18 Questions
What is the main risk factor for cholesterol gall stones?
Obesity
Which of the following is NOT a risk factor for developing cholesterol gall stones?
Frequent exercise
What is the main difference between black and brown pigment stones?
Occurrence in infected bile ducts
Which factor is responsible for the acceleration of cholesterol nucleation in the bile?
Hypomotility of the gallbladder
What promotes the aggregation of nucleated crystals into gallstones?
Hypersecretion of mucus in the gallbladder
Which demographic group has a higher prevalence of gallstones?
Western countries
What are some of the risk factors associated with cholelithiasis?
Demography, chronic hemolysis, and liver cirrhosis
Which gastrointestinal disorder is NOT mentioned as a risk factor for cholelithiasis?
Ulcerative colitis
What is a complication of cholelithiasis that involves inflammation of the gallbladder?
Gallstone ileus
What is the most common major complication of gallstones?
Acute calculous cholecystitis
What is the pathogenesis of acute calculous cholecystitis?
Bile stasis and concentration due to stone obstruction
What percentage of acute cholecystitis cases are due to obstruction by gallstones?
90%
What is the primary cause of chronic cholecystitis?
Super-saturation of bile
Which of the following is a characteristic feature of chronic cholecystitis on gross examination?
Thick wall and presence of stones
What is the primary cause of cholangitis?
Bacterial infection of bile ducts
Which feature is NOT typically seen in advanced histopathology of chronic cholecystitis?
Scattered lymphocytes
What term is used to describe outpouchings of the mucosal epithelium through the gallbladder wall in chronic cholecystitis?
Rokitansky-Aschoff sinuses
What is the main pathological process leading to stone formation in chronic cholecystitis?
Super-saturation of bile
This quiz covers diseases of the gallbladder and biliary tree, focusing on gall stones, cholecystitis types, and the pathogenesis of cholesterol stones. Test your knowledge on the assessment of gall stones and complications, as well as identifying different types of cholecystitis.
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