Impact of SARS-CoV-2 vaccination on monoclonal gammopathy of undetermined significance: results from the population-based iStopMM study

Robert Palmason; Elias Eythorsson; Sæmundur Rögnvaldsson; Sigrún Thorsteinsdóttir; Sara Ekberg; Michael Crowther; Elin Ruth Reed; Jon Þórir Oskarsson; Gudrun Asta Sigurdardottir; Thor Aspelund; Brynjar Vidarsson; Pall Torfi Onundarson; Bjarni Agnar Agnarsson; Margret Sigurdardottir; Ingunn Thorsteinsdottir; Signy Vala Sveinsdottir; Isleifur Olafsson; Asdis Rosa Thordardottir; Asbjorn Jonsson; Olafur S. Indridason; Gauti Gislason; Andri Olafsson; Jon Kristinn Sigurdsson; Hlif Steingrimsdottir; Thorir Einarsson Long; Malin Hultcrantz; Brian G.M. Durie; Stephen Harding; Ola Landgren; Runolfur Palsson; Thorvardur Jon Love; Sigurdur Yngvi Kristinsson

doi:10.1038/s41408-026-01487-x

Impact of SARS-CoV-2 vaccination on monoclonal gammopathy of undetermined significance: results from the population-based iStopMM study

Robert Palmason, Elias Eythorsson, Sæmundur Rögnvaldsson, Sigrún Thorsteinsdóttir, Sara Ekberg, Michael Crowther, Elin Ruth Reed, Jon Þórir Oskarsson, Gudrun Asta Sigurdardottir, Thor Aspelund, Brynjar Vidarsson, Pall Torfi Onundarson, Bjarni Agnar Agnarsson, Margret Sigurdardottir, Ingunn Thorsteinsdottir, Signy Vala Sveinsdottir, Isleifur Olafsson, Asdis Rosa Thordardottir, Asbjorn Jonsson, Olafur S. IndridasonGauti Gislason, Andri Olafsson, Jon Kristinn Sigurdsson, Hlif Steingrimsdottir, Thorir Einarsson Long, Malin Hultcrantz, Brian G.M. Durie, Stephen Harding, Ola Landgren, Runolfur Palsson, Thorvardur Jon Love, Sigurdur Yngvi Kristinsson^*

^*Corresponding author af dette arbejde

Afdeling for Blodsygdomme CKO

Originalsprog	Engelsk
Artikelnummer	73
Tidsskrift	Blood Cancer Journal
Vol/bind	16
Udgave nummer	1
ISSN	2044-5385
DOI	https://doi.org/10.1038/s41408-026-01487-x
Status	Udgivet - dec. 2026

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10.1038/s41408-026-01487-xLicens: CC BY

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Citationsformater

Palmason, R., Eythorsson, E., Rögnvaldsson, S., Thorsteinsdóttir, S., Ekberg, S., Crowther, M., Reed, E. R., Oskarsson, J. Þ., Sigurdardottir, G. A., Aspelund, T., Vidarsson, B., Onundarson, P. T., Agnarsson, B. A., Sigurdardottir, M., Thorsteinsdottir, I., Sveinsdottir, S. V., Olafsson, I., Thordardottir, A. R., Jonsson, A., ... Kristinsson, S. Y. (2026). Impact of SARS-CoV-2 vaccination on monoclonal gammopathy of undetermined significance: results from the population-based iStopMM study. Blood Cancer Journal, 16(1), Artikel 73. https://doi.org/10.1038/s41408-026-01487-x

Palmason, R, Eythorsson, E, Rögnvaldsson, S, Thorsteinsdóttir, S, Ekberg, S, Crowther, M, Reed, ER, Oskarsson, JÞ, Sigurdardottir, GA, Aspelund, T, Vidarsson, B, Onundarson, PT, Agnarsson, BA, Sigurdardottir, M, Thorsteinsdottir, I, Sveinsdottir, SV, Olafsson, I, Thordardottir, AR, Jonsson, A, Indridason, OS, Gislason, G, Olafsson, A, Sigurdsson, JK, Steingrimsdottir, H, Einarsson Long, T, Hultcrantz, M, Durie, BGM, Harding, S, Landgren, O, Palsson, R, Love, TJ & Kristinsson, SY 2026, 'Impact of SARS-CoV-2 vaccination on monoclonal gammopathy of undetermined significance: results from the population-based iStopMM study', Blood Cancer Journal, bind 16, nr. 1, 73. https://doi.org/10.1038/s41408-026-01487-x

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author = "Robert Palmason and Elias Eythorsson and S{\ae}mundur R{\"o}gnvaldsson and Sigr{\'u}n Thorsteinsd{\'o}ttir and Sara Ekberg and Michael Crowther and Reed, \{Elin Ruth\} and Oskarsson, \{Jon {\TH}{\'o}rir\} and Sigurdardottir, \{Gudrun Asta\} and Thor Aspelund and Brynjar Vidarsson and Onundarson, \{Pall Torfi\} and Agnarsson, \{Bjarni Agnar\} and Margret Sigurdardottir and Ingunn Thorsteinsdottir and Sveinsdottir, \{Signy Vala\} and Isleifur Olafsson and Thordardottir, \{Asdis Rosa\} and Asbjorn Jonsson and Indridason, \{Olafur S.\} and Gauti Gislason and Andri Olafsson and Sigurdsson, \{Jon Kristinn\} and Hlif Steingrimsdottir and \{Einarsson Long\}, Thorir and Malin Hultcrantz and Durie, \{Brian G.M.\} and Stephen Harding and Ola Landgren and Runolfur Palsson and Love, \{Thorvardur Jon\} and Kristinsson, \{Sigurdur Yngvi\}",

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AU - Thorsteinsdóttir, Sigrún

AU - Ekberg, Sara

AU - Crowther, Michael

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AU - Sigurdardottir, Gudrun Asta

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AU - Onundarson, Pall Torfi

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AU - Thorsteinsdottir, Ingunn

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AU - Thordardottir, Asdis Rosa

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AU - Indridason, Olafur S.

AU - Gislason, Gauti

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AU - Sigurdsson, Jon Kristinn

AU - Steingrimsdottir, Hlif

AU - Einarsson Long, Thorir

AU - Hultcrantz, Malin

AU - Durie, Brian G.M.

AU - Harding, Stephen

AU - Landgren, Ola

AU - Palsson, Runolfur

AU - Love, Thorvardur Jon

AU - Kristinsson, Sigurdur Yngvi

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