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Laboratory Test Detail

Last Updated: April 24, 2024 @ 9:13 am

2226

Insulin Tolerance, 2 Hour

Specimen:Collect:
  • One SST (1 1/2HR)
  • One SST (1/2HR)
  • One SST (1HR)
  • One SST (2HR)
  • One SST (FAST)
Submit:
  • Five 1 mL (Min:0.5 mL) Serum . Submit Frozen. Submit in a Standard Transport Tube.
Special Handling:
  • Allow specimen to clot completely at room temperature
  • Minimize air exposure
  • Separate from cells ASAP
  • Draw fasting specimen, then give 75gm glucola. At 1/2 hour draw "1/2 HR" post sample. At 1 hour draw "1 HR" post sample. At 1 1/2 HR draw "1 1/2 HR" post sample. At 2 hour draw "2 HR" post sample.
    Label tubes "Fasting", "1/2 HR", "1 HR", "1 1/2 HR", and "2 HR".
    For patients receiving therapy with high biotin doses (>5 mg/day), no laboratory test specimen should be collected until at least 8 hours after the last biotin administration.

    Other alternative samples:
    Plasma or Serum from Blue (Na Citrate), Green (Li Hep), Lav (EDTA), Pink (EDTA), Red Top
Rejection Criteria:
  • Hemolyzed specimens
  • Unlabled Specimens
Stability:Ambient: 4 Hour(s); Refrigerated: 2 Day(s); Frozen: 6 Month(s); Incubated: Unacceptable
Methodology:
  • Electrochemiluminescence Immunoassay (ECLIA)
Performed:Mon-Fri
Reported:1-3 Day(s)
CPT Codes:
  • 83525x5
Interpretive Data:Please see report for interpretive data.

Biotin in specimens taken from patients on high-dose biotin therapy or supplements may intefere with at least one test in this panel and cause inaccurate test results. It is recommended that for patients receiving therapy with high biotin doses (> 5 mg/day), no laboratory test specimen should be taken until at least 8 hours after the last biotin administration.
Components:
  • 2227 - INSULIN, FASTING
  • 2230 - INSULIN, 30 MIN
  • 2256 - INSULIN, 60 MIN
  • 2257 - INSULIN, 90 MIN
  • 2258 - INSULIN, 120 MIN
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