Glucose Tol Test, 2 Hour (0, 1, 2), Gestational Diabetes

Orderable EAP code:

LAB00097

Billable EAP Codes:

80001746 x 1 (1 Hour)

80001743 x 1 (2 Hour)

CPT Codes:

82951 x 1 (1 hour)

82950 x 1 (2 hour)

Lab Section:

Core Lab

Turnaround Time:

Routine: 2 Hours
Urgent: 1 Hour

Test Schedule:

24 hours, 7 days a week.

Units:

mg/dL

Specimen Requirements:

2 mL blood in a GRAY top tube

Reference Range:

Fasting Glucose: Less than 92 mg/dL
1 Hr. Glucose Less than 180 mg/dL
2 Hr. Glucose Less than 153 mg/dL

Comments:

This test to be used for diagnosis of gestational diabetes mellitus only. 75 gram oral glucose load. The patient must fast a minimum of 8 hours before the test.

Specimen Stability: 24 hours at room temperature.

Synonyms:

GTT, glucose Tolerance

Lab Services