Yale New Haven Hospital

Department of Laboratory Medicine
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Glucose tolerance, 3 hour gestational

Lab Section: 

Chemistry

 

Lab Location: 

Main Lab

Test ID: 

LAB164

 

Methodology: 

Hexokinase-UV

Schedule: 

On request

Reported: 

2 Hours

Specimen Requirements: 

Collection: 1.0 mL Gray Top Tube
Pediatric volume: 0.3 mL.

 

Notes: 

Normal Reference Range values follow Carpenter and Coustan Criteria.

Includes glucose measurement at baseline (fasting), 1-hour, 2-hour, and 3-hour post 100-g oral glucose load.

Reference Interval: 

After 100 g oral glucose load

Tests in this Panel: 

Test Name

Reference Interval

Glucose Tolerance, Baseline

Age Limit

Sex

Normal Range

0 Days 999 Years

Any

< 95 mg/dL

Glucose Tolerance, 1 Hour

Age Limit

Sex

Normal Range

0 Days 999 Years

Any

< 180 mg/dL

Glucose Tolerance, 2 Hour

Age Limit

Sex

Normal Range

0 Days 999 Years

Any

< 155 mg/dL

Glucose Tolerance, 3 Hour

Age Limit

Sex

Normal Range

0 Days 999 Years

Any

< 140 mg/dL

CPT Code(s): 

00100, 82951, 82952

Last Changed: 

8/31/2017 12:17 PM

Last Reviewed: 

8/31/2017 12:17 PM