Glucose, Tolerance Test, 2 Hr (0 + 2)

Orderable EAP code:

LAB00598

Billable EAP Codes:

80001741 x 1 (Fasting)

80001743 x 1 (2 Hour)

CPT Codes:

82947 x 1 (Fasting)

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

Pediatric Specimen Requirements:

0.5 mL blood in a GRAY top tube.

Reference Range:

Fasting Glucose: Less than 126 mg/dL
2 Hour Glucose Less than 200 mg/dL

Comments:

This test to be used for diagnosis of diabetes mellitus in non-pregnant individuals. 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

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