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Carbohydrate malabsorption in infants with rotavirus diarrhea
The American Journal of Clinical Nutrition
|December 1, 1982
Summary
Rotavirus diarrhea causes metabolic acidosis through carbohydrate malabsorption, unlike other diarrheal diseases. This finding highlights the need for nutritional studies to guide patient diet management.
Area of Science:
- Gastroenterology
- Pediatrics
- Infectious Diseases
Background:
- Rotavirus is a common cause of diarrhea in children.
- Metabolic acidosis is a serious complication of severe diarrhea.
- The pathophysiology of rotavirus diarrhea, particularly acid-base balance, requires further elucidation.
Purpose of the Study:
- To investigate the link between carbohydrate malabsorption and acidosis in rotavirus diarrhea.
- To compare the pathophysiological mechanisms of rotavirus diarrhea with enterotoxigenic diarrhea.
- To understand the role of carbohydrate malabsorption in rotavirus stool characteristics.
Main Methods:
- Studied patients with rotavirus diarrhea.
- Analyzed stool for reducing substances (indicating carbohydrate malabsorption).
- Assessed stool for bicarbonate content and stool pH to evaluate acidosis.
Main Results:
- Rotavirus diarrhea patients developed metabolic acidosis with acid stools and low bicarbonate.
- Stools contained significant reducing substances, indicating carbohydrate malabsorption.
- Findings contrast with enterotoxigenic diarrhea, where acidosis is linked to alkaline stools.
Conclusions:
- Carbohydrate malabsorption is a key secondary mechanism in rotavirus diarrhea.
- This mechanism explains the observed electrolyte and acid-base disturbances.
- Further nutritional studies are crucial for optimal dietary management of rotavirus diarrhea.