Publications by authors named "Helle Hager"

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Woman in her 40s with bloody vomit and muscle and joint pain.
Tore Stenstad, Helle Borgstrøm Hager, Martin Paulson, Øystein Sverdrup

Tidsskr Nor Laegeforen· August 2025

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Reference intervals for holotranscobalamin and total vitamin B12 in 6-12-year-old children in Norway: the Health Oriented Pedagogical Project (HOPP).
Martin Frank Strand, Helle Borgstrøm Hager, Per Morten Fredriksen, Morten Lindberg

Scand J Clin Lab Invest· April 2025

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Breastfed Infants With Spells, Tremor, or Irritability: Rule Out Vitamin B12 Deficiency.
Ulf Wike Ljungblad, Henriette Astrup, Lars Mørkrid, Helle Borgstrøm Hager, Morten Lindberg

Pediatr Neurol· June 2022

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The prevalence and clinical relevance of hyperhomocysteinemia suggesting vitamin B12 deficiency in presumed healthy infants.
Ulf Wike Ljungblad, Henriette Paulsen, Lars Mørkrid, Rolf D Pettersen, Helle Borgstrøm Hager

Eur J Paediatr Neurol· November 2021

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Brown serum.
Helle Borgstrøm Hager, Magnus Moksnes, Mette Brokner

Tidsskr Nor Laegeforen· October 2021

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Falsely markedly elevated 25-hydroxyvitamin D in patients with monoclonal gammopathies.
Helle Borgstrøm Hager, Nils Bolstad, David J Warren, Marianne Vindal Ness, Birgitte Seierstad

Clin Chem Lab Med· March 2021

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[Injections to treat vitamin B12 deficiency are unnecessary].
Jon Haffner, Helle Borgstrøm Hager, Per Ole Iversen, Emil Nyquist

Tidsskr Nor Laegeforen· October 2018

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A neonate presenting with jaundice, anemia, and thrombocytopenia.
Helle Borgstrøm Hager, Mari Tjernsmo Andersen

Blood· April 2018

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Intensive educational efforts combined with external quality assessment improve the preanalytical phase in general practitioner offices and nursing homes.
Una Ørvim Sølvik, Wenche Iren Bjelkarøy, Kari van den Berg, Anne Lise Saga, Helle Borgstrøm Hager

Clin Chem Lab Med· October 2017

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Biological variation of holotranscobalamin and cobalamin in healthy individuals.
Mette Brokner, Helle Borgstrøm Hager, Morten Lindberg

Scand J Clin Lab Invest· October 2017

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A woman in her 60s with large thrombotic masses in the aorta.
Helle Borgstrøm Hager, Emil Nyquist, Russell Allen Jacobsen, Anders Mikael Hager

Tidsskr Nor Laegeforen· November 2015

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[Notification of highly deviant biochemical analysis results].
Kristin M Aakre, Gunhild Garmo Hov, Øyvind Skadberg, Armin Piehler, Sonia Distante, Helle B Hager

Tidsskr Nor Laegeforen· November 2013

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Notification of highly abnormal laboratory results to doctors outside hospitals.
Kristin M Aakre, Gunhild Garmo Hov, Oyvind Skadberg, Armin Piehler, Sonia Distante, Helle B Hager

Tidsskr Nor Laegeforen· November 2013

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Low serum creatinine is associated with type 2 diabetes in morbidly obese women and men: a cross-sectional study.
Jøran Hjelmesæth, Jo Røislien, Njord Nordstrand, Dag Hofsø, Helle Hager

BMC Endocr Disord· April 2010

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Fasting plasma glucose in the screening for type 2 diabetes in morbidly obese subjects.
Dag Hofsø, Trond Jenssen, Helle Hager, Jo Røislien, Jøran Hjelmesaeth

Obes Surg· March 2010

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Validation of the Hemo_Control instrument for determination of B-haemoglobin concentration in primary health care.
Kristin Aakre, Yngve Bliksrud, Bess Frøyshov, Helle Hager, Anne Hansen

Scand J Clin Lab Invest· February 2010

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[Trends in the diagnosis and management of neonatal hyperbilirubinaemia].
Andreas Tønne, Alf Meberg, Helle Borgstrøm Hager

Tidsskr Nor Laegeforen· January 2010

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Anthropometric characteristics and type 2 diabetes in extremely obese Caucasian subjects: a cross-sectional study.
Dag Hofsø, Trond Jenssen, Jens Bollerslev, Jo Røislien, Helle Hager

Diabetes Res Clin Pract· October 2009

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Inflammatory mediators in morbidly obese subjects: associations with glucose abnormalities and changes after oral glucose.
Dag Hofsø, Thor Ueland, Helle Hager, Trond Jenssen, Jens Bollerslev

Eur J Endocrinol· September 2009

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Parathyroid hormone, but not vitamin D, is associated with the metabolic syndrome in morbidly obese women and men: a cross-sectional study.
Jøran Hjelmesaeth, Dag Hofsø, Erlend T Aasheim, Trond Jenssen, Johan Moan, Helle Hager

Cardiovasc Diabetol· February 2009

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