Discrepancies in PSA values among laboratories: the case of a traveling patient

Articles in the same Issue

1. Frontmatter
2. Editorial
3. Developments in reference measurement systems for C-reactive protein and the importance of maintaining currently used clinical decision-making criteria
4. Review
5. Why C-reactive protein is one of the most requested tests in clinical laboratories?
6. Mini Reviews
7. C-reactive protein and clinical outcome in COVID-19 patients: the importance of harmonized measurements
8. Current performance of C-reactive protein determination and derivation of quality specifications for its measurement uncertainty
9. Opinion Papers
10. Implementing metrological traceability of C-reactive protein measurements: consensus summary from the Joint Committee for Traceability in Laboratory Medicine Workshop
11. Analytical performance specifications for the measurement uncertainty of 24,25-dihydroxyvitamin D examinations
12. A new door to a different world: opportunities from the metaverse and the raise of meta-medical laboratories
13. Guidelines and Recommendations
14. Point-of-care testing performed by healthcare professionals outside the hospital setting: consensus based recommendations from the IFCC Committee on Point-of-Care Testing (IFCC C-POCT)
15. General Clinical Chemistry and Laboratory Medicine
16. Effects of storage conditions on the stability of blood-based markers for the diagnosis of Alzheimer’s disease
17. Long-term stability of thyroid peroxidase antibody (anti-TPO) in serum in the Danish General Suburban Population Study
18. Exploration of suitable external quality assessment materials for serum C-peptide measurement
19. Description and validation of an equilibrium dialysis ID-LC-MS/MS candidate reference measurement procedure for free thyroxine in human serum
20. Evaluation of testosterone, estradiol and progesterone immunoassay calibrators by liquid chromatography mass spectrometry
21. Lack of comparability of immunoassays for rheumatoid factor isotypes
22. Validation of ELISA assays for the calculation of FLC indices for the diagnosis of intrathecal immunoglobulin synthesis
23. First-trimester screening for Down syndrome using quadruple maternal biochemical markers
24. Dipeptidyl peptidase 4 (DPP4) in fecal samples: validation of the extraction methodology and stability in short-term storage conditions
25. Cardiovascular Diseases
26. Interlaboratory variation for NT-proBNP among Swedish laboratories in an external quality program 2011–2021
27. Infectious Diseases
28. SARS-CoV-2 specific T-cell humoral response assessment after COVID-19 vaccination using a rapid direct real-time PCR amplification
29. Efficiency evaluation of a SARS-CoV-2 diagnostic strategy combining high throughput quantitative antigen immunoassay and real time PCR
30. Peri-infection titers of neutralizing and binding antibodies as a predictor of COVID-19 breakthrough infections in vaccinated healthcare professionals: importance of the timing
31. Letters to the Editor
32. Pooled analysis of laboratory-based SARS-CoV-2 antigen immunoassays
33. Cost-effectiveness analysis of different COVID-19 screening strategies based on rapid or laboratory-based SARS-CoV-2 antigen testing
34. Early kinetics of cellular immunity in recipients of bivalent BNT162b2 vaccine: a proof-of-concept study
35. Impact of switching total bilirubin assays on the classification of neonates at high risk for hyperbilirubinemia
36. Discrepancies in PSA values among laboratories: the case of a traveling patient
37. Measurement of amyloid-β 1–42 in cerebrospinal fluid: a comparison of the second generation Elecsys and INNOTEST