Liver 1-5

Cardiac surgery Review Questions

Medical Questions from Exams.

Questions in Liver and Hepatic Surgery

Liver Secondaries    Hydatid disease     Hepatocellular carcinoma       Questions on Portal hypertension     Liver Physiology     Liver Transplant

 

Q1. Which of the following structures is  not part of  the portal triad in liver
 
a) Portal Vein
b) Hepatic vein
c) Hepatic Artery
d) Bile Duct

  1.b

Hepatic vein does not form part of the portal triad. It forms the central vein around which the hepatocytes are arranged and on the periphery is the portal triad consisting of Portal Vein posteriorly, the bile duct on the right and Hepatic artery on the left.
Portal triad

 
 Q2. Which of the following has the weakest  association with Hepatocellular Carcinoma
(HCC)
 a) Hepatitis B
b) Hepatitis C
c) oral contraceptives
d) Smoking
 
    2. c
Hepatitis B and Hepatitis C have known association with cirrhosis and Hepatocellular Carcinoma.
Other significant risk factors are
Chronic alcohol abuse
Smoking
Aflatoxins
Nitrates, NItrites
Haemochromatosis, Wilson, Aplpha 1 Antitrypsin deficiemcy
Throrotrast
Associations with hormonal manipulations such as the use of oral contraceptive agents and anabolic steroids have been suggested but are weak
 
Sabiston 20 th

 
Q3. Which is not a paraneoplastic syndrome  for Hepatocellular Carcinoma
 
a) Hypercalcemia
b) Hypoglycemia
c) Erythrocytosis
d) Hyperglycemia

 3. d

 
Less than 1% of cases of HCC present as a paraneoplastic syndrome, most commonly hypercalcemia, hypoglycemia, and erythrocytosis

 
Q4.  Which is the most common cause of Hemobilia
 
a) Blunt Trauma Abdomen
b) Iatrogenic injury
c) Cholelithiasis

d) Hepatic artery aneurysm

 4. b

Earlier Blunt Abdominal trauma was the most common cause of Hemobilia.
But recently with the advent of more interventional procedures like PTBD  (Percutaneous Transhepatic Biliary Drainage), hemobilia has become more common.

 
 Q5. Which is not true regarding Haemangioendothelioma of liver?
a) It is a rare tumor
b) It is highly vascular
c) It involves both lobes of the liver

d)) In 50% cases it has extrahepatic spread.

 5.d

All the above are true except the fourth choice. In one fourth cases extrahepatic spread occurs. Death is usually due to liver failure.

 
 
 
 
 
 
 
 
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