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General

Breakpoint tables are used together with other EUCAST guidance

The EUCAST breakpoint tables are part of a system for categorising microorganisms as susceptible (S and I) and resistant (R) to agents approved for use in the treatment of infectious diseases. Breakpoint tables are freely available but we would like to remind users of other parts of the system which…

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About EUCAST

About The European Committee on Antimicrobial Susceptibility Testing (EUCAST) is a scientific committee formed in 1997. EUCAST is jointly organised by the European Society for Clinical Microbiology and Infectious Diseases (ESCMID), the European Centre for Disease Prevention and Control (ECDC), and…

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Document Archive

Document Archive Breakpoint tables QC tables Guidance documents Expert rules Rationale documents Disk diffusion methodology Disk diffusion validation RAST Expected phenotypes Broth microdilution Clinical breakpoints (v 14.0) - file for printing (1 Jan, 2024 - 31 Dec 2024) Clinical breakpoints (v…

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Expert Rules

Expert Rules EUCAST expert rules (listed below) are a tabulated collection of expert knowledge on interpretive rules. These rules should be applied to antimicrobial susceptibility testing to rationalise testing, reduce errors, and make appropriate recommendations for reporting particular…

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