Netherton syndrome (NS) is a severe autosomal recessive disorder characterized by the triad of congenital ichthyosiform erythroderma, trichorrhexis invaginata, and atopic diathesis. We report two cases that experienced severe congenital exfoliative dermatitis, recurrent infections, and allergic conditions. Examinations of hair under the light microscope revealed trichorrhexis invaginata. Whole exome sequencing identified homologous pathogenic mutations of SPINK5. Optimal skincare and proper nutritional support could improve patients' quality of life.
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http://dx.doi.org/10.7759/cureus.62718 | DOI Listing |
J Clin Immunol
November 2024
Department of Pediatrics, Dr von Hauner Children's Hospital, Ludwig-Maximilians-University Munich, Lindwurmstraße 4 , Munich, European Union (EU), D-80337 , Germany.
Purpose: Netherton syndrome (NS) is a rare inborn error of immunity (IEI) with an incidence of approximately 1:200,000 and the phenotypic triad of trichorrhexis invaginate (bamboo hair), congenital ichthyosiform erythroderma, and multiple atopic manifestations. Treatment options especially in infants are scarce and generally not licensed.
Methods: Case report of a 9-week-old infant with NS treated with dupilumab off-label.
Dermatology
November 2024
Department of Dermatology, Erasmus University Medical Center, Rotterdam, The Netherlands.
Introduction: Netherton syndrome (NS; OMIM#256500) is a rare and severe disorder of epidermal maturation and keratinization caused by pathogenic variants in the serine protease inhibitor Kazal type 5 (SPINK5), leading to severe skin barrier impairment. Although effective treatment is crucial for NS patients, there is a lack of knowledge on what the best treatment options are for these patients. Large heterogeneity in reported outcomes and measurement instruments hinders accurate comparison of treatment results across studies and the development of a treatment guideline.
View Article and Find Full Text PDFJ Clin Immunol
October 2024
Department of Immunology, Erasmus University Medical Center, Dr. Molewaterplein 40, Rotterdam, 3015 GD, The Netherlands.
Background: Netherton syndrome (NS) is a rare, severe genetic skin disorder, currently classified as an inborn error of immunity (IEI) due to previously reported immune dysregulation. We recently reported the results of an immunological evaluation showing no evidence for a relevant B- and/or T-cell mediated immunodeficiency, but immune responses after vaccination were not evaluated in that study. Therefore, we evaluated immune responses to three vaccine platforms in adult NS patients to further investigate the presence of a clinically relevant B- and/or T-cell immunodeficiency.
View Article and Find Full Text PDFBr J Dermatol
October 2024
Departments of Dermatology and Pediatrics, Northwestern, University Feinberg School of Medicine, Chicago, Illinois, USA.
Background: Congenital ichthyoses (CI) comprise a heterogeneous group of genetic diseases requiring lifelong treatment and having a major effect on quality of life. Conventional treatments reduce scaling and skin discomfort; however, they usually have little or no effect on erythema and pruritus. The identification of cytokine alterations in CI raised the possibility of repurposing available biologics.
View Article and Find Full Text PDFAllergol Select
October 2024
Center for Child and Adolescent Health, Helios Hospital Krefeld, Academic Hospital of RWTH Aachen, Krefeld.
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