Cardiac Review (CE2)

Question 1

NYHA Stage I

Answer 1

no functional limitations or sx w ordinary activity

Question 2

NYHA Stage II

Answer 2

slight sx with ordinary functional activities

comfortable at rest

Question 3

NYHA Stage III

Answer 3

marked by limitation w any activity

only comfortable at rest

Question 4

NYHA IV

Answer 4

any activity brings on discomfort

sx at rest

Question 4

AHA/ACC Stage A

Answer 4

high risk for developing CHF

no structural damage

Question 5

AHA/ACC Stage B

Answer 5

structural damage
no sx

Question 6

AHA/ACC Stage C

Answer 6

structural damage & sx
controlled w meds

Question 7

AHA/ACC Stage D

Answer 7

advanced dz requiring in-hospital assistance, ventricular assist device, or cardiac tx

Question 8

what is creatine kinase (CK) a biochemical marker of

Answer 8

general measure of overall ms tissue death

Question 9

what are norms for CK

Answer 9

male < 174
female < 140

Question 10

what time period does CK elevate within

Answer 10

4-8 hours after MI

Question 11

when do CK levels peak after MI

Answer 11

10-24hrs

Question 12

what is CK-MB a biochemical marker of

Answer 12

isoenzyme of CK specific to heart

Question 12

when do CK levels return to normal s/p MI

Answer 12

2-3 days

Question 13

what is the normal value of CK-MB

Answer 13

0-7.5

Question 14

what time period does CK-MB elevate within

Answer 14

4-8 hours

rises more gradually than CK (1-2 hours longer)

Question 15

when do CK-MB levels peak after MI

Answer 15

10-24hrs

Question 16

when do CK-MB levels return to normal s/p MI

Answer 16

3 days post MI

Question 17

what are troponins biochemical markers of

Answer 17

regulate calcium contractile process of skeletal muscle

Question 18

what are cardiac specific troponins

Answer 18

TnI
TnT

Question 19

what is the normal value of Troponin I (TnI)

Answer 19

0-0.1

Question 20

what time period does troponin I elevate within after an MI

Answer 20

4-6hrs

Question 21

when does troponin I levels peak s/p MI

Answer 21

10-24hrs

Question 22

when do troponin I levels return to normal after MI

Answer 22

5-9 days

Question 23

what is the normal value for troponin T (TnT)

Answer 23

0-0.2

Question 24

what time period does troponin T elevate within after MI

Answer 24

4-6hrs

Question 24

when do troponin T levels peak s/p MI

Answer 24

10-24hrs

Question 25

when does troponin T levels return to normal after MI

Answer 25

7-12days