'Macro transcobalamin causing raised vitamin B12

Autor: Sjoerd N. Duim, L. Tom Vlasveld, Stephanie T.P. Mezger, Alma M.A. Mingels, Christian R.B. Ramakers, Douwe de Boer, Sandra G. Heil, Ebba Nexo, André P. van Rossum

Publikováno v: Annals of Clinical Biochemistry, 59(4), 302-307. SAGE Publications Ltd
Annals of Clinical Biochemistry, 59(4):00045632221087132, 302-307. SAGE Publications Inc.
Duim, S N, Vlasveld, L T, Mezger, S T P, Mingels, A M A, Ramakers, C R B, de Boer, D, Heil, S G, Nexo, E & van Rossum, A P 2022, ' “Macro transcobalamin causing raised vitamin B12 : Case-based laboratory investigation" ', Annals of Clinical Biochemistry, vol. 59, no. 4, pp. 302-307 . https://doi.org/10.1177/00045632221087132

Determination of plasma vitamin B12 (B12) is a frequently requested laboratory analysis, mainly employed to establish B12 deficiency. However, an increased level of B12 is a common unexpected finding that may be related to an increased concentration

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::19d83349e7c45166a69ceb4879bc7a21
http://www.scopus.com/inward/record.url?scp=85130012797&partnerID=8YFLogxK

Twenty Years of Ferroportin Disease: A Review or An Update of Published Clinical, Biochemical, Molecular, and Functional Features

Autor: L. Tom Vlasveld, Roel Janssen, Edouard Bardou-Jacquet, Hanka Venselaar, Houda Hamdi-Roze, Hal Drakesmith, Dorine W. Swinkels

Publikováno v: Pharmaceuticals, Vol 12, Iss 3, p 132 (2019)

Iron overloading disorders linked to mutations in ferroportin have diverse phenotypes in vivo, and the effects of mutations on ferroportin in vitro range from loss of function (LOF) to gain of function (GOF) with hepcidin resistance. We reviewed 359

Externí odkaz: https://doaj.org/article/272b1b18cc874fa695a4194c670e34d3

Introduction of a new cobalamin (vitamin B12) assay: lessons from a flawed validation study

Autor: L. Tom Vlasveld, Michael A. Fouraux, François M. Verheijen, André P. van Rossum, Ad Castel, Jacqueline M. T. Klein Gunnewiek

Publikováno v: cclm. 49:105-109

Background: Plasma vitamin B12 [cobalamin (Cbl)] concentrations are usually measured as a screening marker for vitamin B12 deficiency. Siemens Healthcare Diagnostics has introduced Cbl assays for various platforms, i.e., the immulite (IML) 2000 and 2

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1be45b11361eafd008c63e83f242af89
https://doi.org/10.1515/cclm.2011.017

No increased mortality risk in older persons with unexplained anaemia

Autor: Jorien M. Willems, Wendy P. J. den Elzen, Gerard J. Blauw, Jacobijn Gussekloo, Anton J. M. de Craen, Rudi G. J. Westendorp, L. Tom Vlasveld

Publikováno v: None

Background: in older persons, anaemia is associated with a number of unfavourable outcomes. In approximately 30% of older persons with anaemia, the cause of the anaemia is unexplained. We assessed the clinical differences between subjects with explai

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::858145d79496a4e0b4e090215035d2b7
https://hdl.handle.net/1887/118694

[The diagnostic value of NT-proBNP in heart failure: in depth analysis]

Autor: André P, van Rossum, L Tom, Vlasveld, Lianne S M, Boesten

Publikováno v: Nederlands tijdschrift voor geneeskunde. 155

A 77-year-old man with dyspnoea was suspected to have a decompensatio cordis by the general practitioner. A diuretic was prescribed. Additional radiological and laboratory investigation (e.g. natriuretic peptides and D-dimers) showed pulmonary emboli

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::649cf0cab64d174a9e552cff2409f2ca
https://pubmed.ncbi.nlm.nih.gov/21447210