MCQ - Peritoneum abscess, Mesentary

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  1. MC site of intra-peritoneal abscess?
    PelvisQ
  2. Most dependent portion of abdominal cavity?
    • Right subhepatic space
    • Pelvic cavity is the most dependent area of the peritoneal cavity in the upright positionQ
  3. Most common cause of collection in Left Subhepatic Space (LesserSac)?
    • Acute pancreatitisQ.
    • Perforated gastric ulcer rarely causes a collection here because the potential space is obliterated by adhesions.
  4. Most common site of intraperitoneal abscess?
    Pelvis
  5. Clinical Features of pelvic abscess?
    • The most characteristic symptoms are diarrhea and passage of mucus in the stools. Q
    • Rectal examination reveals a bulging of the anterior rectal wallQ,
  6. Treatment of pelvic abscess?
    • In women, vaginal drainage through the posterior fornix (Posterior colpotomy) is often chosenQ.
    • In other cases, when the abscess is definitely pointing into the rectum, rectal drainage is employedQ.
    • Laparotomy is almost never necessary
  7. MC site of bleeding after colonoscopy?
    Stalk after polypectomy.
  8. MC site of perforation during colonoscopy?
    Sigmoid colonQ
  9. If the patient cannot get into an erect position, which position to do x-ray?
    Left lateral decubitus projectionQ, Patient should be in that position for 10 minQ at least for air to rise up, even 1 ml of air can be detected
  10. What is Chilladiti syndrome?
    Interposition of colon between liver and diaphragm can mimic pneumoperitoneumQ
  11. What are the advantages in carbondioxide used for pneumoperitoneum?
    Carbon dioxide has the advantage of being noncombustible and rapidly absorbed from the peritoneal cavity; however, it may lead to hypercarbia in patients with significant cardiopulmonary diseaseQ.
  12. Level of epiploic foramen?
    T12 vertebraQ
  13. Root of mesentery is 15 cm longQ. •
  14. Extension of root of mesentery?
    • Duodenojejunal flexure on the left side of L2 vertebraQ
    • Upper part of right sacroiliac jointQ
    • Root of mesentery is 15cm long.
  15. Structures that Root of Mesentery Crosses?
    • 1. 4th (ascending) and 3rd (horizontal) part of duodenumQ
    • 2. Abdominal aortaQ
    • 3. IVCQ
    • 4. Right ureterQ
    • 5. Right psoas majorQ
    • 6. Right testicular or ovarian vesselsQ
  16. Timing of wound dehiscence?
    Between 6th and 8th post-operative dayQ
  17. Features of acute mesenteric lymphadenitis?
    Syndrome of acute right lower quadrant abdominal pain associated with mesenteric lymph node enlargement and a normal appendixQ.
  18. Causative organism for mesenteric lymphadenitis?
    Yersinia enterocolitica has been associated with this syndrome in childrenQ
  19. Largest cavity in the body?
    Peritoneal cavityQ
  20. Most sensitive peritoneum?
    Parietal (anterior) peritoneumQ
  21. Least sensitive peritoneum?
    Pelvic peritoneumQ
  22. Healing in parietal peritoneum?
    Metamorphosis of mesenchymal cellsQ
  23. Difference between duodenal and intestinal perforation based on sterility?
    • Duodenal perforation is usually sterile
    • Intestinal perforation is usually infected
  24. What are peritoneal loose bodies (Peritoneal mice)?
    • Loose body may come from an appendix epiploicaQ that has undergone axial rotation followed by necrosis of its pedicle and detachment but they are also found in those who suffer from subacute attacks of pancreatitisQ.
    • These hyaline bodies attain the size of a pea or bean and contain saponified fat surrounded by fibrin.
    • Peritoneal loose bodies almost never cause symptomsQ
  25. Difference between lipoma in other parts of body and retroperitoneal lipoma?
    • A retroperitoneal lipoma sometimes undergoes myxomatous degeneration, a complication that does not occur in a lipoma in any other part of the bodyQ.
    • Retroperitoneal lipoma is often malignant (liposarcoma) and may increase rapidly in sizeQ.
  26. MC primary malignant peritoneal neoplasm?
    Malignant mesotheliomaQ

Card Set Information

Author:
surgerymaster
ID:
334910
Filename:
MCQ - Peritoneum abscess, Mesentary
Updated:
2017-10-09 11:46:39
Tags:
Peritoneum
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Description:
Peritoneum
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