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[Infectious diarrhea in young children and infants]
1Service de consultation de pédiatrie, Hôpital d'enfants Armand-Trousseau, Paris.
Insights
Acute infectious diarrhea in infants often requires prompt hydration and electrolyte replacement. While rotavirus is a common cause, bacterial infections are typically self-limiting, and antibiotic use is generally not recommended due to resistance concerns.
Area of Science:
- Pediatrics
- Infectious Diseases
- Gastroenterology
Context:
- Acute diarrhea is a leading reason for pediatric consultations, particularly in infants.
- Infectious causes are suspected with acute diarrhea and fever.
- Identifying specific pathogens is rarely performed.
Purpose:
- To outline the common causes and management of acute infectious diarrhea in children.
- To emphasize the importance of hydration and electrolyte replacement.
- To discuss the role of rotavirus and bacteria in pediatric diarrhea.
Summary:
- Rotavirus is a significant enteric pathogen in infants, especially during winter, and can cause hospital-acquired infections and outbreaks.
- Bacterial diarrhea can result from enterotoxins or invasiveness; however, antibiotics are often unnecessary due to self-limiting nature and emerging resistance.
- Rapid assessment of hydration status is crucial, with fluid and electrolyte replacement being the primary treatment for infectious diarrhea regardless of the cause.
Impact:
- Highlights the importance of supportive care over antibiotics in most pediatric diarrhea cases.
- Underscores the prevalence of rotavirus and the challenges posed by antibiotic resistance.
- Provides guidance for healthcare providers managing acute diarrhea in young children.
Abstract:
Acute diarrhoea is one of the major causes of outpatient paediatric consultation, especially during infancy. An infectious cause should be suspected on the acute onset of diarrhoea associated with fever. The specific pathogen is seldom investigated and individualized. Rotavirus has been recognized as the most important enteric pathogen, particularly in infants during winter months. It may be responsible for nosocomial infections in hospital and outbreaks in day-care centers. Bacteria may cause a diarrhoea by elaboration of enterotoxins, by invasiveness, or both. Use of antibiotic is usually not necessary even in bacterial infections because they are self-limited. Choice of the antibiotic is complicated by the rapid emergence of resistant pathogenic strains. The first step is rapid assessment of the hydratation status of the patient. Fluid and electrolytes replacement is the mainstay in the treatment of infectious diarrhoea of any cause.