What is the pathophysiology of urachal remnants and omphalomesenteric duct malformations?

Updated: Nov 05, 2019
  • Author: James G Glasser, MD, MA, FACS; Chief Editor: Dharmendra J Nimavat, MD, FAAP  more...
  • Print
Answer

Urachal remnants and omphalomesenteric duct malformations

Urachal remnants [11] and omphalomesenteric duct malformations [12] are the result of insufficient apoptotic cell death in the urachus and yolk stalk. (See the following images.)

Pediatric omphalocele and gastroschisis (abdominal Pediatric omphalocele and gastroschisis (abdominal wall defects). This image shows an omphalomesenteric duct remnant presenting as an "umbilical granuloma."
Pediatric omphalocele and gastroschisis (abdominal Pediatric omphalocele and gastroschisis (abdominal wall defects). An intraoperative finding is a patent omphalomesenteric duct, which is being excised.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!