Liver and Friends Flashcards
Which Hepatitis virus is a DNA virus, rather than RNA?
Hepatitis B Virus (HBV)
Which Hepatitis viruses transmit via faeco-oral transmission?
HAV, HEV
fAEcal
Which Hepatitis viruses transmit via blood-blood transmission?
HBV, HCV, HDV
Who is at risk of contracting HDV? What is the management of HDV?
Person with HBV.
Can only get HDV WITH HBV.
Management: Pegasys: pegylated interferon-a 48wks
Acute HBV will show which antibody?
Past-exposure/ current HBV will show which Antibody?
Acute <6months - Anti-HBV IgM
Past-exposure - Anti-HBV IgG
Which Hepatitis Virus has no vaccine?
Hepatitis C - can be re-infected
Which Hepatitis Virus are you more likely to get if young?
Hepatitis A
Which Hepatitis Viruses give you a greater risk of developing Chronic Liver Disease/ Hepatocellular carcinoma?
Blood-Blood transmission viruses
HBV, HCV, HDV
Pt presents with Jaundice, fever and RUQ abdominal pain. They describe pale stools and you notice pruritus.
Likely diagnosis? Investigations?
Management
Acute Cholangitis
1L Transabdominal US
GOLD: ERCP + Biopsy
(Endoscopic retrograde cholangiopancreatography)
Mx: ABx, ERCRP Drainage + Decompression
Pt presents with RUQ Pain which started 9 hours ago, and a positive Murphy’s sign.
Investigation, Management?
Acute Cholecystitis
GOLD: Abdominal US
Mx: Early Laparascopic Cholecystectomy (w/in 1 wk)
Define Biliary Colic
Steady severe abdominal pain (intensity >5) in the right upper quadrant, lasting 15-30 minutes
Management of gallstones
Asymptomatic: conservative
Asymptomatic but stone in common bile duct: clearance + laparoscopic cholecystectomy
Symptomatic: Cholecystectomy
A 50yr old F comes in with RUQ pain, fatigue, pruritus. She complains of a dry mouth and teary eyes. Palpation reveals hepatomegaly.
Investigations, likely diagnosis, management?
PBC-specific Autoantibody - AMA (Antimitochondrial Antibodies)
Primary Biliary Cholangitis
Mx: Ursodeoxycholic Acid - bile acid analogue + Prednisolone
What drug is used to treat cholestatic pruritus?
Cholestyramine
Pt presents with epigastric stabbing pain radiating to their back. Pain is relieved when moving forward. Theyre feverish and vomiting.
Likely diagnosis? Investigations
Causes? Mx?
Acute Pancreatitis
Causes: GET SMASHED
- gallstones
- Alcohol binge
- scorpion venom
Investigations: Elevated serum lipase/ amylase
IV Fluid Resus w/ crytalloids
Signs of severe haemorrhagic pancreatitis?
Cullen’s sign: blue colour around umbilicus
Grey-Turner’s sign: blue colour around flank
Pt presents with dull epigastric pain radiating to their back and steatorrhoea. Pain is worse after a fatty meal, and is relieved when sitting forward.
They are jaundice and you notice skin nodules.
Likely diagnosis? Investigations?
Chronic pancreatitis
Inv: Elevated BG
GOLD: CT abdomen - calcifications, enlargements, duct dilation
Mx: Alcohol abstinence, diet. Analgesia, insulin, pancreatic enzyme replacement.
Coeliac plexus block, pancreatectomy
Most common complication of acute liver failure
Infection
Management of Liver Failure
Underlying
Encephalopathy - IV Lactulose + Mannitol
Coagulopathy - VitK, fresh frozen plasma
Peritonitis - broad Abx
How do we determine if someone should have a liver transplant in the context of paracetamol overdose?
King’s College Hospital Criteria for Liver Transplant
- arterial pH OR
prothrombin time
+ creatinine
+ Grade III/ IV encephalopathy