dyslipidemia Flashcards

1
Q

who should be screened for HLD

A

men and women >40yo

younger adults >18yo if they have CAD risk factors

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2
Q

what are the risk factors for CAD

A

DM
tobacco use, HTN
family hx of CVD before 50yo in male relatives and before 60yo in females
familial hyperlipidemia

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3
Q

very high risk for HLD criteria

A

established CAD, atherosclerotic cerebrovascular disease , aortic aneurysm or peripheral arterial disease
DM + CKD
familial hypercholesterolemia

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4
Q

high risk for HLD criteria

A

moderate to severe CKD (eGFR <60ml/min)
DM without established CAD, atherosclerotic cerebrovascular disease , aortic aneurysm or peripheral arterial disease or CKD

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5
Q

what is the LDL target for very high risk group

A

<2.1

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6
Q

what is the LDL targets for high risk group

A

<2.6

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7
Q

what is the LDL targets for intermediate risk group

A

<3.4

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8
Q

what is the LDL targets for the low risk group

A

< 4.1

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9
Q

MOA of statins

A

catalyses the rate limiting step in hepatic intracellular cholesterol synthesis.
inhibition indirectly causes increased cellular uptake of LDL molecules and lower the intravascular circulating LDL concentration effectively

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10
Q

ADR of statins

A

GI (after food)
hepatotoxicity (counsel jaundice)
muscle breakdown (counsel unexplained muscle pain)

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11
Q

statins contraindications

A

active liver disease

alcoholism

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12
Q

statins preggo?

A

no

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13
Q

statins BF

A

no

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14
Q

which are the 3 statins that must be at night

A

fluva, lova, simva

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15
Q

which are the 3 statins that can be given anytime

A

prava, atorva, rosuva

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16
Q

low intensity LDL reduction options (4)

A

silva 10
prava 10-20
lova 20
fluva 20-40

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17
Q

moderate intensity statin therapy (high risk patients) (6)

A
atorva 10-20
rosuva 5-10
simva 20-40
prava 40-80
lova 40 
fluva 80 (40bd)
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18
Q

high intensity (very high risk patients) (2)

A

atorva 80

rosuva 20-40

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19
Q

name the cholesterol absorption inhibitor

A

ezetimibe 10mg

20
Q

Use of ezetimibe

A

lower LDL

21
Q

how does ezetimibe work

A

selectively block absorption of dietary and biliary cholesterol through intestinal wall `

22
Q

dosing of ezetimibe

A

10 OD with or without food

23
Q

ADR of ezetimibe

A

diarrhoea

24
Q

DDI of ezetimibe

A

2h hours before or 4 hours after cholestyramine

25
Q

ezetimibe preggo

A

ok (c)

26
Q

name 2 fabric acids

A

gemfibrozil

fenofibrate

27
Q

what are fabric acids used for

A

lower TG

28
Q

is fenofibrate or gemfibrozil more effective in lowering LDL

A

fenofibrate

29
Q

gemfibrozil dosing

A

600mg bd

30 min before food

30
Q

fenofibrate dosing

A

100mg ads or 300om with food

maintenance 100mg bd, max 100mg ads

31
Q

gemfibrozil and fenofibrate conversion

A

gemfibrozil 1200 mg = fenofibrate 300mg

32
Q

ADR of fibric acids (5)

A

nausea, dyspepsia, stomach pain, rash, liver enzyme elevation

33
Q

contraindications for fabric acids

A
pre-exisiting gallbladder disease 
hepatic dysfunction 
severe renal disease 
- CrCl<50
- no fenofibrate if CrCl <30ml/min 
- low dose if CrCl 30-59
34
Q

how does warfarin affect fibric acid

A

increase warfarin level, may need to decrease warfarin dose

35
Q

statin and fabric acid DDI

A

may increase risk of myopathy

36
Q

fibric acid preggo?

A

cat c

37
Q

name a bile acid sequestrate

A

cholestyramine

38
Q

cholestyramine MOA

A

resins bind to bile acid in intestines, exit body via feces, liver converts more cholesterol into bile acids –> lower cholesterol

39
Q

cholestyramine dosing

A

4g 1-2 times a day

max 24g/day

40
Q

ADR of cholestyramine

A

abdominal fullness, gas, constipation, bloating, nausea, dyspepsia

take with at least 180ml of water to minimise constipation

41
Q

cholestyramine DDI

A

many DDI due to binding

42
Q

when to discontinue cholestyramine

A

TG > 4.5mmol/L

43
Q

nicotinic acid usage

A

increase HDL and decrease TG

44
Q

nicotinic acid ADR

A

flushing, pruritus
titrate slowly and take with food
aspirin 100-300mg 30-60 min prior to administration

GI distress (titrate slowly and take with food)
hepatotoxicity
hyperuricemia
hyperglycaemia

45
Q

contraindications of nicotinic acid

A

liver disease, active PUD

GERD, DM, gout

46
Q

DDI of nicotinic acid

A

statin
adrenergic blocking agents
antioxidants may interfere with HDL raising effects of niacin

47
Q

place in therapy for HLD for omega 3 FA

A

inhibit hepatic TF synthesis, Lowe TF

2-4g of EPA+DHA