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Published on: January 28, 2019
Frequency, clinical characteristics, and genotype distribution of rotavirus gastroenteritis in Greece (2007-2008)
Dimitra Koukou1, Ioanna Grivea, Eleftheria Roma
1First Department of Pediatrics, Athens University, Aghia Sophia Children's Hospital, Athens, Greece.
Insights
Rotavirus gastroenteritis is common in Greek children, particularly during winter months. The study identified prevalent rotavirus genotypes, similar to other European countries, aiding in understanding disease epidemiology.
Area of Science:
- Virology
- Pediatrics
- Epidemiology
Background:
- Rotavirus is a primary cause of severe diarrhea in young children globally.
- Understanding rotavirus prevalence and characteristics in specific regions is crucial for public health strategies.
Purpose of the Study:
- To investigate the prevalence, clinical features, and rotavirus genotype distribution in Greece.
- To assess the impact of rotavirus on pediatric gastroenteritis in a multi-center setting.
Main Methods:
- Prospective multi-center study involving 393 children in five Greek Pediatric Hospitals (2007-2008).
- Detection of group A rotavirus antigen using immunochromatography.
- G and P genotyping performed via reverse-transcriptase polymerase chain reaction (PCR) and sequencing.
Main Results:
- Rotavirus caused 42.3% of non-hospitalized and 47.8% of hospitalized gastroenteritis cases.
- Peak incidence occurred from December to April, with most affected children aged 3 months to 3 years.
- Common genotypes included G1P[8] (49%), G2P[4] (31%), G4P[8] (10%), and G9P[8] (9%).
Conclusions:
- Rotavirus is a significant etiological agent of acute gastroenteritis in young children in Greece.
- The circulating rotavirus genotypes in Greece align with those observed in other European countries.
Abstract:
Rotavirus is the leading cause of acute gastroenteritis among young children worldwide. A prospective multi-center study was conducted (2007-2008) in five Pediatric Hospitals to determine the prevalence, the clinical characteristics, and genotype distribution of rotavirus infection in Greece. Faecal samples were examined for the presence of group A rotavirus antigen by immunochromatography. Rotavirus strains were subjected to G and P genotyping by reverse-transcriptase polymerase chain reaction (PCR) and sequencing. A total of 393 children (216 boys) of median age 23 months, participated in the study. Rotavirus was the cause of acute gastroenteritis in 166 children, 42.3% (CI 95%, 37.4-47.1%) of non-hospitalized and 47.8% (CI 95%, 41.7-53.9%) of hospitalized patients. Rotavirus gastroenteritis occurred between December and April in 78.6% of the cases. Most children with RVG (77.8%) were between 3 months and 3 years old. The mean value of Clark severity score was 12.9 ± 5.1 for RVG and 10.5 ± 4.9 for non-RVG (P < 0.01). Genotypes were determined in 117 strains and their distribution was as following: G1P[8], 49%; G2P[4], 31%; G4P[8], 10%; G9P[8], 9%; and G8P[14], 1%. In conclusion, rotavirus is a frequent cause of acute gastroenteritis in Greece. The genotypes circulating are similar with those of other European countries.
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