Lipids

Question 1

what is the good role of cholesterol

one example of bad

Answer 1

sex hormones
bile acids
energy source
cell membranes

bad= vascular sclerotic disease

Question 2

what do you get with a lipid profile test

Answer 2

total cholesterol
LDL-c (calculated)
HDL
TG

Question 3

why is cholesterol checked

Answer 3

assess for hyperlipidemia

identify risk for atherosclerotic cardiovascular disease

Question 4

what is the leading cause of death in US

Answer 4

cardiovascular disease

Question 5

in which group of ppl is increased chol a larger factor in causing death?

those with CHD or those without

Answer 5

those without coronary heart disease have a higher correlation to death and high cholesterol

Question 6

where do LDLs deliver chol

HDL?

Answer 6

LDL- to body cells

HDL to liver for excretion

Question 7

LDL-c

Answer 7

low denisity lipoprotein (calculated)

Question 8

HDL

Answer 8

high density lipoprotein

Question 9

VLDL

Answer 9

very low density lipoprotein

Question 10

TRG

Answer 10

triglycerides

Question 11

what are indications to run lipid panel

Answer 11

determining risk of cardiovascular disease

evaluate respones to dietary / drug therapy to treat hypercholesterolemia

investigate hypercholesterolemia for pts with fam history of cardiovascular disease

Question 12

why should you get a fasting blood draw for lipid panel

Answer 12

because although LDL and HDL do not differ much, high difference in TGs with fasting vs not fasting

Question 13

when do we screen men for lipid disorders

men with increased risk of coronary heart disease

Answer 13

men 35 years and older

increased risk= 20-35

Question 14

when do we screen women for lipid disorders

women with increased risk of coronary heart disease

Answer 14

45 years and older

increased risk= 20-45

Question 15

high TG levels make what innacurate

Answer 15

calculated LDL measures are innacurate

Question 16

HDL high levels vs low levels

Answer 16

high= protective

low= increaed risk for CAD

Question 17

what elevates HDL

Answer 17

fish oils

exercise

Question 18

what do statin drugs do to LDL or HDL

Answer 18

LDL= decrease with statin

HDL= increase with statin

this is great drug

Question 19

how should you think of TG

Answer 19

bloodstream fat

Question 20

does high chol mean pt has heart disease

Answer 20

no

this would just help determine risk for heart diseaes

Question 21

what should pt do before taking lipid panel

Answer 21

no alcohol 24 hours

no durgs that alter chol within 12 hours

dont lay down for 20 mins before test

fasting 12 hours before

Question 22

what causes increase in total cholesterol

Answer 22

alcholism
renal failure
HIGH FAT DIET
OBESITY
ischemic heart disease

Question 23

reasons for decreased cholesterol

Answer 23

burns
COPD
malabsorption

Question 24

what does the cholesterol ration tell oyu

Answer 24

amount of good chol compared to bad

optimal is 3.5 : 1

Question 25

interferring factors for TG measurement

Answer 25

recent fatty meals and ETOH consumption

Question 26

causes of high TG

Answer 26

alcholism

uncontrolled diabetes

Question 27

what is the major lipoprotein associated with atherosclerosis

Answer 27

LDL

Question 28

what can high TG levels interfere with

Answer 28

LDL calculated measures

Question 29

how quickly should you check lipid panel after starting statin

Answer 29

4-12 weeks

then recheck every 3-12 months until stable

Question 30

what lab ordered to check a pts chol

Answer 30

lipid panel