Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Karl A. Ness"'
Autor:
Elizabeth R. Sutterer, Nicole M. Herrli, Daniel J. Figdore, Alicia Algeciras-Schimnich, Joshua A. Bornhorst, Erica M. Fatica, Tifani L. Flieth, Karl M. Ness, Paola Ramos
Publikováno v:
Clinical biochemistry. 87
Objectives Bovine alkaline phosphatase (BALP) mediated interference is a potential issue in the Beckman Access unconjugated estriol (uE3) assay. As the uE3 assay is a component of second trimester maternal serum screening characterizing this interfer
Publikováno v:
Clinical biochemistry. 50(13-14)
Background Verification of new reagent lots is a required laboratory task. The Clinical and Laboratory Standards Institute (CLSI) EP26-A guideline provides a lot-to-lot verification protocol to detect significant changes in test performance. The aim
Publikováno v:
American Journal of Clinical Pathology. 152:S88-S88
Introduction The CLSI EP15-A3 guideline “User Verification of Precision and Estimation of Bias” provides a simple experimental approach to estimate a method’s imprecision and bias. The objective is to determine if the laboratory precision perfo
Publikováno v:
Clinical Biochemistry. 46:814-818
Objectives Tumor marker analysis in ascites has been proposed as a measure to aid in the diagnosis of malignancy. The objectives of this study were to establish tumor marker cut-offs and determine the diagnostic performance of measuring CEA, CA 19-9
Publikováno v:
American Journal of Clinical Pathology. 143:A028-A028
Verification of reagent lot performance prior to clinical use is not only good laboratory practice, but a regulatory requirement. Recently, the Clinical and Laboratory Standards Institute (CLSI) published the EP26-A guideline, User Evaluation of Betw
Autor:
Karl M. Ness, Michael A. Lasho, Stefan K.G. Grebe, Lynn A. Cheryk, Alicia Algeciras-Schimnich
Publikováno v:
Thyroid. 21:813-814
Dear Editor: Approximately 25% of thyroid cancer patients have circulating antithyroglobulin autoantibodies (anti-TgAB), which can cause false-low interference in Tg assays (1). It is therefore recommended that all Tg measurements are accompanied by