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HelpTest ID BLOD0787 GLUCOSE GESTATIONAL DIABETIC TOLERANCE, 3 HR
AKA
3 hr glucose tolerance
Specimen Type/Requirements
Lithium heparin – preferred
Serum
Sodium heparin
Sodium/fluoride potassium oxalate plasma
EDTA plasma
Specimen Volume
1 mL
Performed Test Frequency
Monday-Sunday
Methodology
Hexokinase/G-6-PDH
CPT
82951
Container Type
Lithium heparin – preferred
Serum w/ gel
Serum w/o gel
Sodium heparin
Sodium/fluoride potassium oxalate
EDTA
Minimum Volume
0.6 mL
Stability
Room Temp: 2 days
Refrigerated: 7 days
Frozen: 1 day
Transport Temperature
Refrigerated
Instructions
Patient required to be fasting. Patient drawn then a 100 gram oral glucose load given and drawn every hour after for 3 hours.