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A Moving Meckel Diverticulum on 99mTc-Pertechnetate Imaging in a Patient With Inguinal Hernia

Yuan Zhang, Pei-Qing Yang1, Shun Li1

  • 1From the Department of Nuclear Medicine, The Affiliated Hospital of Zunyi Medical University, Zunyi.

Clinical Nuclear Medicine
|December 27, 2019
PubMed

Insights

A pediatric case of moving Meckel diverticulum, a rare cause of bloody stool, was diagnosed using Tc-99m pertechnetate scintigraphy. This condition resulted from the combined effects of an inguinal hernia and elevated abdominal pressure.

Area of Science:

  • Pediatric Surgery
  • Diagnostic Imaging
  • Gastroenterology

Background:

  • Meckel diverticulum is a congenital anomaly of the small intestine.
  • Bloody stool in infants can indicate various gastrointestinal issues.
  • Tc-99m pertechnetate scintigraphy is a common imaging modality for Meckel diverticulum.

Observation:

  • A 1-year-8-month-old boy presented with bloody stool.
  • Scintigraphy revealed abnormal activity in the right abdomen, migrating to the right groin.
  • Histopathology confirmed a Meckel diverticulum.

Findings:

  • The case demonstrated a 'moving' Meckel diverticulum, characterized by migratory activity on scintigraphy.
  • The movement was attributed to the interplay between an inguinal hernia and increased intra-abdominal pressure.
  • This highlights a rare presentation of Meckel diverticulum.

Implications:

  • This case expands the understanding of Meckel diverticulum presentations.
  • It emphasizes the diagnostic value of scintigraphy in identifying ectopic or mobile lesions.
  • The findings suggest considering inguinal hernias and abdominal pressure in pediatric patients with suspected Meckel diverticulum.

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