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Evaluating the child with chronic diarrhea

A K Leung1, W L Robson

  • 1University of Calgary, Alberta, Canada.

American Family Physician
|February 1, 1996
PubMed
Summary
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Editor's Mail.

Postgraduate medicine·2016

Chronic diarrhea in children has various causes depending on age, from infections to intolerances and inflammatory conditions. Stool characteristics and associated symptoms help pinpoint the underlying diagnosis for effective treatment.

Area of Science:

  • Pediatrics
  • Gastroenterology
  • Clinical Medicine

Background:

  • Chronic diarrhea is a common pediatric concern with diverse etiologies.
  • Differential diagnosis varies significantly based on patient age and clinical presentation.

Purpose of the Study:

  • To outline the diagnostic approach to chronic diarrhea in children.
  • To correlate specific clinical features and stool characteristics with potential underlying causes.

Main Methods:

  • Review of established diagnostic criteria and clinical indicators for pediatric chronic diarrhea.
  • Correlation of symptoms, stool analysis, and age-specific conditions.

Main Results:

  • Infants (<3 months) may have disaccharidase deficiency, protein intolerance, cystic fibrosis, or immunodeficiency.

Related Experiment Videos

  • Older children (3-18 years) may present with celiac disease, lactose intolerance, or inflammatory bowel disease.
  • Gastrointestinal infections are a universal cause; stool findings (e.g., neutrophils, eosinophils) and weight loss guide diagnosis.

    • Conclusions:

    • Age-specific evaluation is crucial for diagnosing chronic diarrhea in children.
    • Clinical presentation and stool analysis are key to identifying causes ranging from infections to malabsorption and inflammatory conditions.
    • Chronic nonspecific diarrhea of childhood is a diagnosis of exclusion in thriving children.