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Analytes/procedures in bold type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS).

Analyte Challenges per Shipment Number of Shipments
Anticardiolipin antibody (polyclonal, IgG, IgM, and IgA) 3 Two shipments per year
Antiphosphatidylserine antibody (IgG, IgM, and IgA) 3
Beta‑2‑glycoprotein I (polyclonal, IgG, IgM, and IgA) 3
Antiphosphatidylserine/prothrombin antibody (aPS/PT) 3

Program Information

  • Three 0.5‑mL lyophilized serum specimens

Shipping Schedule

  • Shipment A: February 14
  • Shipment B: October 31