If you still need the specific text for historical reference or specific compliance:
M22-A3 is a revision of the previous M22-A2 standard. It includes updated information, such as the addition of 27 "exempt" media based on survey data from the College of American Pathologists (CAP). The Core Premise: Proven Reliability
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and standardized inoculation methods to ensure consistent results across different laboratories. Impact on Laboratory Efficiency The implementation of M22-A3 has significantly reduced the time and financial burden
Following M22-A3 allows laboratories to streamline their workflow by reducing redundant testing on reliable, commercially prepared products. This saves time and resources while maintaining a high standard of patient care by ensuring that culture results are accurate and reproducible. If you still need the specific text for
The standard ensures that media purchased from vendors performs consistently to support the growth of fastidious organisms and the inhibition of non-target organisms, as intended.
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For US laboratories governed by the Clinical Laboratory Improvement Amendments (CLIA) of 1988, . As of January 2016, the Centers for Medicare & Medicaid Services no longer recognizes the categories of "exempt" and "nonexempt" media for QC purposes, instead directing laboratories to develop an Individualized Quality Control Plan (IQCP) or follow basic CLIA quality assurance regulations.
: An additional 27 media types were added to the list of products exempt from routine user quality control. Failure Rate Threshold : It established an acceptable failure rate of for exempt media. Defined Responsibilities