omphalomesenteric


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Related to omphalomesenteric: vitelline cyst, persistent vitelline duct

omphalomesenteric

 [om″fah-lo-mes″en-ter´ik]
pertaining to the umbilicus and mesentery.

om·pha·lo·mes·en·ter·ic

(om'fă-lō-mez'en-ter'ik),
1. Term denoting relationship of the midgut to the yolk sac. As the head and tail folds of the embryo continue to form, this relationship is diminished and is represented by a narrow yolk stalk or vitelline duct.
2. Relating to the vitelline duct.

omphalomesenteric

/om·pha·lo·mes·en·ter·ic/ (om″fah-lo-mes″en-ter´ik) pertaining to the umbilicus and mesentery.

om·pha·lo·mes·en·ter·ic

(om'fă-lō-mez'en-ter'ik)
1. Term denoting relationship of the midgut to the umbilical vesicle (yolk stalk). As the head and tail folds of the embryo continue to form, this relationship is diminished and is represented by a narrow omphaloenteric duct (yolk stalk) or vitelline duct.
2. Relating to the vitelline duct.

omphalomesenteric

pertaining to the umbilicus and mesentery.

omphalomesenteric duct
the duct which connects the yolk sac with the embryonal alimentary tract in vertebrates.
omphalomesenteric vessels
arteries and veins carrying blood between the embryonal circulation and the yolk sac; destined to contribute to the blood supply to the gut and the portal venous drainage.
References in periodicals archive ?
Patent omphalomesenteric duct: a case report and review of Japanese literature.
Omphalomesenteric duct is a normal embryological structure that connects the fetal midgut with the yolk sac.
Anomalies in the omphalomesenteric duct occur because of lack of involution during the 9th week of gestation.
Meckel's diverticulum is a true diverticulum of the small bowel resulting from incomplete closure of the omphalomesenteric duct.
38) The diverticulum occurs at the antimesenteric border of the distal ileum and is caused by incomplete obliteration of the omphalomesenteric duct.
04 Anorectal agenesis 1 with imperforate anus Large omphalomesenteric 1 cyst with absence of distal gut Large pancreatic 1 cyst Renal 3 13.
When it persists it can result in a number of diverse anomalies like entero-umbilical fistula, umbilical sinus, persistent fibrous cord, mesodiverticular vascular band, omphalomesenteric duct cyst, strawberry umbilical tumor.
Meckels diverticulum is a persistent remnant of the omphalomesenteric duct.
DISCUSSION: Though the first recorded observation of an ileal diverticulum has been attributed to Fabricius Hildamus in 1650, Littre reported its presence in a hernia in 1745 and Meckel first described its association with the omphalomesenteric duct.
Omphalomesenteric duct remnants: Omphalomesenteric Duct connects yolk sac with apex of intestinal loop and becomes obliterated by 10th week of embryonic life.
It has the same microscopic structure as the adjacent small bowel and it has a separate blood supply from the adjacent small bowel mesentery (the omphalomesenteric artery)(2).