Cardiac Markers Flashcards

1
Q

Cardiac Markers

A

Creatinine Kinase, Troponin

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2
Q

Creatine Kinase Isoenzyme

A

CK1 (BB) 0 %; CK2 (MB) 0-5 %; CK3 (MM) 95 - 100 %

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3
Q

CK1 (BB)

A

Brain; 0%

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4
Q

CK2 (MB)

A

Heart; 1st enzyme to rise after MI; remains elevated for 72 hrs; 0 - 5 %

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5
Q

CK3 (MM)

A

Skeletal Muscle; 95 - 100 %

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6
Q

Troponin

A

0.0 - 0.3 ng/mL; Critical > 0.3 ng/mL (d/t AMI or other cardiac injury)

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7
Q

Troponin Subunits

A

Troponin I, Troponin C, Troponin T; This is a more cardiac specific

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8
Q

Troponin I

A

Myocardial necrosis; after MI remains elevated for 7 days

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9
Q

Troponin C

A

Least cardiac specific

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10
Q

Troponin T

A

Cardiac specific but may be elevated with renal & skeletal muscle dz

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11
Q

Creatinine Kinase, Troponin

A

Cardiac Markers

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12
Q

CK1 (BB) 0 %; CK2 (MB) 0-5 %; CK3 (MM) 95 - 100 %

A

Creatine Kinase Isoenzyme

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13
Q

Brain; 0%

A

CK1 (BB)

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14
Q

Heart; 1st enzyme to rise after MI; remains elevated for 72 hrs; 0 - 5 %

A

CK2 (MB)

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15
Q

Skeletal Muscle; 95 - 100 %

A

CK3 (MM)

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16
Q

0.0 - 0.3 ng/mL; Critical > 0.3 ng/mL (d/t AMI or other cardiac injury)

A

Troponin

17
Q

Troponin I, Troponin C, Troponin T; This is a more cardiac specific

A

Troponin Subunits

18
Q

Myocardial necrosis; after MI remains elevated for 7 days

A

Troponin I

19
Q

Least cardiac specific

A

Troponin C

20
Q

Cardiac specific but may be elevated with renal & skeletal muscle dz

A

Troponin T