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PD-L1 - PDL1
PDL1
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
PD-L1 10 Two shipments per year

The purpose of this program is to assess the laboratory's ability to detect PD-L1 expression and apply various PD-L1 scoring systems.


Program Information

  • One 10‑core tissue microarray slide; additional slide provided for H&E

Shipping Schedule

  • Shipment A: May 20
  • Shipment B: November 4






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