Clinical features and risk factors of IgE-independent aтopic dermatitis in children

Relevance. Atopic dermatitis (AD) is an inflammatory disease characterized by a chronic course with periods of remissions and exacerbations. IgE-independent atopic dermatitis is a medical and social problem of our time, since the disease manifests itself most often in childhood and is one of the mos...

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Main Authors: Alaa A.M. Nemer, Olga V. Zhukova, Galina P. Tereshchenko
Format: Article
Language:English
Published: Peoples’ Friendship University of Russia (RUDN University) 2023-03-01
Series:RUDN Journal of Medicine
Subjects:
Online Access:https://journals.rudn.ru/medicine/article/viewFile/34093/21850
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author Alaa A.M. Nemer
Olga V. Zhukova
Galina P. Tereshchenko
author_facet Alaa A.M. Nemer
Olga V. Zhukova
Galina P. Tereshchenko
author_sort Alaa A.M. Nemer
collection DOAJ
description Relevance. Atopic dermatitis (AD) is an inflammatory disease characterized by a chronic course with periods of remissions and exacerbations. IgE-independent atopic dermatitis is a medical and social problem of our time, since the disease manifests itself most often in childhood and is one of the most frequent forms of dermatoses among the pediatric population. The prevalence of atopic dermatitis among children is up to 20 %, among adults - 2-8 %. Recently, there has been a significant increase in atopic diseases worldwide. The aim: to study specific features of IgE-independent atopic dermatitis in children living in a metropolis. Materials and Methods. A prospective cohort study was conducted, which included 451 children aged 5 to 14 years with a diagnosis of AD who applied for outpatient care at the Moscow Scientific and Practical Center of Dermatovenereology and Cosmetology for the period 2020-2021. All parents (guardians) have given voluntary informed consent to the participation of children in the study and the publication of personal data. Examination of patients included general clinical methods, assessment of the SCORAD index and laboratory allergological examination (total and 73 specific IgE in blood serum with the most common food and aeroallergens). In 103 (22.8 %) children (57 (55.3 %) boys and 46 (44.7 %) girls), the results of the allergological analysis did not confirm concomitant allergic sensitization. Atopic dermatitis in these children was defined as IgE-independent. Results and Discussion. Predictors of the development of IgE-independent AD were hereditary predisposition [odds ratio (OR) 2.42; 95 % confidence interval (CI) 1.12-5.25], artificial feeding [OR 4.04; 95 % CI 1.46-11.20], comorbidities [OR 1.42; 95 % CI 0.57-3.52], late onset [OR 1.67; 95 % CI 0.81-3.41]. According to the SCORAD index, the majority of patients (75.7 %) had a moderate degree of AD and no seasonality. Features of skin rashes corresponded to the age periods of the course of AD: erythematous-squamous forms with lichenification foci prevailed. For the first time, the features of IgE-independent atopic dermatitis in children were shown. The role of risk factors for the development of IgE-independent atopic dermatitis in children has been shown for the first time. Conclusion. IgE-independent type of AD can be diagnosed in every fifth child with AD. The study of risk factors will allow predicting the development of this type of disease.
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spelling doaj.art-5d9d37ac26bd4856b6969621412100e02023-03-29T12:41:15ZengPeoples’ Friendship University of Russia (RUDN University)RUDN Journal of Medicine2313-02452313-02612023-03-012719010010.22363/2313-0245-2023-27-1-90-10021103Clinical features and risk factors of IgE-independent aтopic dermatitis in childrenAlaa A.M. Nemer0https://orcid.org/0000-0002-0909-482XOlga V. Zhukova1https://orcid.org/0000-0001-5723-6573Galina P. Tereshchenko2https://orcid.org/0000-0001-9643-0440In-clinicMoscow Scientific and Practical Center of Dermatovenereology and CosmetologyMoscow Scientific and Practical Center of Dermatovenereology and CosmetologyRelevance. Atopic dermatitis (AD) is an inflammatory disease characterized by a chronic course with periods of remissions and exacerbations. IgE-independent atopic dermatitis is a medical and social problem of our time, since the disease manifests itself most often in childhood and is one of the most frequent forms of dermatoses among the pediatric population. The prevalence of atopic dermatitis among children is up to 20 %, among adults - 2-8 %. Recently, there has been a significant increase in atopic diseases worldwide. The aim: to study specific features of IgE-independent atopic dermatitis in children living in a metropolis. Materials and Methods. A prospective cohort study was conducted, which included 451 children aged 5 to 14 years with a diagnosis of AD who applied for outpatient care at the Moscow Scientific and Practical Center of Dermatovenereology and Cosmetology for the period 2020-2021. All parents (guardians) have given voluntary informed consent to the participation of children in the study and the publication of personal data. Examination of patients included general clinical methods, assessment of the SCORAD index and laboratory allergological examination (total and 73 specific IgE in blood serum with the most common food and aeroallergens). In 103 (22.8 %) children (57 (55.3 %) boys and 46 (44.7 %) girls), the results of the allergological analysis did not confirm concomitant allergic sensitization. Atopic dermatitis in these children was defined as IgE-independent. Results and Discussion. Predictors of the development of IgE-independent AD were hereditary predisposition [odds ratio (OR) 2.42; 95 % confidence interval (CI) 1.12-5.25], artificial feeding [OR 4.04; 95 % CI 1.46-11.20], comorbidities [OR 1.42; 95 % CI 0.57-3.52], late onset [OR 1.67; 95 % CI 0.81-3.41]. According to the SCORAD index, the majority of patients (75.7 %) had a moderate degree of AD and no seasonality. Features of skin rashes corresponded to the age periods of the course of AD: erythematous-squamous forms with lichenification foci prevailed. For the first time, the features of IgE-independent atopic dermatitis in children were shown. The role of risk factors for the development of IgE-independent atopic dermatitis in children has been shown for the first time. Conclusion. IgE-independent type of AD can be diagnosed in every fifth child with AD. The study of risk factors will allow predicting the development of this type of disease.https://journals.rudn.ru/medicine/article/viewFile/34093/21850ige-independent atopic dermatitischildrenclinical featuresrisk factors
spellingShingle Alaa A.M. Nemer
Olga V. Zhukova
Galina P. Tereshchenko
Clinical features and risk factors of IgE-independent aтopic dermatitis in children
RUDN Journal of Medicine
ige-independent atopic dermatitis
children
clinical features
risk factors
title Clinical features and risk factors of IgE-independent aтopic dermatitis in children
title_full Clinical features and risk factors of IgE-independent aтopic dermatitis in children
title_fullStr Clinical features and risk factors of IgE-independent aтopic dermatitis in children
title_full_unstemmed Clinical features and risk factors of IgE-independent aтopic dermatitis in children
title_short Clinical features and risk factors of IgE-independent aтopic dermatitis in children
title_sort clinical features and risk factors of ige independent aтopic dermatitis in children
topic ige-independent atopic dermatitis
children
clinical features
risk factors
url https://journals.rudn.ru/medicine/article/viewFile/34093/21850
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