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HelpTest ID BLOD0655 GLUCOSE GESTATIONAL DIABETIC SCREEN, 1 HR
AKA
Glucose 1 hr 50 grams
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
82950
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
Give patient 50 gram oral glucose load and draw 1 hr after. No fasting required.