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CLSI Press Releases

CLSI is your source for laboratory standards news and information.

Find important updates, industry news, and information on CLSI’s upcoming events. Check out past CLSI press releases, upcoming Committees Week, and newsworthy items.

CLSI Publishes New Edition of NBS01—Dried Blood Spot Specimen Collection for Newborn Screening

April 29, 2021

The Clinical and Laboratory Standards Institute (CLSI) has published the 7th edition of NBS01—Dried Blood Spot Specimen Collection for Newborn Screening. NBS01 provides descriptive, stepwise processes and procedures for collecting blood spot specimens for newborn screening. This standard was developed and continues to be updated to promote uniform practices for demographic newborn data and specimen collection. An expanded appendix section provides additional images and descriptions of unacceptable blood spot specimens.

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CLSI Publishes New Edition of M54—Principles and Procedures for Detection and Culture of Fungi in Clinical Specimens

January 18, 2021

The Clinical and Laboratory Standards Institute (CLSI) has published the second edition of M54—Principles and Procedures for Detection and Culture of Fungi in Clinical Specimens. This guideline describes recommended processes for plating and examining fungal cultures as well as principles and procedures for the direct detection of fungi in clinical specimens, including criteria for performing and interpreting direct microscopic examinations. Safety considerations unique to mycology laboratories and a discussion of appropriate levels of laboratory service (eg, when to refer samples to more experienced laboratories) are highlighted.

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CLSI Publishes New Edition of EP06—Evaluation of Linearity of Quantitative Measurement Procedures

December 15, 2020

The Clinical and Laboratory Standards Institute (CLSI) has published the 2nd Edition of EP06—Evaluation of Linearity of Quantitative Measurement Procedures. EP06 is intended to provide both manufacturers and users of quantitative measurement procedures with an economical and user-friendly method of validating and verifying the linearity interval. This guideline also can be used to determine the extent to which a quantitative measurement procedure meets medical requirements or the manufacturer’s linearity interval claims.

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CLSI Publishes New Edition of QMS20—The Cost of Quality in Medical Laboratories

November 19, 2020

The Clinical and Laboratory Standards Institute (CLSI) has published QMS20—The Cost of Quality in Medical Laboratories, 2nd Edition. This guideline describes quality costs in laboratory expenditures (including prevention, appraisal, internal failure, and external failure costs) and suggests ways that laboratories can apply this information to continually improve their processes, services, and financial performance.

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CLSI Publishes New Edition of GP42—Collection of Capillary Blood Specimens, 7th Edition

September 25, 2020

The Clinical and Laboratory Standards Institute (CLSI) has published GP42—Collection of Capillary Blood Specimens, 7th Edition. GP42 provides procedures for collection of capillary blood specimens that contribute to the accuracy of the results and the safety of the patient and the health care professional. Specifications for collection sites, puncture depth, and disposable devices used to collect, process, and transfer capillary blood specimens are also included.

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