Methods for the diagnosis of gastrointestinal disorders

  • US 4,830,010 A
  • Filed: 01/22/1988
  • Issued: 05/16/1989
  • Est. Priority Date: 04/04/1986
  • Status: Expired due to Term
First Claim
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1. A method for the diagnosis in a human or lower animal subject of a gastrointestinal disorder of the upper gastrointestinal tract caused or mediated by the bacteria Campylobacter pyloridis, said method comprising the steps of administering to said subject a safe and effective amount of isotope-labeled urea, and analyzing the breath of said subject for the presence of isotope-labeled carbon dioxide, isotope-labeled ammonia, or both hydrolysis products, wherein the presence of either or both said hydrolysis products is a positive indication of said gstrointestinal disorder in said subject.

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