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Gastroenterology5 papers

Late dumping syndrome

Last edited: 4/15/2026

Overview

Late dumping syndrome occurs following rapid gastric emptying, characterized by symptoms such as flushing, palpitations, and hypoglycemia typically occurring 1 to 3 hours after eating, often due to the rapid rise and fall of blood glucose levels. 1

Diagnosis

  • Symptoms include flushing, palpitations, sweating, tremors, and hypoglycemia postprandially.
  • Blood glucose monitoring showing reactive hypoglycemia.
  • Oral glucose tolerance test may reveal abnormal glucose responses.
  • Identification of rapid gastric emptying through scintigraphy or breath tests. 1

    • Management

  • Dietary Modifications: Incorporate uncooked starch in meals to slow gastric emptying and mitigate symptoms. 1
  • Small, Frequent Meals: Eating smaller, more frequent meals can help manage symptoms.
  • Avoid Simple Carbohydrates: Limit intake of high glycemic index foods to prevent rapid glucose spikes.
  • Fluid Management: Adjust fluid intake, especially around meal times, to avoid exacerbating symptoms. 1

    • Special Populations

  • Pediatrics: Uncooked starch in meals effectively controls dumping syndrome in infants post-fundoplication. 1

    • Key Recommendations

  • Use uncooked starch in the diet to manage dumping symptoms in infants and potentially adults (Evidence: Moderate) 1
  • Implement small, frequent meals to stabilize blood glucose levels (Evidence: Expert opinion)
  • Avoid simple carbohydrates to prevent rapid glucose fluctuations (Evidence: Expert opinion)

    • References

    1 Gitzelmann R, Hirsig J. Infant dumping syndrome: reversal of symptoms by feeding uncooked starch. European journal of pediatrics 1986. link

    Original source

    1. [1]
      Infant dumping syndrome: reversal of symptoms by feeding uncooked starch. — Gitzelmann R, Hirsig J European journal of pediatrics (1986)
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