GLUCOSE TOLERANCE 3 HOURS 100G LOAD PREGNANT
General Information
HLAB/HOL Code: GTT3
UPHSM LIS Test #: 224
Schedule: Monday-Friday
Testing Time: Same day
Testing Lab: UP Health System-Marquette
UPHSM LIS Test #: 224
Schedule: Monday-Friday
Testing Time: Same day
Testing Lab: UP Health System-Marquette
Specimen Info
Only 1 specimen type required, unless otherwise specified
Volume: 1.0 (0.1) ml plasma X 4
Temperature: Refrigerate
Tube Type: Grey Top Tube sodium fluoride
Collection Info:
Contact MGH Laboratory for details and to schedule this test.
Temperature: Refrigerate
Tube Type: Grey Top Tube sodium fluoride
Collection Info:
Contact MGH Laboratory for details and to schedule this test.
Methods
Colorimetric
CPT Codes
82951, 82952
* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.
Reference Range
AMERICAN COLLEGE of OBSTETRICS AND GYNECOLOGY
GLUCOSE TOLERANCE TESTS INTERPRETATIVE GUIDELINES
PREGNANT 3 Hr Glucose Tolerance Test 100g Loading dose.
TARGET LEVEL
Fasting plasma/glucose(8Hr fast) 95 mg/dL
1 Hr post loading dose 180 mg/dL
2 Hr post loading dose 155 mg/dL
3 Hr post loading dose 140 mg/dL
If two or more values meet or exceed the above target level, gestational diabetes is diagnosed.
GLUCOSE TOLERANCE TESTS INTERPRETATIVE GUIDELINES
PREGNANT 3 Hr Glucose Tolerance Test 100g Loading dose.
TARGET LEVEL
Fasting plasma/glucose(8Hr fast) 95 mg/dL
1 Hr post loading dose 180 mg/dL
2 Hr post loading dose 155 mg/dL
3 Hr post loading dose 140 mg/dL
If two or more values meet or exceed the above target level, gestational diabetes is diagnosed.