Latest Changes

Title Description Major Minor Date
Modified Warning The warning against using gradient tests for confirming vancomycin resistance has been modified. 2019/05/21
New consultation - to determine disk content Joint EUCAST and CLSI initiative - proposed SOP for the determination of optimal disk content. 2019/05/21
Revision of aminoglycoside breakpoints - consultation EUCAST proposes to revise aminoglycoside breakpoints - public consultation 30 May, 2019 2019/05/17
Reference broth microdilution for M. tuberculosis complex The EUCAST Subcommittee on Anti-Mycobacterial susceptibility testing proposes a broth microdilution reference method for the determination of MICin organisms belonging to the M. tuberculosis complex. The documents are open for general consultation 15 May - 26 June, 2019. 2019/05/15
EUCAST General Consultation 9 May - 23 June, 2019 EUCAST proposes that agent/species currently categorised as "S" with a note to use high exposure, are re-categorised as “Susceptible, increased exposure” (I) 2019/05/09
The working order between pharma, EMA and EUCAST (update 5 May, 2019) 2019/05/05
RAST updated with criteria for A. baumannii. RAST criteria are updated with Acinetobacter baumanni and screening cutoffs for the sensitive detection of ESBL and carbapenemase producing E. coli and K. pneumoniae. 2019/05/02
EUCAST posters for ECCMID 2019 available 2019/04/10
AFST QC table updated 2019/04/04
EUCAST poster at Network Corner ESCMID 2019 2019/04/03
EUCAST evaluation of antibiotic disks from 9 manufacturers published in CMI Laboratories are advised to check the quality of their antibiotic disks! 2019/03/06
Tedizolid rationale document published 2019/02/25
Expert Rules - general consultation until 1st of April The revised Expert Rules document is now open for consultation (19 February - 1 April, 2019) 2019/02/19
New disks for ESBL confirmation EUCAST introduces new disks for the confirmation of the presence of an ESBL in Enterobacterales. 2019/02/12
Doripenem breakpoints Doripenem breakpoints were removed from the 2019 breakpoint tables following a general consultation in 2018. We have since learnt that doripenem is still available in some countries. Until further notice refer to the v.8.1 breakpoint table for breakpoints. 2019/02/04
Video explaining the EUCAST 2019 new definitions of S, I and R and the ATU. 2019/01/22
Calibration and validation files updated against breakpoint table v 9.0 The disk diffusion method from EUCAST is constantly updated. New breakpoints, new agents and species, new resistance mechanisms necessitates constant updates of these graphs. 2019/01/19
Broth micodilution reading guide fro EUCAST The EUCAST reading guide is now available. 2019/01/19
EUCAST SOP 4 updated from 4.2 to 4.3 This SOP describes the organisation of EUCAST and its subcommittees. The previous versions (SOP 4.0 - 4.2) are also available. 2019/01/16
Updated disk diffusion documents (manual, reading guide, slide show) New nomenclature, reading recommendations for Aeromonas. 2019/01/03
Serbian translations The EUCAST breakpoint table and documents related to the EUCAST Rapid AST directly from blood culture bottles were translated to Serbian by the Serbian NAC. 2018/12/31
Tigecycline dosing - a guidance doc ument Guidance to tigecycline dosing in relation to modified tigecycline breakpoints 2019. 2018/12/23
QC tables v 9.0 (valid from 2019-01-01) Criteria for meropenemvaborbactam, eravacycline and nitroxoline added. 2018/12/23
Clinical breakpoint table 2019 published The final version of the v 9.0, EUCAST breakpoint tables (2019) are now published. A separate dosing table is also made available. 2018/12/23
ATU - guidance to laboratories A guidance to laboratories on how EUCAST propose that laboratories should implement ATU during 2019. 2018/12/21
The implementation of new S, I and R definitions in Serbian The document on how to implement the new definitions of S, I and R are now available in Serbian (previously in English, Spanish and Czech). 2018/12/19
Warning Variable performance of the itraconazole agar in the azole resistance screening plate from VipCheck. 2018/12/13
Consultation on the 2019 Breakpoint tables (until 17 December) The final version of the 2019 EUCAST Breakpoint tables (v 9.0) will be published on 1 January, 2019. 2018/11/30
Rapid AST directly from positive blood culture bottles Methods, QC and breakpoints for rapid AST (reading inhibition zones after 4, 6 and 8 hours incubation) are now available. 2018/11/28
How to introduce the new definitions of S, I and R now available in English and Spanish 2018/11/15
Consultation on H.influenzae and breakpoints for piperacillintazobactam Consultation on H. influenzae and breakpoints for piperacillin-tazobactam - a proposed modification from 1 / 1 to 0.25 / 0.25 mg/L (open 7 November to 30 November, 2018). Comments submitted to scientific secretary John Turnidge. 2018/11/07
EUCAST Rapid AST directly from blood culture bottles 2018/11/06
Warning - meropenem in a Sensititre panel (DKMGN) 2018/11/06
New publication from the EUCAST AFST Subcommittee How to: EUCAST recommendations on the screening procedure E.Def 10.1 for the detection of azole resistance in Aspergillus fumigatus isolates using four-well azole-containing agar plates. J. Guinea, P.E. Verweij, J. Meletiadis, J.W. Mouton, F. Barchiesi, M.C. Arendrup 2018/10/29
Oral amoxicillin breakpoints for S. pneumoniae - consultation Consultation (24 Oct - 30 Nov) on oral amoxicillin breakpoints for Streptococcus pneumoniae. 2018/10/25
Consultation on proposed changes in tigecycline breakpoints 2018/10/22
Redefining susceptibility categories S, I and R, 2019. This presentation aims to explain to colleagues and laboratory staff the changes in the definitions of S, I and R and the consequences for reporting and surveillance. It also explains how to introduce the Area of Technical Uncertainty in laboratories. 2018/10/22
The Estonian EUCAST working group (NAV) has changed web-address. Estonial NAC-information updated. 2018/10/08
Consultation on breakpoint changes necessary in conjunction with introducing new definitions of S, I and R in the EUCAST breakpoint Table v 9.0 2018/10/04
Addendum: the warning against using gradient tests to confirm low-level vancomycin resistance in Enterococci now extended to encompass M.I.C.E 2018/08/16
Modified definitions of S, I and R The modified definitions of S, I and R are valid from 1 January, 2019. 2018/07/17
EUCAST system for antimicrobial abbreviation 2018/07/13
General Consultation on the revision of carbapenem breakpoints 2018/07/13
Warning against the use of gradient tests for confirming low level vancomycin resistance in Enterococci EUCAST together with the Norwegian Reference Laboratory issue a WARNING against the use of Etest™ (bioMérieux) and MTS™ (Liofilchem) for vancomycin MIC determination in Enterococcus faecalis and E. faecium with low-level vancomycin resistance. 2018/07/10
The ECOFF finder program is now available from the EUCAST website 2018/07/10
General Consultation Dosing and modes of administration EUCAST General Consultation on the validity of doses and modes of administration of antibacterial agents. 2018/07/06
The QC Tables for Antifungal susceptibilitytesting are updated The EUCAST subcommittee on antifungal susceptibility testing (EUCAST AFST) has updated the QC Tables. 2018/06/29
Files showing the validation of disk diffusion against MIC values have been updated. All files showing the correlation between EUCAST disk diffusion and broth microdilution MIC values have been update. Files for Aeromonas, Plesiomonas, Stenotrophomonas and Yersinia have been added. 2018/06/07
EUCAST AFST General Committee meeting 2018 - minutes 2018/05/30
EUCAST responses to comments on the proposal to modify definitions of S, I and R. EUCAST has proposed to modify the definitions of S, I and R and to remove the "buffering for technical uncertainty" hitherto a part of the definition of the intermediate category. EUCAST responses to comments on the 3rd consultation are now published. 2018/05/17