Impact of Etanercept on Vitamin D Status and Vitamin D-binding Protein in Bio-naïve Patients with Psoriasis

Autor: Maria Siekkeri Vandikas, Kerstin Landin-Wilhelmsen, Sam Polesie, Martin Gillstedt, Amra Osmancevic
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Acta Dermato-Venereologica, Vol 101, Iss 11 (2021)
Druh dokumentu: article
ISSN: 0001-5555
1651-2057
DOI: 10.2340/actadv.v101.359
Popis: High levels of serum vitamin D-binding protein have been shown previously in patients with psoriasis compared with healthy controls; a possible role in inflammation is implied. The primary objective of this study was to investigate the impact of 24-week etanercept treatment on vitamin D status and vitamin D-binding protein in patients with psoriasis. The secondary aim was to explore whether pre-treatment vitamin D levels could predict the treatment effect. A prospective observational study was performed, including 20 patients with psoriasis and 15 controls. Serum samples were analyzed for, among others, vitamin D metabolites, vitamin D-binding protein and highly sensitive C-reactive protein. Baseline levels of vitamin D-binding protein were higher in patients with self-reported arthropathy than in those without. After 24 weeks’ treatment, an improvement in psoriasis was noted, as was a decrease in highly sensitive C-reactive protein. Vitamin D-binding protein decreased in those with self-reported arthropathy. Higher baseline levels of vitamin D were associated with faster and greater improvement in psoriasis. Vitamin D-binding protein may have an inflammatory biomarker role.
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