Volume 187, Issue 6 pp. 1017-1019
Research letter

Nailfold videocapillaroscopy and serum vascular endothelial growth factor in probable COVID-19-induced chilblains: a cross-sectional study to assess microvascular impairment

Yora Mostmans

Corresponding Author

Yora Mostmans

Department of Immunology and Allergology (CIA), Centre Hospitalier Universitaire (CHU) Brugmann, Université Libre de Bruxelles (ULB), Van Gehuchten plein 4, Brussels, Belgium

Department of Dermatology, Centre Hospitalier Universitaire (CHU) Brugmann, Université Libre de Bruxelles (ULB), Van Gehuchten plein 4, Brussels, Belgium

Email: [email protected]

Contribution: Conceptualization (lead), Data curation (lead), Formal analysis (lead), Funding acquisition (lead), ​Investigation (lead), Methodology (lead), Project administration (lead), Resources (lead), Software (lead), Supervision (lead), Validation (lead), Visualization (lead), Writing - original draft (lead), Writing - review & editing (lead)

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Vanessa Smith

Vanessa Smith

Department of Internal Medicine, Ghent University, Ghent, Belgium

Department of Rheumatology, Ghent University Hospital, Ghent, Belgium

Unit for Molecular Immunology and Inflammation, VIB Inflammation Research Center (IRC), Ghent, Belgium

Contribution: Data curation (supporting), ​Investigation (supporting), Methodology (supporting), Project administration (supporting), Resources (lead), Supervision (supporting), Validation (supporting), Visualization (supporting), Writing - original draft (supporting), Writing - review & editing (supporting)

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Maurizio Cutolo

Maurizio Cutolo

Research Laboratory and Division of Clinical Rheumatology, Department of Internal Medicine, University of Genoa, Genoa, Italy

Contribution: Data curation (supporting), ​Investigation (supporting), Methodology (supporting), Project administration (supporting), Supervision (supporting), Writing - original draft (supporting), Writing - review & editing (supporting)

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Karin Melsens

Karin Melsens

Department of Internal Medicine, Ghent University, Ghent, Belgium

Department of Rheumatology, Ghent University Hospital, Ghent, Belgium

Unit for Molecular Immunology and Inflammation, VIB Inflammation Research Center (IRC), Ghent, Belgium

Contribution: Data curation (supporting), ​Investigation (supporting), Methodology (supporting), Project administration (supporting), Resources (supporting), Software (supporting), Validation (supporting), Writing - original draft (supporting), Writing - review & editing (supporting)

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Salomé Battist

Salomé Battist

Department of Internalmedicine, Université Libre de Bruxelles (ULB), Route de Lennik, 808 Brussels, Belgium

Contribution: Data curation (supporting), Formal analysis (supporting), ​Investigation (supporting), Methodology (supporting), Project administration (supporting), Resources (supporting), Software (supporting), Writing - review & editing (supporting)

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Asma Benslimane

Asma Benslimane

Department of Immunology, Laboratoire Hospitalier Universitaire deBruxelles – Universitair Laboratorium Brussels (LHUB-ULB), Route de Lennik, 808 Brussels, Belgium

Contribution: Data curation (supporting), Formal analysis (supporting), ​Investigation (supporting), Methodology (supporting), Resources (supporting), Writing - review & editing (supporting)

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Francis Corazza

Francis Corazza

Department of Immunology, Laboratoire Hospitalier Universitaire deBruxelles – Universitair Laboratorium Brussels (LHUB-ULB), Route de Lennik, 808 Brussels, Belgium

Contribution: Conceptualization (supporting), Data curation (supporting), Formal analysis (supporting), Methodology (supporting), Resources (supporting), Supervision (supporting), Validation (supporting), Writing - review & editing (supporting)

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Bertrand Richert

Bertrand Richert

Department of Dermatology, Centre Hospitalier Universitaire (CHU) Brugmann, Université Libre de Bruxelles (ULB), Van Gehuchten plein 4, Brussels, Belgium

Department of Dermatology, Centre Hospitalier Universitaire (CHU) Saint-Pierre, Université Libre de Bruxelles (ULB), Van Gehuchten plein 4, Brussels, Belgium

Contribution: Conceptualization (supporting), Data curation (supporting), Formal analysis (supporting), Methodology (supporting), Resources (supporting), Supervision (supporting), Validation (supporting), Writing - review & editing (supporting)

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Olivier Michel

Olivier Michel

Department of Immunology and Allergology (CIA), Centre Hospitalier Universitaire (CHU) Brugmann, Université Libre de Bruxelles (ULB), Van Gehuchten plein 4, Brussels, Belgium

Contribution: Data curation (supporting), Formal analysis (supporting), ​Investigation (supporting), Methodology (supporting), Project administration (supporting), Resources (supporting), Software (supporting), Supervision (supporting), Validation (supporting), Writing - original draft (supporting), Writing - review & editing (supporting)

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Athanassios Kolivras

Athanassios Kolivras

Department of Dermatology, Centre Hospitalier Universitaire (CHU) Saint-Pierre, Université Libre de Bruxelles (ULB), Van Gehuchten plein 4, Brussels, Belgium

Contribution: Conceptualization (supporting), Data curation (supporting), Formal analysis (supporting), ​Investigation (supporting), Methodology (supporting), Project administration (supporting), Resources (supporting), Supervision (supporting), Validation (supporting), Writing - original draft (supporting), Writing - review & editing (supporting)

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First published: 02 August 2022

Funding sources: Y.M. has received a grant from The Brugmann Foundation for scientific research in chronic urticaria.

Conflicts of interest: V.S. is a Senior Clinical Investigator of the Research Foundation - Flanders (Belgium) (FWO) (1·8·029.20N). V.S. is supported by an unrestricted educational chair on systemic sclerosis of Janssen-Cilag NV. V.S. has received grant/research support from the Belgian Fund for Scientific Research in Rheumatic Diseases (FWRO) and Boehringer-Ingelheim Pharma GmbH; consulting fees were provided by Boehringer-Ingelheim GmbH and Janssen-Cilag NV; speaker fees were provided by UCB Biopharma Sprl, Boehringer-Ingelheim GmbH, Janssen-Cilag NV and Actelion Pharmaceuticals.

Data availability: the data that support the findings of this study are available from the corresponding author upon reasonable request.

Ethics statement: this study has been approved by Le Comité d’Ethique of CHU Saint-Pierre (registration number CE/20-04-19).

No abstract is available for this article.

The full text of this article hosted at iucr.org is unavailable due to technical difficulties.