Glucose Polycose Test
Mon - Fri, 0800 - 1630 excl. Public Holidays
Cobas Pro " T"-Labs: Vitros XT7600
This test is a screening test for gestational diabetes using a 50g glucose or glucose polymer load.
It should not be confused with the glucose tolerance test. It is usually carried out at 24 - 28 weeks gestation.
50 g of glucose given orally, consumed within 5 minutes. The glucose polymer solution for this test should be obtained from the pharmacy if not available on your area.
Blood is collected 1 hr later. Patient remains seated, should not eat and should not smoke during the test.
If the 1 hour glucose value is >7.7 mmol/L, then the gestational GTT should be performed without delay.
If the 1 hour value is > 11 mmol/L , refer directly to the diabetes in pregnancy service.