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Adenovirus infection is a risk factor for recurrent intussusception in pediatric patients
Wen-Yu Tseng1, Hsun-Chin Chao2, Chien-Chang Chen2
1Division of Pediatric Gastroenterology, Department of Pediatrics, Chang Gung Children's Medical Center, Chang Gung Memorial Hospital, 5 Fu-Hsing Street, Guishan District, Taoyuan City, 33305, Taiwan.
Insights
Pediatric intussusception linked to adenovirus infection involves longer fever duration and increased recurrence rates. Patients with suspected adenovirus intussusception require extended observation before discharge.
Area of Science:
- Pediatric Gastroenterology
- Viral Pathogenesis
- Clinical Epidemiology
Background:
- Human adenoviruses are primary pathogens in pediatric intussusception.
- Clinical features of adenovirus-associated pediatric intussusception remain poorly understood.
Approach:
- Retrospective review of medical records for pediatric patients (≤18 years) treated for intussusception from 2014-2020.
- Comparison of demographic and clinical characteristics between patients with and without adenovirus infections.
- Evaluation of intussusception recurrence rates and management strategies.
Key Points:
- Adenovirus-infected patients had significantly longer febrile durations (4.3 vs. 3.3 days).
- Higher recurrence rates observed in the adenovirus group (48.1%) compared to controls (13.8%).
- Non-enteric adenoviruses were predominant (85.2%) in the infected group.
Conclusions:
- Adenovirus-related intussusception is characterized by prolonged fever and elevated recurrence risk.
- Extended observation is recommended for pediatric patients with suspected adenovirus intussusception.
Background:
Human adenoviruses are the most common pathogens to be isolated from cases of pediatric intussusception. However, the specific clinical characteristics of pediatric intussusception associated with adenovirus infection are poorly known.
Methods:
We reviewed the medical records of pediatric patients (≤18 years of age) with intussusception treated between January 2014 and December 2020. We enrolled patients with febrile episodes, 27 with and 29 without adenovirus infections (the latter serving as control group). The demographic data, clinical characteristics, and the diagnoses and management strategies were evaluated.
Results:
The adenovirus group exhibited a significantly longer febrile duration (4.3 ± 1.9 vs. 3.3 ± 1.1 days, p = 0.020) than the control group, with an odds ratio (OR) of 5.098 (95% confidence interval [CI] 1.223-21.254, p = 0.025). The recurrence rates were 48.1% and 13.8% in the two groups (OR 5.804; 95% CI: 1.585-21.245, p = 0.008). Most adenoviruses were non-enteric (85.2%).
Conclusion:
Adenovirus-related intussusception is associated with a longer febrile period and a higher rate of intussusception recurrence. It is recommended that patients suspected of adenovirus-related intussusception should be observed for longer than others prior to discharge.
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