The clinical presentation depends on the cause, severity, and the site of obstruction. Upper small intestinal obstruction causes a net fluid secretion whereas lower small intestinal obstruction causes a net fluid resorption. [[Small Intestinal Bacterial Overgrowth and Antibiotic Responsive Diarrhoea|Antibiotic responsive diarrhoea]] is more likely to occur in distal small intestinal obstruction.
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The clinical presentation depends on the cause, severity, and the site of obstruction. Upper small intestinal obstruction causes a net fluid secretion whereas lower small intestinal obstruction causes a net fluid resorption. [[Antibiotic Responsive Diarrhoea|Antibiotic responsive diarrhoea]] is more likely to occur in distal small intestinal obstruction.