Comparison of Eosinophil Counts in Inflammatory Conditions: Multisystem Inflammatory Syndrome in Children, Kawasaki Disease, and Infectious Mononucleosis

This study examined the distinctions between multisystem inflammatory syndrome associated with coronavirus disease 2019, Kawasaki disease, and infectious mononucleosis. These three inflammatory disorders have commonalities according to clinical and laboratory results, particularly in relation to eos...

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Main Authors: Erdal Sarı, Özlem Erdede
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:Children
Subjects:
Online Access:https://www.mdpi.com/2227-9067/11/2/204
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author Erdal Sarı
Özlem Erdede
author_facet Erdal Sarı
Özlem Erdede
author_sort Erdal Sarı
collection DOAJ
description This study examined the distinctions between multisystem inflammatory syndrome associated with coronavirus disease 2019, Kawasaki disease, and infectious mononucleosis. These three inflammatory disorders have commonalities according to clinical and laboratory results, particularly in relation to eosinophil levels. In this retrospective, single-center study, we documented the examination records (acute phase reactants and complete blood count) and clinical and cardiological findings of 130 patients diagnosed with multisystem inflammatory syndrome, Kawasaki disease, and infectious mononucleosis. These patients were treated and received follow-up care in our hospital from March 12, 2020, to September 13, 2022, as per the hospital records. Statistical analyses were performed using NCSS 2007, version 1 software. Eosinopenia was more prevalent in children with multisystem inflammatory syndrome than in those with Kawasaki disease, who showed normal or elevated eosinophil counts. The eosinophil counts in patients with infectious mononucleosis typically fell within the normal range. Our study found no correlation between the eosinophil counts and cardiac involvement in pediatric patients with either condition. These findings indicate a higher prevalence of eosinopenia in patients with multisystem inflammatory syndrome, irrespective of cardiac involvement, than in those with Kawasaki disease. Despite similarities in clinical findings, Kawasaki disease and multisystem inflammatory syndrome in children necessitate further studies for distinct characteristic elucidation.
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spelling doaj.art-f8fd5fe4eb724050b832e78fede98e482024-02-23T15:12:23ZengMDPI AGChildren2227-90672024-02-0111220410.3390/children11020204Comparison of Eosinophil Counts in Inflammatory Conditions: Multisystem Inflammatory Syndrome in Children, Kawasaki Disease, and Infectious MononucleosisErdal Sarı0Özlem Erdede1Department of Pediatrics, Zeynep Kamil Maternity and Children’s Disease Training and Research Hospital, University of Health Sciences, Istanbul 34668, TurkeyDepartment of Pediatrics, Zeynep Kamil Maternity and Children’s Disease Training and Research Hospital, University of Health Sciences, Istanbul 34668, TurkeyThis study examined the distinctions between multisystem inflammatory syndrome associated with coronavirus disease 2019, Kawasaki disease, and infectious mononucleosis. These three inflammatory disorders have commonalities according to clinical and laboratory results, particularly in relation to eosinophil levels. In this retrospective, single-center study, we documented the examination records (acute phase reactants and complete blood count) and clinical and cardiological findings of 130 patients diagnosed with multisystem inflammatory syndrome, Kawasaki disease, and infectious mononucleosis. These patients were treated and received follow-up care in our hospital from March 12, 2020, to September 13, 2022, as per the hospital records. Statistical analyses were performed using NCSS 2007, version 1 software. Eosinopenia was more prevalent in children with multisystem inflammatory syndrome than in those with Kawasaki disease, who showed normal or elevated eosinophil counts. The eosinophil counts in patients with infectious mononucleosis typically fell within the normal range. Our study found no correlation between the eosinophil counts and cardiac involvement in pediatric patients with either condition. These findings indicate a higher prevalence of eosinopenia in patients with multisystem inflammatory syndrome, irrespective of cardiac involvement, than in those with Kawasaki disease. Despite similarities in clinical findings, Kawasaki disease and multisystem inflammatory syndrome in children necessitate further studies for distinct characteristic elucidation.https://www.mdpi.com/2227-9067/11/2/204cardiac involvementeosinopeniainfectious mononucleosisinflammatory diseaseKawasaki diseaseMIS-C associated with COVID-19
spellingShingle Erdal Sarı
Özlem Erdede
Comparison of Eosinophil Counts in Inflammatory Conditions: Multisystem Inflammatory Syndrome in Children, Kawasaki Disease, and Infectious Mononucleosis
Children
cardiac involvement
eosinopenia
infectious mononucleosis
inflammatory disease
Kawasaki disease
MIS-C associated with COVID-19
title Comparison of Eosinophil Counts in Inflammatory Conditions: Multisystem Inflammatory Syndrome in Children, Kawasaki Disease, and Infectious Mononucleosis
title_full Comparison of Eosinophil Counts in Inflammatory Conditions: Multisystem Inflammatory Syndrome in Children, Kawasaki Disease, and Infectious Mononucleosis
title_fullStr Comparison of Eosinophil Counts in Inflammatory Conditions: Multisystem Inflammatory Syndrome in Children, Kawasaki Disease, and Infectious Mononucleosis
title_full_unstemmed Comparison of Eosinophil Counts in Inflammatory Conditions: Multisystem Inflammatory Syndrome in Children, Kawasaki Disease, and Infectious Mononucleosis
title_short Comparison of Eosinophil Counts in Inflammatory Conditions: Multisystem Inflammatory Syndrome in Children, Kawasaki Disease, and Infectious Mononucleosis
title_sort comparison of eosinophil counts in inflammatory conditions multisystem inflammatory syndrome in children kawasaki disease and infectious mononucleosis
topic cardiac involvement
eosinopenia
infectious mononucleosis
inflammatory disease
Kawasaki disease
MIS-C associated with COVID-19
url https://www.mdpi.com/2227-9067/11/2/204
work_keys_str_mv AT erdalsarı comparisonofeosinophilcountsininflammatoryconditionsmultisysteminflammatorysyndromeinchildrenkawasakidiseaseandinfectiousmononucleosis
AT ozlemerdede comparisonofeosinophilcountsininflammatoryconditionsmultisysteminflammatorysyndromeinchildrenkawasakidiseaseandinfectiousmononucleosis