ACS Flashcards
How long does stable angina last?
5-15 minutes
What are the leads for an anterior MI? What is the vessel involved?
V1-V6
LAD
What are the leads that will show a septal MI? What is the vessel involved?
V1-V3
LAD
What are the leads that show an inferior MI? What is the vessel involved?
II, III, and aVF
RCA or LC
What are the leads that show a lateral MI? What is the vessel involved?
I aVL V5 V6 Left circumflex
What are the leads that show a posterior MI? What is the vessel involved?
V7, V8, V9
RCA or left circumflex
What are the leads that will show a right ventricular MI? What is the vessel involved?
V1
V4R
RCA
What leads will show reciprocal changes with an inferior MI?
I
aVL
What leads will show reciprocal changes with an lateral MI?
II, III, aVF
What leads will show reciprocal changes with an posterior MI?
V1-V3
What leads will show reciprocal changes with an right ventricular MI?
I aVL
When is the initial elevation, peak and return to baseline in an MI for myoglobin?
1-4 h
6-7 h
18-24 h
When is the initial elevation, peak and return to baseline in an MI for CK-MB?
4-12
10-24
48-72
When is the initial elevation, peak and return to baseline in an MI for trop I?
3-12
10-24
3-10 d
When is the initial elevation, peak and return to baseline in an MI for trop T?
3-12 h
12-48 h
5-14 d
How many contiguous leads are needed to diagnose an MI? How many mm of elevation?
Two or more
1 mm or more
What are the components of the TIMI risk scoring system?
- 65 or older
- 3+CAD risk factors
- Known CAD
- ASA use in past week
- Severe angina
- Positive cardiac markers
What are the three, non-pharmacologic treatments that chest pain pts get right away?
IV
O2
Monitor
