Sunday, May 25, 2008


We will be updating the MCQs on a regular basis - the plan is to cover the important topics in every module and then round off with a module ending mock exam on the pattern of the actual exam. Lets start off with GIT and HBS ( a long and seemingly never ending module) – the first few sessions will cover important topics and FAQs related to the liver


Q1. Regarding hepatic anatomy,
a) ligamentum teres contains the remnant of the umbilical vein
b) the quadrate lobe is part of the right lobe of liver
c) the caudate lobe has a venous drainage distinct from the rest of the liver
d) Reidl’s lobe is more common in males
e) The fissure for the ligementum venosum separates the quadrate lobe from the rest of the liver

Answers :
a) True
b) False, left lobe
c) True
d) False
e) False, caudate lobe

Q2 . Regarding the hepatic vasculature,
a) celiac artery is the artery of the embryonic midgut
b) cystic artery is most commonly a branch of the common hepatic artery
c) completely supplied by the SMA in 5 % population
d) hepatic veins have an extrahepatic component
e) the replaced right hepatic artery commonly arises from SMA

Answers :
a) False, foregut
b) False, right hepatic A
c) True ( 2.5 – 5%)
d) False
e) True

Q3. The following statements are true :
a) Hepatic CT attenuation is 80 to 100 HU on precontrast scans
b) Precontrast hepatic attenuation is equal to/less than the pancreas
c) CTAP is the preferred technique for hypovascular lesions
d) Hepatic signal intensity is less than the spleen on T1W SE images
e) Hepatic signal intensity is more than the spleen on T2w SE images

a) false, 40-70 HU
b) false, greater
c) True

Q4) The following are causes of increased hepatic attenuation

a) fatty liver
b) amiodarone
c) glycogen storage disorders
d) viral hepatitis
e) wilsons disease

Answers :

a) False
b) True
c) True
d) False
e) True

Q5) causes of diffusely decreased hepatic echogenicity include
a) fatty liver
b) acute viral hepatitis
c) glycogen storage disorders
d) cardiac failure
e) cirrhosis

Answers :
a) false
b) true
c) false
d) true
e) false

Q6 ) Regarding primary hemochromatosis, the following are true
a) Is linked to chromosome 11
b) is associated with an increased risk of hepatic adenoma
c) is associated with decreased hepatic CT attenuation
d) normal pancreatic signal in noncirrhotics
e) commonly affects hepatic RES cells

Answers :
a) false, chr 6
b) false, HCC ( 14-30%)
c) false, increased
d) true
e) false , parenchymal
Q7) The following are true regarding abdominal echinococcal infection
a) peritoneum is the second most common site in the body
b) multiple hepatic lesions are seen in majority
c) communication with biliary tree is most commonly with the common heptic duct
d) percutaneous aspiration is associated with a risk of anaphylaxis in 5%
e) calcification of the wall implies dead parasite

Answers :

a)false, lung
b) false, 20%
c) false, Right hepatic duct
d) false, 0.3%
e) false

Q8) Regarding hepatic infections :
a) Schistosomiasis is associated with an increased risk of HCC
b) amebic abscesses are commonly multiple
c) majority of hepatic abcesses are pyogenic
d) hepatic echinococcal cysts rupture in 10%
e)cluster sign is more commonly seen in pyogenic abscesses of
biliary origin

Answers :
a) true
b) false
c) true, 85%
d) false, 50 – 90%
e) true

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