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Test Code LAB10083 Glucose - 2 Hour Postprandial Load

Department

CHEMISTRY

Collection Requirements

Patient should be fasting 8 hours.

Prepared dextrose dose is 75 grams.

Primary Collection Container

Green PST (Lithium Heparin)

Alternate Collection Container

Green Microtainer PST

Transport

Plasma refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Centrifuge and refrigerate.

Separate from cells if testing is delayed more than 2 hours.

Deliver to Chemistry ASAP.

Stability

Refrigerated: 72 hours

Minimum Testing Volume

0.5 mL

Reference Range

70-139 mg/dL

Methodology

Hexokinase (HK) Roche c503

Performed

Sunday – Saturday

Reported

As completed

CPT Codes

82950

Unacceptable Conditions

Plasma remaining on cells for extended periods of time in excess of 2 hours.

Gross hemolysis.