GASTROENTEROLOGY ARTICLE OF THE WEEK
April 15, 2010
Huffman JL, Schenker S. Acute acalculous cholecystitis: A review. Clin Gastroenterol Hepatol 2010;8:15-22.
1. Which of the following pathophysiologic mechanisms are involved in the development of acute acalculous cholecystitis (AAC)?
a. cystic duct obstruction
b. ischemia
c. bile stasis
d. increased epithelial permeability
e. gallbladder wall erosion by gallstones
2. The most important parameter in establishing the diagnosis of AAC is:
a. pattern of liver enzyme elevation
b. imaging studies
c. presence of typical signs and symptoms
d. patient’s history
True or False
3. CT scan is the best test to diagnose AAC.
4. AAC is more common in males.
5. AAC develops only in critically ill inpatients.
6. If cholecystostomy is performed, the tract matures after 3 weeks, and the catheter should not be removed before that time.
7. The finding of a 4mm thick GB wall on US is diagnostic for AAC.
8. HIDA scan has a high rate of false positive findings due to the defective gallbladder emptying capacity in seriously ill inpatients.