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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
PNH RBC analysis 2 Two shipments per year
PNH WBC analysis 2

Additional Information

  • The PNH program complies with the recommendations from the Guidelines for the Diagnosis and Monitoring of Paroxysmal Nocturnal Hemoglobinuria and Related Disorders by Flow Cytometry for RBC and WBC analysis. Due to the unique nature of these human, donor‑based materials, the shipping dates are subject to change. If this should occur, the CAP will provide notification prior to the originally scheduled shipping date.
  • This program is appropriate for high-sensitivity testing (≤0.01% PNH type clone in red cells and/or granulocytes).

Program Information

  • Two 0.5‑mL whole blood specimens for RBC and WBC analysis

Shipping Schedule

  • Shipment A: April 26
  • Shipment B: October 25