[Detection of complete common mesentery on CT scan for perforation in acute appendicitis]

Traore Abdoulaye Ababacar1, Mvumbi Kutubisa Franck1, Ly Seydou1

  • 1Service de Radiologie du CHU, Faculté de Médecine et de Pharmacie, Université Sidi Mohamed Ben Abdellah, Hassan II Fès, Maroc.

Insights

Complete common mesentery, a rare congenital abnormality, is often asymptomatic in adults. This case highlights its incidental diagnosis during an appendicitis evaluation, underscoring the importance of considering rare conditions.

Area of Science:

  • Gastroenterology
  • Surgical Anatomy
  • Medical Imaging

Background:

  • Complete common mesentery is a rare congenital anomaly of midgut rotation.
  • It is typically asymptomatic in adults, leading to infrequent diagnosis.
  • This condition can be incidentally discovered during investigations for other abdominal pathologies.

Observation:

  • A 42-year-old patient presented with symptoms suggestive of acute pelvic inflammatory disorder.
  • Computed tomography (CT) scan revealed complete common mesentery coexisting with acute appendicitis.
  • Surgical exploration confirmed perforated acute appendicitis and intestinal malrotation.

Findings:

  • The patient underwent appendectomy for perforated acute appendicitis.
  • The underlying complete common mesentery and intestinal malrotation were identified during surgery.
  • The patient experienced a favorable outcome following the appendectomy.

Implications:

  • This case underscores the importance of recognizing complete common mesentery, even in adult patients presenting with common acute abdominal conditions.
  • Incidental findings of intestinal malrotation during surgery for appendicitis warrant careful consideration.
  • Awareness of such rare anatomical variations can aid in accurate diagnosis and appropriate surgical management.

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