Predicting factors for acute encephalopathy in febrile seizure children with SARS-CoV-2 omicron variant: a retrospective study

Abstract Background SARS-CoV-2 posed a threat to children during the early phase of Omicron wave because many patients presented with febrile seizures. The study aimed to investigate predicting factors for acute encephalopathy of children infected by SARS-CoV-2 Omicron variant presenting with febril...

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Main Authors: Ching-Min Tang, Cheng-Yen Kuo, Chen-Wei Yen, Jainn-Jim Lin, Yu-Chia Hsieh, Shao-Hsuan Hsia, Oi-Wa Chan, En-Pei Lee, Po-Cheng Hung, Huei-Shyong Wang, Kuang-Lin Lin, Cheng-Hsun Chiu
Format: Article
Language:English
Published: BMC 2024-03-01
Series:BMC Pediatrics
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Online Access:https://doi.org/10.1186/s12887-024-04699-x
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author Ching-Min Tang
Cheng-Yen Kuo
Chen-Wei Yen
Jainn-Jim Lin
Yu-Chia Hsieh
Shao-Hsuan Hsia
Oi-Wa Chan
En-Pei Lee
Po-Cheng Hung
Huei-Shyong Wang
Kuang-Lin Lin
Cheng-Hsun Chiu
author_facet Ching-Min Tang
Cheng-Yen Kuo
Chen-Wei Yen
Jainn-Jim Lin
Yu-Chia Hsieh
Shao-Hsuan Hsia
Oi-Wa Chan
En-Pei Lee
Po-Cheng Hung
Huei-Shyong Wang
Kuang-Lin Lin
Cheng-Hsun Chiu
author_sort Ching-Min Tang
collection DOAJ
description Abstract Background SARS-CoV-2 posed a threat to children during the early phase of Omicron wave because many patients presented with febrile seizures. The study aimed to investigate predicting factors for acute encephalopathy of children infected by SARS-CoV-2 Omicron variant presenting with febrile seizures. Methods The retrospective study analyzed data from pediatric patients who visited the emergency department of Chang Gung Memorial Hospital in Taiwan between April and July 2022. We specifically focused on children with COVID-19 who presented with febrile seizures, collecting demographic, clinical, and laboratory data at the pediatric emergency department, as well as final discharge diagnoses. Subsequently, we conducted a comparative analysis of the clinical and laboratory characteristics between patients diagnosed with acute encephalopathy and those with other causes of febrile seizures. Results Overall, 10,878 children were included, of which 260 patients presented with febrile seizures. Among them, 116 individuals tested positive for SARS-CoV-2 and of them, 14 subsequently developed acute encephalopathy (12%). Those with acute encephalopathy displayed distinctive features, including older age (5.1 vs. 2.6 years old), longer fever duration preceding the first seizure (1.6 vs. 0.9 days), cluster seizure (50% vs. 16.7%), status epilepticus (50% vs. 13.7%) and occurrences of bradycardia (26.8% vs. 0%) and hypotension (14.3% vs. 0%) in the encephalopathy group. Besides, the laboratory findings in the encephalopathy group are characterized by hyperglycemia (mean (95% CI) 146 mg/dL (95% CI 109–157) vs. 108 mg/dL (95% CI 103–114) and metabolic acidosis (mean (95% CI) pH 7.29(95% CI 7.22–7.36) vs. 7.39 (95%CI 7.37–7.41)). Conclusions In pediatric patients with COVID-19-related febrile seizures, the occurrence of seizures beyond the first day of fever, bradycardia, clustered seizures, status epilepticus, hyperglycemia, and metabolic acidosis should raise concerns about acute encephalitis/encephalopathy. However, the highest body temperature and the severity of leukocytosis or C-reactive protein levels were not associated with poor outcomes.
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spelling doaj.art-01a76bff01e84477aa9db33a6bf360a82024-03-31T11:35:45ZengBMCBMC Pediatrics1471-24312024-03-012411910.1186/s12887-024-04699-xPredicting factors for acute encephalopathy in febrile seizure children with SARS-CoV-2 omicron variant: a retrospective studyChing-Min Tang0Cheng-Yen Kuo1Chen-Wei Yen2Jainn-Jim Lin3Yu-Chia Hsieh4Shao-Hsuan Hsia5Oi-Wa Chan6En-Pei Lee7Po-Cheng Hung8Huei-Shyong Wang9Kuang-Lin Lin10Cheng-Hsun Chiu11Division of Pediatric Neurology, Chang Gung Children’s Hospital and Chang Gung Memorial Hospital, Kwei-ShanDivision of Pediatric Neurology, Chang Gung Children’s Hospital and Chang Gung Memorial Hospital, Kwei-ShanSchool of Medicine, College of Medicine, Chang Gung UniversityDivision of Pediatric Neurology, Chang Gung Children’s Hospital and Chang Gung Memorial Hospital, Kwei-ShanSchool of Medicine, College of Medicine, Chang Gung UniversityDivision of Pediatric Critical Care and Pediatric Neurocritical Care Center, Chang Gung Children’s Hospital and Chang Gung Memorial HospitalDivision of Pediatric Critical Care and Pediatric Neurocritical Care Center, Chang Gung Children’s Hospital and Chang Gung Memorial HospitalDivision of Pediatric Critical Care and Pediatric Neurocritical Care Center, Chang Gung Children’s Hospital and Chang Gung Memorial HospitalDivision of Pediatric Neurology, Chang Gung Children’s Hospital and Chang Gung Memorial Hospital, Kwei-ShanDivision of Pediatric Neurology, Chang Gung Children’s Hospital and Chang Gung Memorial Hospital, Kwei-ShanDivision of Pediatric Neurology, Chang Gung Children’s Hospital and Chang Gung Memorial Hospital, Kwei-ShanDivision of Infectious Diseases, Department of Pediatrics, Chang Gung Memorial HospitalAbstract Background SARS-CoV-2 posed a threat to children during the early phase of Omicron wave because many patients presented with febrile seizures. The study aimed to investigate predicting factors for acute encephalopathy of children infected by SARS-CoV-2 Omicron variant presenting with febrile seizures. Methods The retrospective study analyzed data from pediatric patients who visited the emergency department of Chang Gung Memorial Hospital in Taiwan between April and July 2022. We specifically focused on children with COVID-19 who presented with febrile seizures, collecting demographic, clinical, and laboratory data at the pediatric emergency department, as well as final discharge diagnoses. Subsequently, we conducted a comparative analysis of the clinical and laboratory characteristics between patients diagnosed with acute encephalopathy and those with other causes of febrile seizures. Results Overall, 10,878 children were included, of which 260 patients presented with febrile seizures. Among them, 116 individuals tested positive for SARS-CoV-2 and of them, 14 subsequently developed acute encephalopathy (12%). Those with acute encephalopathy displayed distinctive features, including older age (5.1 vs. 2.6 years old), longer fever duration preceding the first seizure (1.6 vs. 0.9 days), cluster seizure (50% vs. 16.7%), status epilepticus (50% vs. 13.7%) and occurrences of bradycardia (26.8% vs. 0%) and hypotension (14.3% vs. 0%) in the encephalopathy group. Besides, the laboratory findings in the encephalopathy group are characterized by hyperglycemia (mean (95% CI) 146 mg/dL (95% CI 109–157) vs. 108 mg/dL (95% CI 103–114) and metabolic acidosis (mean (95% CI) pH 7.29(95% CI 7.22–7.36) vs. 7.39 (95%CI 7.37–7.41)). Conclusions In pediatric patients with COVID-19-related febrile seizures, the occurrence of seizures beyond the first day of fever, bradycardia, clustered seizures, status epilepticus, hyperglycemia, and metabolic acidosis should raise concerns about acute encephalitis/encephalopathy. However, the highest body temperature and the severity of leukocytosis or C-reactive protein levels were not associated with poor outcomes.https://doi.org/10.1186/s12887-024-04699-xPediatricSARS-CoV-2COVID-19Febrile seizuresEncephalopathyPredictive factor
spellingShingle Ching-Min Tang
Cheng-Yen Kuo
Chen-Wei Yen
Jainn-Jim Lin
Yu-Chia Hsieh
Shao-Hsuan Hsia
Oi-Wa Chan
En-Pei Lee
Po-Cheng Hung
Huei-Shyong Wang
Kuang-Lin Lin
Cheng-Hsun Chiu
Predicting factors for acute encephalopathy in febrile seizure children with SARS-CoV-2 omicron variant: a retrospective study
BMC Pediatrics
Pediatric
SARS-CoV-2
COVID-19
Febrile seizures
Encephalopathy
Predictive factor
title Predicting factors for acute encephalopathy in febrile seizure children with SARS-CoV-2 omicron variant: a retrospective study
title_full Predicting factors for acute encephalopathy in febrile seizure children with SARS-CoV-2 omicron variant: a retrospective study
title_fullStr Predicting factors for acute encephalopathy in febrile seizure children with SARS-CoV-2 omicron variant: a retrospective study
title_full_unstemmed Predicting factors for acute encephalopathy in febrile seizure children with SARS-CoV-2 omicron variant: a retrospective study
title_short Predicting factors for acute encephalopathy in febrile seizure children with SARS-CoV-2 omicron variant: a retrospective study
title_sort predicting factors for acute encephalopathy in febrile seizure children with sars cov 2 omicron variant a retrospective study
topic Pediatric
SARS-CoV-2
COVID-19
Febrile seizures
Encephalopathy
Predictive factor
url https://doi.org/10.1186/s12887-024-04699-x
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