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[Meckel's diverticulum causing massive gastrointestinal bleeding in an adult. Imaging findings and

Andrés Domínguez1, Solange Block2

  • 1Servicio de Radiología Abdominal, Fundación Escuela de Medicina Nuclear (FUESMEN). Mendoza, Argentina; Fundación Argentina para el Desarrollo en Salud. Mendoza, Argentina.

Revista De Gastroenterologia Del Peru : Organo Oficial De La Sociedad De Gastroenterologia Del Peru
|September 3, 2020
PubMed

Insights

Meckel's diverticulum, a common congenital gastrointestinal issue, results from improper omphalomesenteric duct closure. While often asymptomatic, it can cause significant gastrointestinal bleeding in children due to ectopic gastric tissue.

Area of Science:

  • Gastroenterology
  • Pediatric Surgery
  • Congenital Malformations

Background:

  • Meckel's diverticulum is the most frequent congenital anomaly of the digestive system.
  • It arises from the incomplete obliteration of the omphalomesenteric duct during fetal development.

Observation:

  • The majority of Meckel's diverticulum cases remain asymptomatic.
  • Clinical manifestation is most commonly gastrointestinal bleeding, particularly in pediatric patients.
  • Ectopic gastric mucosa within the diverticulum is a frequent cause of bleeding.

Findings:

  • While pediatric gastrointestinal bleeding is a hallmark presentation, this symptom is notably infrequent in adult Meckel's diverticulum cases.
  • The presence of ectopic gastric mucosa correlates strongly with symptomatic presentation, especially hemorrhage.

Implications:

  • Understanding the typical presentation differences between pediatric and adult Meckel's diverticulum is crucial for accurate diagnosis.
  • Early recognition of potential complications like gastrointestinal bleeding in children is vital for timely intervention.
  • Further research into the factors influencing symptomatic presentation could refine clinical management strategies.

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