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HealthInfo Canterbury


Prediabetes is when your blood glucose (sugar) levels are higher than normal but not high enough to be type 2 diabetes.

Prediabetes is sometimes called impaired glucose tolerance (IGT) or impaired fasting glucose (IFG).

A blood test called HbA1c is used to diagnose prediabetes. Having prediabetes means you are at higher risk of developing type 2 diabetes.

You may be able to prevent getting type 2 diabetes by:

Written by HealthInfo clinical advisers. Last reviewed July 2019.

Page reference: 114335

Review key: HIDIA-21832