Meckel's diverticulum


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Related to Meckel's diverticulum: Vitelline duct
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Noun1.Meckel's diverticulum - a congenital diverticulum in the ileum resulting from incomplete closure of the yolk sacMeckel's diverticulum - a congenital diverticulum in the ileum resulting from incomplete closure of the yolk sac
diverticulum - a herniation through the muscular wall of a tubular organ (especially the colon)
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A 99m Tc-pertechnetate scan for the detection of Meckel's diverticulum should be considered in young patients with overt bleeding and a negative evaluation (using other diagnostic modalities) (2).
Meckel's diverticulum (MD) is a congenital malformation of the gastrointestinal tract.
Meckel's diverticulum (MD) is a congenital abnormality of the gastrointestinal tract.
One of the most common cause of paediatric surgical referral is inguinal hernia.1 Its reported prevalence in mature infants is upto 15% while it is slightly higher in pre-mature infants where it is reported to be between 10-30%.1,2 Its cause is failure of closure of processus vaginalis in children and it may contain all types of contents such as ovaries, fallopian tubes, Meckel's diverticulum, gut etc.3 Depending upon the type of unsual contents; these hernias are named differently as Littre's hernia if the sac contains Meckel diverticulum or Richter henia if the sac contains a portion of the circumference of intestine.3,4 Both these types are quite well known in literature but there is a third type which is relatively not very well known, called as Amyand's hernia.
In children past infancy and in atypically located Intussusception discrete lead point is usually identified, Meckel's diverticulum. Polyps, small intestinal duplications, Burkitt's lymphoma and even the appendix have been implicated.
Severe gastrointestinal hemorrhage is usually related to Meckel's diverticulum, intussusception, or peptic disease in children (1).
The most frequent aetiological factors were various malignancies (10 cases, 28.5%) and perforation of Meckel's diverticulum (8 cases, 22.8%).
Walking the bowel proximally up to 3 feet (1m) did not show a Meckel's diverticulum or any other small bowel lesions.
Adhenolysis was done for adhesions, excision of bands for band like adhesions, excision of obstructed Meckel's diverticulum, de-rotation of volvulus, resection and anastomosis of gangrenous gut, Copes's method of resection of intussusceptions, Hartman's procedure for large gut malignancy and ileostomy and colostomy for small and large gut obstruction respectively.
(4,5) However, false positives have been reported in cases of Meckel's diverticulum and ovarian torsion.