Dr. Wilson Liver Lecture Flashcards

1
Q

hepatic encephalopathy is an example of a _________ problem

A

biochemical

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2
Q

________ problems are usually due to hydrostatic pressure

A

mechanical

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3
Q

what is steotosis?

A

fat cells that displace normal cells

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4
Q

the occurrence of confusion, altered level of consciousness, and coma as a result of liver failure

A

hepatic encephalopathy

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5
Q

2 intrahepatic and extrahepatic vasodilators in portal HTN

A

NO, carbon monoxide

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6
Q

increase in dilation of abdominal vessels

A

portal HTN gastropathy (PHG)

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7
Q

3 extrahepatic vasodilators

A
  1. glucagon
  2. bile acids
  3. prostaglandins
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8
Q

2 mechanical treatments of portal HTN

A

endoscopic therapy

TIPS (shunt within liver)

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9
Q

2 pharmacologic treamtents of portal HTN

A

beta blockers

somatostatin derivatives

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10
Q

3 things to avoid if you have portal HTN

A
  1. salt
  2. excessive fluids
  3. aggressive exss
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11
Q

what is a protein that is concentrated in the fluid build up in ascites?

A

albumin

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12
Q

two steps to hepatorenal syndrome

A
  1. arterial under filling

2. renal constriction

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13
Q

type 1 hepatorenal syndrome is an ______________ situation

A

emergent

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14
Q

how to cure HR syndrome?

A

liver transplant

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15
Q

bilirubin

A

breakdown of heme

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16
Q

jaundice is a disorder of __________

A

metabolism/excretion

17
Q

what causes the cognitive symptoms in hepatic encephalopathy?

A

ammonia - liver can’t break down and it crosses the blood-brain barrier

18
Q

we want to restrict a HE pt’s ______

A

protein

19
Q

normal liver size

A

1.5 kg

20
Q

won’t take a liver for transplant if it has more than ______ percent fat

A

30

21
Q

HVPG

A

hepatic venous pressure gradient

22
Q

if HVPG is greater than _____, portal HTN is present

A

15 mmhg

23
Q

what happens to the vessels in the liver when there is increased portal pressure?

A

they constrict

24
Q

normal pressure in liver

A

8 mmhg

25
Q

for a pt with ascites, they should not consume more than _______ mg of Na/day

A

300-500

26
Q

increased pressure in the liver causes (2)

A

DILATION IN VESSELS OUTSIDE LIVER

  1. engorged spleen
  2. esophagus varices
27
Q

beta blockers help to ____________

A

vasodilate

28
Q

hydrothorax

A

water in chest from ascites

29
Q

treatment of _______ and _______ is very similar

A

ascites and edema

30
Q

what position increases kidney function?

A

supine

31
Q

which type of hepatorenal syndrome patients can get dialysis?

A

1

32
Q

bilirubin leads to…

A

cirrhosis

33
Q

when is bilirubin clinically apparent?

A

serum is about 3 mg/dl