What is the role of fasting plasma glucose (FPG) studies in the workup of glucose intolerance disorders?

Updated: Jun 28, 2019
  • Author: Samuel T Olatunbosun, MD, FACP, FACE; Chief Editor: George T Griffing, MD  more...
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Fasting plasma glucose studies are the preferred diagnostic test of the American Diabetes Association (ADA). The ADA diagnostic criteria, which emphasize fasting plasma glucose, facilitate the screening of individuals with undiagnosed diabetes; the criteria help to identify fewer people with diabetes than does OGTT, however.

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