Photo of Gudjon Elvar Theodorsson

Gudjon Elvar Theodorsson

Professor Emerita

Studies the neuroendocrinology of regulatory peptides and steroid hormones and is engaged in metrology.

Presentation

I did my medical training in Iceland and Norway, graduate education at the Karolinska Institute and specialist training in Clinical Chemistry at Karolinska Hospital in Stockholm, Sweden.

Appointed professor of Neurochemistry at Linköping University in 1995, I currently has h-index of 64 (ISI).

Consultant work in general clinical chemistry, endocrinology, haematology and quality management and head of Laboratory medicine at Region Östergötland 1996-2001.

I have served as president of the section and of the board of U.E.M.S. Medical Biopathology and as chair of the Scientific committee of the European Federation of Clinical Chemistry and Laboratory Medicine (EFLM).

I am a member of the JCTLM Working Group on Traceability, Education and Promotion (WG-TEP) and a Swedish national representative to Eurachem.


Publications

Latest publications

2026

Wytze P. Oosterhuis, Abdurrahman Coskun, Sverre Sandberg, Parvana Mikailova, Elvar Theodorsson (2026) Measurement uncertainty for practical use-applied in hematology Clinica Chimica Acta, Vol. 578, Article 120546 (Article in journal) Continue to DOI

2025

Eirik Asen Roys, Kristin Viste, Christopher-John Farrell, Ralf Kellmann, Bashir Alaour, Marit Sverresdotter Sylte, Janniche Torsvik, Heidi Strand, Michael Marber, Torbjorn Omland, Elvar Theodorsson, Graham Ross Dallas Jones, Kristin Moberg Aakre (2025) A Parametric Empirical Bayes Approach to Personalized Reference Intervals and Reference Change Values Clinical Chemistry (Article in journal) Continue to DOI
Tony Badrick, Joe M. El-Khoury, Elvar Theodorsson (2025) Laboratory reference intervals - history and modern approaches for improved utility Scandinavian Journal of Clinical and Laboratory Investigation (Article, review/survey) Continue to DOI
Hamit Hakan Alp, Mai Thi Chi Tran, Corey Markus, Chung Shun Ho, Tze Ping Loh, Rosita Zakaria, Brian R. Cooke, Elvar Theodorsson, Ronda F. Greaves (2025) Clinical vs. statistical significance: considerations for clinical laboratories Clinical Chemistry and Laboratory Medicine (Article in journal) Continue to DOI
Fredrik Iredahl, Elvar Theodorsson, Mike Jones, Tomas Faresjö, Åshild Olsen Faresjö (2025) Non-support from the immediate boss is associated with stress and unsafety at work Frontiers in Public Health, Vol. 13, Article 1416609 (Article in journal) Continue to DOI

Organisation