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Common Gastrointestinal Infections.

Jarrett Sell1, Bevin Dolan2

  • 1Department of Family and Community Medicine, Penn State Health Hershey Medical Center, 500 University Drive, Hershey, PA 17033, USA.

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Summary
This summary is machine-generated.

Diarrhea, a common symptom of gastrointestinal infections, can stem from viruses like norovirus, or bacteria and parasites. This review focuses on evidence-based testing and management for U.S. patients.

Keywords:
DiarrheaFood-borne illnessGastrointestinal infectionsTraveler’s diarrhea

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Area of Science:

  • Gastroenterology
  • Infectious Diseases
  • Public Health

Background:

  • Gastrointestinal infections represent a significant global health burden, manifesting commonly as diarrhea.
  • Viral pathogens, particularly norovirus, are frequent causes, but bacteria and parasites also contribute significantly to acute and chronic illness.
  • Nontyphoidal Salmonella species are a leading cause of gastrointestinal infection-related hospitalizations and deaths in the U.S.

Purpose of the Study:

  • To present an evidence-based approach for evaluating diarrhea.
  • To emphasize pathogen-specific testing and management strategies.
  • To cover the most prevalent viral, bacterial, and parasitic causes of diarrhea in the United States.

Main Methods:

  • Review of current evidence-based guidelines and literature.
  • Focus on diagnostic approaches for common gastrointestinal pathogens.
  • Discussion of targeted treatment and management strategies.

Main Results:

  • Diarrhea evaluation requires a systematic approach considering various etiologies.
  • Pathogen-specific testing is crucial for accurate diagnosis and effective management.
  • Understanding the epidemiology of common pathogens informs clinical decision-making.

Conclusions:

  • Effective management of gastrointestinal infections hinges on timely and accurate diagnosis.
  • Evidence-based, pathogen-specific strategies improve patient outcomes for diarrhea.
  • This review provides a framework for clinicians managing common infectious diarrhea in the U.S.