Laboratory Test Detail

Last Updated: May 22, 2024 @ 9:13 am


CU Index

  • One Red Top
  • 1 mL (Min:0.5 mL) Serum . Submit Frozen. Submit in a Standard Transport Tube.
Special Handling:
  • Avoid Repeated Freeze/Thaw Cycles
  • Separate from cells within 2 hours of collection
  • Patient Preparation: Patients taking calcineurin inhibitors should stop their medication for 72 hours prior to draw. Patients on prednisone should be off medication for 2 weeks prior to draw.
Rejection Criteria:
  • Grossly Hemolyzed Samples
  • Lipemic Samples
  • Microbially Contaminated
  • Plasma
  • Whole blood
Stability:Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 12 Month(s); Incubated: Unacceptable
  • Cell Culture
  • Quantitative Enzyme-Linked Immunosorbent Assay
  • Semi-Quantitative Ex Vivo Challenge
Performed:Monday, Friday
Reported:13-16 Day(s)
CPT Codes:
  • 86352
  • 90162 - CU INDEX
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