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Restorative proctocolectomy: morphological and functional study with coronal CT

M Pizzamiglio1, C Catalano, A Sarrantonio

  • 1Department of Radiology, University of Rome "La Sapienza," Policlinico Umberto I, V.le Regina Elena 324, 00161 Rome, Italy.

Abdominal Imaging
|May 1, 1996
PubMed
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Coronal CT scans offer a clear, panoramic view of the pelvis after restorative proctocolectomy for ulcerative colitis (UC). This imaging technique effectively assesses ileal pouch function and detects postoperative complications.

Area of Science:

  • Gastroenterology
  • Radiology
  • Surgical Oncology

Background:

  • Restorative proctocolectomy with ileal pouch is standard for ulcerative colitis (UC) and familial polyposis.
  • Defecography visualizes the ileal pouch and anal canal but not the pelvis.
  • Pelvic visualization is crucial for assessing postoperative complications.

Purpose of the Study:

  • To evaluate computed tomography (CT) on coronal planes as an alternative to defecography.
  • To assess the utility of coronal CT in visualizing the ileal pouch and surrounding pelvic structures.
  • To determine if coronal CT can detect postoperative complications after restorative proctocolectomy.

Main Methods:

  • Coronal plane computed tomography (CT) was performed on 10 patients with UC.

Related Experiment Videos

  • Patients had undergone restorative proctocolectomy with ileal pouch formation.
  • CT imaging focused on panoramic pelvic visualization and ileal pouch assessment.

    • Main Results:

    • Coronal CT provided panoramic pelvic views, detailing ileal pouch morphology and wall thickness.
    • The technique assessed ileo-anal and ileo-ileal anastomosis continence and perineal muscle function.
    • CT demonstrated correlations between the ileal pouch and surrounding pelvic tissues.

    Conclusions:

    • Coronal CT imaging facilitates easy and clear detection of major postoperative complications.
    • Detected complications include stenosis, anastomosis dehiscences, pelvic phlogosis, and fistulae.
    • Coronal CT serves as a valuable tool for evaluating patients post-restorative proctocolectomy.