Cardiac Enzymes, Ref. Ranges, & Tests

Question 1

Cardiac Enzyme

Creatine kinase MB isoenzyme

*___ ___ to ___ *

__% of the Total CK (___ to ___ units/L)

Elevated Levels First Detectable: ___ to ___ ___

Duration of Elevated Levels: ___ to ___ ___

Answer 1

Cardiac Enzyme

Creatine kinase MB isoenzyme

*More Sensitive to Myocardium *

0% of the Total CK (30 to 170 units/L)

Elevated Levels First Detectable: 3 to 6 Hr

Duration of Elevated Levels: 2 to 3 Days

Question 2

Cardiac Enzyme

Troponin T

Less than ___ ng/mL

Elevated Levels First Detectable: ___ to ___ ___

Duration of Elevated Levels: ___ to ___ ___

Answer 2

Cardiac Enzyme

Troponin T

Less than 0.1 ng/mL

Elevated Levels First Detectable: 2 to 3 Hr

Duration of Elevated Levels: 10 to 14 Days

Question 3

Cardiac Enzyme

Troponin I

Less than ___ ng/mL

Elevated Levels First Detectable: ___ to ___ ___

Duration of Elevated Levels: ___ to ___ ___

Answer 3

Cardiac Enzyme

Troponin I

Less than 0.03 ng/mL

Elevated Levels First Detectable: 2 to 3 Hr

Duration of Elevated Levels: 7 to 10 Days

Question 4

Cardiac Enzyme

Myoglobin

Less than ___ mcg/mL

Elevated Levels First Detectable: ___ to ___ ___

Duration of Elevated Levels: ___ ___

Answer 4

Cardiac Enzyme

Myoglobin

Less than 90 mcg/mL

Elevated Levels First Detectable: 2 to 3 Hr

Duration of Elevated Levels: 24 Hr

Question 5

Cardiac Tests

Cholesterol (Total)

Less than ___ mg/dL

Purpose?

Answer 5

Cardiac Tests

Cholesterol (Total)

Less than 200 mg/dL

Purpose: Screening for Heart Disease

Question 6

Cardiac Tests

LDL

Less than ___ mg/dL

Purpose?

Answer 6

Cardiac Tests

LDL

Less than 130 mg/dL

Purpose: “Bad” Cholesterol, Transports cholesterol to the body’s cells from the liver

Question 7

Cardiac Tests

Triglycerides

Males: ___ to ___ mg/dL
Females: ___ to ___ mg/dL

Purpose?

Answer 7

Cardiac Tests

Triglycerides

Males: 40 to 160 mg/dL
Females: 35 to 135 mg/dL

Purpose: Evaluated the client’s Risk for Heart Disease

Question 8

Cardiac Tests

HDL

Males: ___ than ___ mg/dL
Females: ___ than ___ mg/dL

Purpose?

Answer 8

Cardiac Tests

HDL

Males: Greater than 45 mg/dL
Females: Greater than 55 mg/dL

Purpose: “Good” Cholesterol, Protects coronary arteries from heart disease by transporting cholesterol from the body’s cells to the liver.