Meckel diverticulum

epidemiology
1. 2% of ppl
ileal remnant of vitello-intestinal duct
1. contains ectopic gastric mucosa or pancreatic tissue
2. should normally involute during late fetal development
presentation
1. most are asymptomatic
2. can present w/ severe rectal bleeding
  1. but neither bright red nor true malaena
  2. painless
  3. fresh
  4. sufficient to cause drop in haemoglobin
3. intussusception
4. volvulus around a band
5. diverticulitis
  1. mimics appendicitis
    1. clinically indistinguishable
      1. so is perforation of MD
Ix
1. Technetium scan
  Annotations:
  - 99m-Tc- pertechnetate isotope scan
  1. shows increased uptake by ectopic gastric mucosa in 70% of cases
Rx
1. surgical resection
  1. laparotomy
    1. indications: persistent or recurrent bleeding
      1. even if Tc scan is -ve
a cause of
1. GI bleeding
2. obstruction
3. inflammation
4. umbilical discharge

Resource summary

	Created by v.djabatey over 10 years ago