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A millennium update on pediatric diarrheal illness in the developing world
Miguel O'Ryan1, Valeria Prado, Larry K Pickering
1Microbiology and Mycology Program, Institute of Biomedical Sciences, Faculty of Medicine, University of Chile, Santiago. moryan@med.uchile.cl <moryan@med.uchile.cl>
Seminars in Pediatric Infectious Diseases
|April 13, 2005
Summary
Acute diarrhea in children under 5 causes millions of deaths annually in developing nations. Early assessment of hydration and stool type guides diagnosis and treatment, with hygiene and vaccines offering prevention.
Area of Science:
- Pediatrics
- Infectious Diseases
- Public Health
Background:
- Acute diarrhea affects over one billion children under 5 yearly in developing countries, leading to millions of deaths.
- Over twenty viral, bacterial, and parasitic enteropathogens cause acute diarrhea, with Rotavirus and diarrheagenic Escherichia coli being most common in children.
- Pathogen prevalence varies by socioeconomic status and environmental sanitation, with specific bacteria, protozoa, and helminthes linked to poorer areas and poor sanitation.
Purpose of the Study:
- To outline diagnostic guidelines for acute diarrhea in children.
- To provide current guidelines for appropriate antimicrobial treatment selection and administration.
- To discuss preventive measures, including hygiene and available/emerging immunizations.
Main Methods:
- Clinical assessment focusing on hydration and nutritional status.
- Stool characteristic evaluation to identify potential pathogens.
- Review of diagnostic guidelines, therapeutic interventions, and preventive strategies.
Main Results:
- Fluid and electrolyte therapy is the primary intervention for all diarrhea cases.
- Antimicrobial therapy selection depends on pathogen susceptibility patterns.
- Preventive measures include hand washing, and immunizations for Salmonella Typhi, cholera, and rotavirus are discussed.
Conclusions:
- Accurate assessment of hydration and stool characteristics is crucial for diagnosing childhood diarrhea.
- Tailored antimicrobial therapy based on susceptibility is essential when indicated.
- Personal hygiene and vaccination are key strategies for preventing childhood diarrhea and reducing mortality.