About Glucose Tests

  • The fasting, postprandial, and oral glucose tolerance tests are used to diagnose type 1 or type 2 diabetes mellitus.
  • HbA1c is used to monitor the effectiveness of dietary or drug therapy in the management of diabetes mellitus.
  • To detect hyperglycemia (high blood sugar) and hypoglycemia (low blood sugar
  • To screen for diabetes, a common disease that often does not cause early symptoms

Who Performs Glucose Tests

  • A lab technician or nurse

Special Concerns about Glucose Tests

  • A wide variety of factors - including medications, some herbs and supplements, diet, recent illness, pregnancy, infection, stress, smoking, caffeine, and strenuous exercise - may affect blood glucose levels and interfere with the accuracy of results.

Source:

The Johns Hopkins Consumer Guide to Medical Tests

Simeon Margolis, M.D., Ph.D., Medical Editor

Updated by Remedy Health Media

Publication Review By: the Editorial Staff at Healthcommunities.com

Published: 13 Jan 2012

Last Modified: 31 Jul 2014