Glucose - One Hour Post 50 grams (GTT 1 HR)
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| Synonyms:
| None Listed |
| Specimen: | Blood; (1) SST (serum separator), Red (no preservative), Green (lithium heparin) or Gray (sodium flouride and potassium oxalate) top vacutainer tube.
Collect specimen 1 hour after completion of drink. |
| Volume: | Full primary tube |
| Minimum Volume: | 100 microL serum/plasma or microtainer |
| Collection: | If tube other than an SST or PST (plasma separator tube) is collected, transfer serum or plasma to a tightly capped plastic aliquot tube for transport within 2 hours of collection.
Refrigerate at 2-8°C for 7 days; sodium fluoride and potassium oxalate is stable at room temperature for 24 hours. |
| Rejection Criteria: | Gross hemolysis; improper labeling. |
| Reference Range: | 100-150 mg/dl |
| Methodology: | |
| Test Use: | Screen for glucose intolerance. In pregnant women an GTT using a 50 gm glucose level is suggested for screening. |
| Additional Information: | No Additional Information Listed |
| Testing Includes: | 50 gram glucose drink and glucose level 1 hour post drink.
Fasting glucose is NOT included. |
| Testing Facility: | AnMed Laboratory |