Importance of Screening For Diabetes and it's Associated Complications

Diabetes has become a major health threat toof gestational diabetes). The test uses the
the whole world; indeed, the greatest increase willfollowing procedures: I) after an overnight fast
be contributed by India, which has already beenFasting Plasma Glucose test is performed. ii) After
declared by the World Health Organization (WHO)this test a person receives 75 g of glucose (100 g
as the country with the largest number offor pregnant women) blood samples are taken
diabetics in the world. Diabetes is frequently notevery half an hour
diagnosed until complications appear, and{(fasting-30mts-60mts-90mts-120mts-(five
approximately one third of all people with diabetestimes)} to measure the blood glucose. It not only
may be undiagnosed, though diagnosed manyhelps in detecting diabetes but also help to detect
people are not aware of their condition.the pre-diabetic status, Impaired Fasting Glucose
Late detection of diabetes often means that at(IFG) & Impaired Glucose Tolerance (IGT))
the time of diagnosis complications have alreadyIs it important to detect pre-diabetic stage? Yes!
damaging the eyes, kidneys and nerves. TheseBecause it is "preventable" Criteria for the
complications are costly in the physical, financialdiagnosis of diabetes mellitus
and psychosocial sense. Early detection andNormal DIABETES
treatment of diabetes may not only improveSymptoms of diabetes + Random plasma glucose
glycemic control, but also improves blood pressureFasting plasma glucose (FPG) NFG IFG ≥
and lipids. Who should be screened? In general all126 mg/dl
adults should be screened at regular intervals
- Family history of diabetes (i.e., parents or siblings100 - 125 mg/dl
with diabetes)Oral Glucose Tolerance Test (OGTT)
- Overweight (Body Mass Index >25 kg/m2)(WHO, 2004) NGT IGT ≥200 mg/dl
- Age >45 years
- Previously identified impaired fasting glucoseWhat is the test for diabetic who is on treatment
(IFG) or impaired glucose tolerance (IGT)to detect the control of blood sugar? Test for
- Hypertension (>140/90 mmHg)Glycosylated Haemoglobin: Tests for blood levels
- Hyperlipidemia (HDL - 250 mg/dL or both)of glycosylated hemoglobin, also known as
- History of gestational diabetes or delivery of ahemoglobin A1C (HbA1c) are useful for
baby over 9 lb (4.1 kg) (ADA -Diabetes Caredetermining the severity of diabetes. A
2004)glycosylated hemoglobin level of 1% above normal
What are the Screening test for Diabetesrange (5%) identifies diabetes in 98% of patients.
Fasting Plasma Glucose: The fasting plasmaThe test is not affected by food intake so it can
glucose (FPG) test is the standard test forbe taken at any time. It shows average blood
diabetes. It is a simple blood test taken after eightsugar control of 2-3 months. HbA1c - < 7, should
hours of fasting. The FPG test is not alwaysbe screened six months once.
reliable, so a repeat test is recommended if theWhat are the routine screening tests for Diabetes
initial test suggests the presence of diabetes.Complications? : All patients with a diagnosis of
Oral Glucose Tolerance Test: The glucosediabetes should receive routine screening for
tolerance test may be more accurate than thediabetes complications.
FPG in certain groups (e.g., women with a history