Inverted U-Shaped Relationship Between Diverticular Width and Gastrointestinal Bleeding in Symptomatic Meckel's Diverticulum Children: A Retrospective Single-Center Study - Summary - MDSpire

Inverted U-Shaped Relationship Between Diverticular Width and Gastrointestinal Bleeding in Symptomatic Meckel's Diverticulum Children: A Retrospective Single-Center Study

  • By

  • Gao, Xufeng

  • Cui, Qiangqiang

  • Xi, Hongwei

  • April 22, 2026

  • 0 min

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Objective:

To determine if diverticulum width is an independent determinant of gastrointestinal bleeding risk in symptomatic Meckel's diverticulum and its applicability for surgical decision-making.

Key Findings:
  • Diverticular width is an independent predictor of gastrointestinal bleeding risk.
  • An inverted U-shaped relationship exists between diverticular width and bleeding risk, peaking at approximately 1.25 cm.
  • Ectopic mucosa interacts with diverticular width to influence gastrointestinal bleeding risk.
Interpretation:

The findings suggest that diverticulum width can be a significant factor in predicting gastrointestinal bleeding in pediatric patients, which may aid in surgical decision-making.

Limitations:
  • Retrospective nature may introduce bias.
  • Single-center study limits generalizability.
Conclusion:

In symptomatic pediatric Meckel's diverticulum, diverticulum width correlates with gastrointestinal bleeding risk, with the highest risk at around 1.25 cm, influenced by the presence of ectopic mucosa.

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