Lot-to-lot variation: no longer a neglected issue Mario Plebani, Martina Zaninotto Health Technology Assessment to assess value of biomarkers in the decision-making process Simona Ferraro, Elia Mario Biganzoli, Silvana Castaldi, Mario Plebani Diagnostic performance of the fully automated Roche Elecsys SARS-CoV-2 antigen electrochemiluminescence immunoassay: a pooled analysis Giuseppe Lippi, Brandon M. Henry, Khosrow Adeli Preanalytical quality improvement – an interdisciplinary journey Janne Cadamuro, Geoffrey Baird, Gabriele Baumann, Karin Bolenius, Michael Cornes, Mercedes Ibarz, Tom Lewis, Gabriel Lima-Oliveira, Giuseppe Lippi, Mario Plebani, Ana-Maria Simundic, Alexander von Meyer, on behalf of the European Federation for Clinical Chemistry and Laboratory Medicine (EFLM) Working Group for Preanalytical Phase (WG-PRE) Metrological traceability and clinical traceability of laboratory results – the role of commutability in External Quality Assurance Graham R.D. Jones, Vincent Delatour, Tony Badrick Lot-to-lot reagent verification: challenges and possible solutions Tze Ping Loh, Sverre Sandberg, Andrea Rita Horvath An approach for determining allowable between reagent lot variation Marith van Schrojenstein Lantman, Hikmet Can Çubukçu, Guilaine Boursier, Mauro Panteghini, Francisco A. Bernabeu-Andreu, Neda Milinkovic, Pika Mesko Brguljan, Solveig Linko, Duilio Brugnoni, Ruth O’Kelly, Christos Kroupis, Maria Lohmander, Luděk Šprongl, Florent Vanstapel, Marc Thelen, on behalf of the European Federation of Clinical Chemistry, Laboratory Medicine EFLM Working Group Accreditation, ISO/CEN standards WG-A/ISO Introduction of BD Vacutainer® Barricor™ tubes in clinical biobanking and application of amino acid and cytokine quality indicators to Barricor plasma Nadine Knutti, Sophie Neugebauer, Franziska Scherr, Conny Mathay, Monica Marchese, Estelle Henry, Julia Palm, Fay Betsou, Michael Kiehntopf Delays during PBMC isolation have a moderate effect on yield, but severly compromise cell viability Tanja Golke, Patrick Mucher, Patricia Schmidt, Astrid Radakovics, Manuela Repl, Philipp Hofer, Thomas Perkmann, Martina Fondi, Klaus G. Schmetterer, Helmuth Haslacher Investigation of the effects of pneumatic tube transport system on routine biochemistry, hematology, and coagulation tests in Ankara City Hospital Emine F. Yurt, Filiz Akbiyik, Cemile Bicer Comparison of three different protocols for obtaining hemolysis Nora Nikolac Gabaj, Marijana Miler, Alen Vrtaric, Ivana Celap, Marina Bocan, Petra Filipi, Vanja Radisic Biljak, Ana-Maria Simundic, Vesna Supak Smolcic, Marija Kocijancic Report from the HarmoSter study: impact of calibration on comparability of LC-MS/MS measurement of circulating cortisol, 17OH-progesterone and aldosterone Flaminia Fanelli, Marco Cantù, Anastasia Temchenko, Marco Mezzullo, Johanna M. Lindner, Mirko Peitzsch, James M. Hawley, Stephen Bruce, Pierre-Alain Binz, Mariette T. Ackermans, Annemieke C. Heijboer, Jody Van den Ouweland, Daniel Koeppl, Elena Nardi, Finlay MacKenzie, Manfred Rauh, Graeme Eisenhofer, Brian G. Keevil, Michael Vogeser, Uberto Pagotto Point-of-care testing in primary healthcare: a scoring system to determine the frequency of performing internal quality control Gro Gidske, Sverre Sandberg, Anne L. Fossum, Stein Binder, Eva C. Langsjøen, Anne E. Solsvik, Anne Stavelin The flagging features of the Sysmex XN-10 analyser for detecting platelet clumps and the impacts of platelet clumps on complete blood count parameters Peng Xu, Kui Fang, Xiling Chen, Yangruiqi Liu, Zheqing Dong, Ji Zhu, Keda Lu Thyroglobulin and thyroglobulin antibodies: assay-dependent management consequences in patients with differentiated thyroid carcinoma Caroline M.J. van Kinschot, Robin P. Peeters, Sjoerd A.A. van den Berg, Frederik A. Verburg, Charlotte van Noord, Tessa M. van Ginhoven, W. Edward Visser Hyris bCUBE SARS-CoV-2 rapid molecular saliva testing: a POCT innovation on its way Andrea Padoan, Chiara Cosma, Ada Aita, Filippo Navaglia, Daniela Basso, Gianfranco Giannella, Mario Plebani Ultrasensitive assay for saliva-based SARS-CoV-2 antigen detection Annie Ren, Dorsa Sohaei, Antigona Ulndreaj, Oscar D. Pons-Belda, Amaia Fernandez-Uriarte, Ioannis Zacharioudakis, George B. Sigal, Martin Stengelin, Anu Mathew, Christopher Campbell, Nikhil Padmanabhan, Daniel Romero, Jessica Joe, Antoninus Soosaipillai, Vathany Kulasingam, Tony Mazzulli, Xinliu A. Li, Allison McGeer, Eleftherios P. Diamandis, Ioannis Prassas Identification of contagious SARS-CoV-2 infected individuals by Roche’s Rapid Antigen Test Harald H. Kessler, Florian Prüller, Melina Hardt, Evelyn Stelzl, Esther Föderl-Höbenreich, Sabine Pailer, Andreas Lueger, Philipp Kreuzer, Kurt Zatloukal, Markus Herrmann Monocyte distribution width (MDW) as a screening tool for early detecting sepsis: a systematic review and meta-analysis Luisa Agnello, Matteo Vidali, Bruna Lo Sasso, Rosaria Vincenza Giglio, Caterina Maria Gambino, Concetta Scazzone, Anna Maria Ciaccio, Giulia Bivona, Marcello Ciaccio Perinatal asphyxia partly affects presepsin urine levels in non-infected term infants Valentina Botondi, Alice Pirra, Mariachiara Strozzi, Marika Perrotta, Danilo A.W. Gavilanes, Laura Di Ricco, Cynzia Spagnuolo, Antonio Maconi, Andrea Rocchetti, Laura Mazzucco, Valeria Balbo, Federico Schena, Giuseppina Stellitano, Arianna Oddi, Andrea Dotta, Iliana Bersani, Andrea Sannia, Chiara Peila, Enrico Bertino, Ines Bianco, Alessandra Gambi, Rocco Mangifesta, Diego Gazzolo Spurious results for total and free prostate-specific antigen (PSA); sometimes really “a riddle wrapped in a mystery inside an enigma” Romolo Marco Dorizzi, Paolo Maltoni, Claudio Sgarzani, Monica Torello, Francesco Montanari Reply to: Spurious results for total and free prostate-specific antigen (PSA); sometimes really “a riddle wrapped in a mystery inside an enigma” Simona Ferraro, Elia Mario Biganzoli, Mario Plebani Spike vs. nucleocapsid serum antigens for COVID-19 diagnosis and severity assessment Julien Favresse, Jean-Louis Bayart, Clara David, Marie Didembourg, Constant Gillot, Jean-Michel Dogné, Jonathan Douxfils A rapid semi-quantitative test for determination of SARS-CoV-2 antibody levels Francesco Broccolo, Silvia Fabris, Massimo Ciccozzi, Mario Plebani Diagnostic potential of leukocyte differential and cell population data in prediction of COVID-19 among related viral and bacterial infections at Emergency Department Eloísa Urrechaga, Cristina Ponga, Mónica Fernández, Pedro Pablo España, Rana Zeeshan Haider, Urko Aguirre Added value of drug-laboratory test interaction alerts in test result authorisation Jasmijn A. van Balveren, Wilhelmine P.H.G. Verboeket-van de Venne, Carine J.M. Doggen, Lale Erdem-Eraslan, Albert J. de Graaf, Johannes G. Krabbe, Ruben E.A. Musson, Wytze P. Oosterhuis, Yolanda B. de Rijke, Heleen van der Sijs, Andrei N. Tintu, Rolf J. Verheul, Rein M.J. Hoedemakers, Ron Kusters Pre-analytical considerations for the analysis of uracil and 5,6-dihydrouracil in heparin plasma Sara Capiau, Anniek Van Landschoot, Tim Reyns, Hedwig Stepman Rare unstable and low oxygen affinity haemoglobin variant, Hb Hazebrouck, detected on Sysmex XN-9000 Anne-Sophie Adam, Sara Benyaich, Martin Colard, Fleur Samantha Benghiat, Frédéric Cotton, Béatrice Gulbis Multicancer early detectionEric A. Klein, Tomasz M. Beer, Michael Seiden |