Analytes/procedures in bold
type are regulated for proficiency testing by the Centers for Medicare & Medicaid Services (CMS).
- The proficiency testing materials used for the Parasitology Surveys contain formalin as a preservative.
- Modified acid‑fast stain results do not meet CLIA requirements for parasite identification.
- Five 0.75‑mL fecal suspensions for Giardia and Cryptosporidium immunoassays and/or modified acid‑fast stain
Shipment A: March 1
Shipment B: June 21
Shipment C: November 1