Echovirus 18 meningitis in southern Taiwan
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Updated: Jun 8, 2026

A Murine Model of Dengue Virus-induced Acute Viral Encephalitis-like Disease
Published on: April 28, 2019
Shih-Min Wang1, Tzong-Shiann Ho, Ching-Fen Shen
1Department of Emergency Medicine, College of Medicine, National Cheng Kung University and Hospital, Tainan City, Taiwan, Republic of China. edwang@mail.ncku.edu.tw
Abstract:
Eighty cases of echovirus 18 infection among young children during an outbreak in 2006 in Taiwan were enrolled. Twenty percent of the patients had a comorbid condition. Twenty-five cases (31%) were complicated by aseptic meningitis. The most frequent diagnoses in children without meningitis were pharyngitis/tonsillitis (35%) and vesicular viral exanthem (33%). The case-fatality rate among the children with meningitis was 4%. Echovirus 18 was isolated from the cerebrospinal fluid of 68% of the children.
Insights
Eighty children were studied during an echovirus 18 outbreak in Taiwan. Aseptic meningitis occurred in 31%, with a 4% fatality rate in these cases, and echovirus 18 was frequently found in cerebrospinal fluid.
Area of Science:
- Virology
- Pediatrics
- Epidemiology
Background:
- Echovirus 18 (EV-18) outbreaks can cause significant pediatric illness.
- Understanding the clinical spectrum and outcomes of EV-18 infections is crucial for public health management.
Purpose of the Study:
- To describe the clinical characteristics, complications, and outcomes of echovirus 18 infections in young children during a 2006 outbreak in Taiwan.
- To identify common diagnoses and risk factors associated with severe disease, such as aseptic meningitis.
Main Methods:
- Retrospective analysis of 80 pediatric cases of echovirus 18 infection.
- Clinical data collection including diagnoses, comorbidities, and outcomes.
- Echovirus 18 isolation from cerebrospinal fluid (CSF) in a subset of patients.
Main Results:
- Eighty pediatric cases of echovirus 18 infection were identified.
- Comorbid conditions were present in 20% of patients.
- Aseptic meningitis complicated 31% of cases, with a 4% case-fatality rate.
- Pharyngitis/tonsillitis (35%) and vesicular viral exanthem (33%) were the most frequent diagnoses in non-meningitis cases.
- Echovirus 18 was isolated from 68% of CSF samples.
Conclusions:
- Echovirus 18 caused a significant number of pediatric infections during the 2006 Taiwan outbreak.
- Aseptic meningitis is a notable complication with a considerable fatality rate.
- Prompt diagnosis and management are essential for improving outcomes in children with echovirus 18 infections.
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