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Simplified approach to umbilical remnant abnormalities.

D J DiSantis1, M J Siegel, M E Katz

  • 1Department of Radiology, DePaul Medical Center, Norfolk, VA 23505.

Radiographics : a Review Publication of the Radiological Society of North America, Inc
|January 1, 1991
PubMed
Summary

This study introduces a simplified classification for umbilical remnant abnormalities based on embryology. This approach aids in predicting imaging findings for conditions like Meckel diverticulum and urachal cysts.

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Area of Science:

  • Embryology
  • Medical Imaging
  • Pediatric Surgery

Background:

  • Umbilical remnants are congenital anomalies that can lead to various clinical presentations.
  • Accurate diagnosis and classification are crucial for appropriate management.

Purpose of the Study:

  • To present a simplified classification scheme for umbilical remnant abnormalities.
  • To correlate embryologic-anatomic relationships with clinical entities.
  • To predict imaging characteristics based on the proposed classification.

Main Methods:

  • Development of a classification system based on the patency of embryonic ducts (vitelline or urachus).
  • Categorization into three types: entire duct patent, one end patent, or midportion patent.
  • Illustration and description of specific umbilical remnant anomalies within this framework.

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Main Results:

  • The classification scheme effectively categorizes patent vitelline duct, umbilical sinus, Meckel diverticulum, vitelline cyst, patent urachus, urachal sinus, urachal diverticulum, and urachal cyst.
  • The proposed system allows for the prediction of imaging features associated with each type of remnant abnormality.

Conclusions:

  • The simplified embryologic-based classification provides a cogent approach to understanding umbilical remnant anomalies.
  • This classification facilitates a structured radiologic evaluation for suspected umbilical remnant abnormalities.