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CLSI Standards: Guidelines for Health Care Excellence

Developed by our members for use by the global laboratory community, CLSI’s consensus-based medical laboratory standards are the most widely recognized resources for continually improving testing quality, safety, and efficiency.

Browse our collection of consensus-based medical laboratory standards documents. Choose from print or electronic versions of CLSI standards and guidelines.

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Laboratory medicine - Requirements for the competence of calibration laboratories using reference measurement procedures
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Method for Antifungal Disk Diffusion Susceptibility Testing of Yeasts, 3rd Edition

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Molecular in vitro diagnostic examinations - Specifications for pre-examination processes for formalin-fixed and paraffin-embedded (FFPE) tissue - Part 1: Isolated RNA
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Molecular in vitro diagnostic examinations - Specifications for pre-examinations processes for formalin-fixed and paraffin-embedded (FFPE) tissue - Part 2: Isolated proteins
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Susceptibility Testing of Mycobacteria, Nocardia spp., and Other Aerobic Actinomycetes, 3rd Edition

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Molecular in vitro diagnostic examinations - Specifications for pre-examination processes for frozen tissue - Part 1: Isolated RNA
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ISO 20184-2E Molecular In Vitro Diagnostic Examinations - Specifications For Pre-Examination Processes For Frozen Tissue - Part 2: Isolated Proteins
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Analysis of Body Fluids in Clinical Chemistry, 2nd Edition

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Methods for Antimicrobial Susceptibility Testing of Anaerobic Bacteria, 9th Edition

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Laboratory Detection and Identification of Mycobacteria, 2nd Edition

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