CLSI M02-A12 and M100-S27 Package

M02-A12: Performance Standards for Antimicrobial Disk Susceptibility Tests; Approved Standard – Twelfth Edition

This document contains the current Clinical and Laboratory Standards Institute-recommended methods for disk susceptibility testing, criteria for quality control testing, and updated tables for interpretive zone diameters.

M100-S27: Performance Standards for Antimicrobial Susceptibility Testing; Twenty Seventh Informational Supplement

This document provides updated tables for the Clinical and Laboratory Standards Institute antimicrobial susceptibility testing standards M02-A12, M07-A10, and M11-A8.

Clinicians depend heavily on information from the clinical microbiology laboratory for treatment of their seriously ill patients. The clinical importance of antimicrobial susceptibility test results requires that these tests be performed under optimal conditions and that laboratories have the capability to provide results for the newest antimicrobial agents.

The tabular information presented here represents the most current information for drug selection, interpretation, and quality control using the procedures standardized in the most current editions of M02, M07, and M11.