Cardiac Lab Values

Question 1

Proteins found in the heart muscle that are released into the bloodstream when there is cardiac damage:

a. troponin
b. PTT
c. prothrombin

Answer 1

troponin

Question 2

Troponin tests are primarily ordered to diagnose all of the following except:

a. heart attack
b. CHF
c. cardiomyopathy
d. kidney disease
e. all are correct

Answer 2

e.

Question 3

T/F The more damage there is to the heart, the higher the troponin levels

Answer 3

True

Question 4

T/F Having normal troponin levels 12 hours after chest pain indicated a heart attack is unlikely

Answer 4

True

Question 5

T/F Troponin levels may remain high for up to 2 weeks following a heart attack

Answer 5

True

Question 6

T/F A patient with a heart attack will not have a rise of troponin for at least 6 hours

Answer 6

False, within 6 hours

Question 7

Which value is a normal troponin level:
a. 0ng/ml
b 2-3ng/ml
c. 2.5-3.5 ng/ml
d.02ng/ml

Answer 7

A. anything less than .01 is considered normal. Should be undetectable