Gestational Glucose Tolerance Diagnostic Blood Test, 3-Hour (ACOG Recommendations)

Test Code: 102004

Also Known As: Glucose Tolerance; Gestational Diabetes

Methodology: Enzymatic

Preparation: Fasting for 10-12 hours required. Three days prior to testing discontinue all nonessential medication that can affect glucose metabolism. Check with physician before stopping any medications. This test requires four blood draws. The first will be taken when you arrive at lab. You will then be given a glucose solution to drink. 3 subsequent collections will be taken at 1 hour intervals. You will be required to remain at the lab until the final collection is taken.

Test Results: 2-5 days. May take longer based on weather, holiday or lab delays.

Test Code: 6745

Also Known As: Glucose Tolerance; Gestational Diabetes

Methodology: Spectrophotometry (SP)

Preparation: Fasting for 10-12 hours required. Three days prior to testing discontinue all nonessential medication that can affect glucose metabolism. Check with physician before stopping any medications. This test requires four blood draws. The first will be taken when you arrive at lab. You will then be given a glucose solution to drink. 3 subsequent collections will be taken at 1 hour intervals. You will be required to remain at the lab until the final collection is taken.

Test Results: 2-5 days. May take longer based on weather, holiday or lab delays.