IGT


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IGT

impaired glucose tolerance.

IGT

abbreviation for impaired glucose tolerance.

IGT

Abbreviation for impaired glucose tolerance.

tolerance

(tol'e-rans) [L. tolerantia, patience]
Capacity for enduring a large amount of a substance (such as food, drug, or poison) without an adverse effect and showing a decreased sensitivity to subsequent doses of the same substance.

diabetic glucose tolerance

Abbreviation: DGT
In an oral glucose tolerance test, having a blood glucose concentration equal to or greater than 200 mg/dl (11.1 mmol/L) two hr after the consumption of 75 g of glucose.

drug tolerance

The progressive decrease in the effectiveness of a drug.

exercise tolerance

The amount of physical activity that can be done under supervision before exhaustion.

glucose tolerance

The ability of the body to absorb and use glucose.
See: oral glucose tolerance test

immunological tolerance

The state in which the immune system does not react to the body's own antigens. It is caused by the destruction of lymphocytes that express receptors to autoantigens as they develop. Failure of these mechanisms may result in autoimmune disease.

impaired glucose tolerance

Abbreviation: IGT
Altered glucose metabolism in which fasting blood sugars are less than 126 mg/dl, and blood sugar levels are over 140 mg/dl but less than 200 mg/dl 2 hr after drinking 75 g of glucose.

CAUTION!

Having either impaired glucose tolerance or impaired fasting glucose predisposes patients to diabetes mellitus, heart attack, stroke, and early death. Patients with abnormal glucose metabolism ought to receive professional dietary counseling. They should also begin a program of regular physical exercise.

oral tolerance

The suppression of autoimmune or allergic responses as a result of eating antigenic material.

pain tolerance

The degree of pain an individual can withstand.

radiation tolerance

The level below which tissue radiation exposure will be least harmful. Some organs are less tolerant to radiation than others.

tissue tolerance

The ability of specific tissues to withstand the effects of ionizing radiation.

impaired glucose tolerance

Abbreviation: IGT
Altered glucose metabolism in which fasting blood sugars are less than 126 mg/dl, and blood sugar levels are over 140 mg/dl but less than 200 mg/dl 2 hr after drinking 75 g of glucose.

CAUTION!

Having either impaired glucose tolerance or impaired fasting glucose predisposes patients to diabetes mellitus, heart attack, stroke, and early death. Patients with abnormal glucose metabolism ought to receive professional dietary counseling. They should also begin a program of regular physical exercise.
See also: tolerance
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