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CLSI’s Hematology standards provide guidance and recommendations for the proper collection, handling, storage, and testing of hematological specimens. These standards include recommendations for good laboratory practices related to analyzer and reagent performance, as well as information on QA and QC in the hematology laboratory.
CLSI H21 provides procedures for collecting, transporting, and storing blood, processing blood specimens, storing plasma for coagulation testing, and general recommendations for performing the tests.
This document provides guidelines for performing the PT and APTT tests in the clinical laboratory, for reporting results, and for identifying sources of error.
This guideline includes validation strategies for cell-based assays performed by flow cytometry. This guideline also includes recommendations for instrument qualification and standardization and assay optimization. It also covers recommended practices for the examination and postexamination phases.
