Hepatobiliary Pathology Flashcards
How man lobes are in the liver?
2 lobes
The liver is involved in carbohydrate metabolism, and with the storage of?
Glycogen
Jaundice is the yellowing of the skin and the conjunctivae and is seen with raised bilirubin to above which levels?
> 40mmol/L
Bilirubin is a breakdown product of?
Haemoglobin
What are the two forms of bilirubin?
Unconjugated water insoluble form
Conjugated in the liver to glucuronic acid
What does bilirubin conjugate to?
Glucuronic acid
Unconjugated bilirubin binds to which trnasport protein?
Albumin, becoming fat soluble and potentially toxic.
Conjugated bilirubin is soluble in what and is normally excreted as?
Water soluble
Excreted in the bile
What are the three main pathologies that cause jaundice?
- hepatitis
- alcoholic liver disease
- hemochromatosis
What are some possible causes of hepatisis?
- noninfectious causes
- viral
- bacterial
What are the two types of hepatitis?
chronic and acute
HepA (acute) virus is normally spread through which route?
The Faeco-oral route
HepB Virus is usually spread through which route and account for how much of the chronic infections of the liver?
Parenteral
Around 4% progress to chronic infection –> cirrhosis and possible hepatocellular carcinoma
HepC virus is usually spread through which route and accounts for how much of the chronic liver infections?
Parenteral
around 85% of chronic liver infections
What type of morphology is seen of the hepatocytes with acute viral hepatitis?
Hepatocytes appear swollen and vacuolated, ballooning degeneration’ with hepatomegaly.
Focal necrosis of hepatocytes
Apoptosis
Eosinophilic councilman bodies.
What type of hepatocytes are seen with chronic viral hepatitis?
Ground glass hepatocytes, possible viral inclusion bodies.