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.