Laboratory Test Guide

Glucose

General Information

Lab Name

Glucose

Lab Code

GLU

Epic Name

Glucose Serum, Nonfasting

Description

Fasting glucose of 126 mg/dL or greater or random glucose >200 mg/dL is diagnostic of diabetes mellitus. Reference: Diabetes Care 2013 36: S11-S66. It can be found on the following website: Diabetes Care

Interpretation

Method

Spectrophotometric

Reference Range

Units: mg/dL

Female		Male
Age	Range	Age	Range
0-29d	62-125	0-29d	62-125
1m-	62-125	1m-	62-125

Effective date: 03/01/2015

Ref. Range Notes

Upper limit is based on ADA guidelines for diagnosis of diabetes using a fasting glucose measurement. See above for website.

Ordering & Collection

Specimen Type

Blood

Collection

HMC and UW-MT Onsite Locations

Preferred: 4 mL blood in LIME GREEN PST tube

Also Acceptable: 4 mL blood in ORANGE RST, GOLD SST, RED TOP, GREEN TOP ( Lithium Heparin), GRAY TOP or GREEN TOP ( Sodium Heparin )

Pediatric: 1 Full LIME GREEN MICROTAINER

Offsite Clinic or Other Locations

Preferred: 4 mL blood in GOLD SST tube

Also Acceptable: 4 mL blood in ORANGE RST, LIME GREEN PST, RED TOP, GREEN TOP ( Lithium Heparin) , GRAY TOP or GREEN TOP ( Sodium Heparin)

Pediatric: 1 Full LIME GREEN MICROTAINER

Quantity

requested: 0.5 mL plasma/serum
minimum: 0.1 mL plasma/serum

Processing

Refrigerate plasma/serum

Note: Plasma or serum collected in green, gold or red top tubes should be separated from the cells within 2 hr and stored refrigerated. Glucose in such specimens is stable up to 16 hr after collection. Glucose specimens collected in gray top tubes are stable up to 24 hr without separation or refrigeration.

Performance

LIS Dept Code

Chemistry, Automated Panels (CHA)

Performing Location(s)

HMC	Chemistry, Automated 206-520-4600 325 9th Ave, Rm # GWH-47, Seattle, WA 98104-2420
UW-NW	Main Lab 206-668-1344 UW Medical Center – Northwest 1550 N 115th Street, A200 Seattle, WA 98133
UW-MT	Chemistry, Automated 206-520-4600 Clinical Lab, Room NW220, University of Washington Medical Center, 1959 NE Pacific street, Seattle, WA 98195
FHCC	Fred Hutch Community Lab, Evergreen Campus 425-441-2640 10240 NE 128th St Kirkland, WA 98034
FHCC	Fred Hutch Alliance Lab 206-606-1088 825 Eastlake Ave, Seattle, WA 98109

Frequency

Daily

Available STAT?

Yes

Billing & Coding

CPT codes

82947

LOINC

2345-7

Interfaced Order Code

UOW3835

Interfaced Result Code

UOW3835