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Laboratory Test Detail

Last Updated: April 18, 2024 @ 9:13 am

2058

Glucose Tolerance 2 HR [with 1/2 HR specimen]

Specimen:Collect:
  • One Gray Top (1/2HR)
  • One Gray Top (1HR)
  • One Gray Top (2HR)
  • One Gray Top (FAST)
  • One URINE (1HR)
  • One URINE (2HR)
  • One URINE (FAST)
Submit:
  • Four 4 mL (Min:1 mL) Whole blood in Gray Top. Submit Refrigerated.
  • Three 10 mL (Min:1 mL) Timed Urine in Sterile Specimen Container. Submit Refrigerated.

Also Acceptable:
  • Four 1 mL (Min:0.5 mL) Plasma . Submit Refrigerated. Submit in a Standard Transport Tube.
  • Three 10 mL (Min:1 mL) Timed Urine in Sterile Specimen Container. Submit Refrigerated.
Special Handling:
  • Draw fasting specimen and collect fasting urine, then give 75gm glucola. At 1/2 hour draw "1/2 HR" post sample. At 1 hour draw "1 HR" post sample and collect "1 HR" urine. At 2 hour draw "2 HR" post sample and collect "2 HR" urine.
    Label tubes "Fasting", "1/2 HR", "1 HR", and "2 HR".

    Other alternative samples for Gray:
    SST, Green Top (Li Hep), Lavender EDTA, Pink EDTA, Red Top (To be submitted with urine).
    If using alternative serum or plasma separate from cells ASAP.
    Serum or plasma stability: Ambient 8 hrs, RF 3 days, FZ 1 month
    Urine stability: Ambient 1 hr, RF 1 day
Rejection Criteria:
  • Hemolyzed specimens
  • Microbially Contaminated
  • Unlabled Specimens
Stability:Ambient: 1 Day(s); Refrigerated: 3 Day(s); Frozen: Unacceptable; Incubated: Unacceptable
Methodology:
  • Colorimetric
  • Kinetic
Performed:Mon-Fri
Reported:1-3 Day(s)
CPT Codes:
  • 81002x3
  • 82951
  • 82952
Interpretive Data:Please see report for interpretive data.
Note: Blood Glucose tolerance reference range changes as of 2/18/2020
Components:
  • 2400 - GLUCOSE, FASTING
  • 2407 - GLUCOSE, 1/2HR
  • 2401 - GLUCOSE, 1HR
  • 2402 - GLUCOSE, 2HR
  • 2410 - UR, GLUCOSE FAST
  • 2411 - UR, GLUCOSE 1HR
  • 2412 - UR, GLUCOSE 2HR
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