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[Which are the most frequently occurring enteropathogenic bacteria in clinical practice?]
M Rohrbach1, M D Gualzata, R Hollfelder
1Institut Dr. Viollier Allschwil, Basel, Bern, Lausanne.
Summary
This study analyzed over 11,000 stool samples in Switzerland, finding enteropathogenic bacteria in 15.2%. Campylobacter jejuni/coli and Salmonella spp. were the most common bacterial causes of diarrhea.
Area of Science:
- Microbiology
- Infectious Diseases
- Public Health
Context:
- Diarrhea is a common clinical issue in Switzerland, often linked to international travel.
- Understanding the spectrum of enteropathogenic bacteria is crucial for effective treatment and prevention.
Purpose:
- To determine the prevalence and types of enteropathogenic bacteria causing diarrhea in Switzerland.
- To analyze the distribution of these pathogens across different age groups and seasons.
Summary:
- Analysis of 11,163 stool specimens revealed enteropathogenic bacteria in 15.2% of cases.
- Campylobacter jejuni/coli (50%) and Salmonella spp. (35%) were the predominant pathogens.
- Pathogen prevalence varied by age, with a higher incidence in infants (females) and children (males). No cases were found in individuals over fifty.
- Positive stool specimens were most frequent during summer months.
Impact:
- Provides essential data on the etiological agents of bacterial diarrhea in Switzerland.
- Informs public health strategies for managing and preventing infectious diarrhea, particularly travel-associated cases.
- Highlights the importance of considering age and season in diagnosing bacterial gastroenteritis.