Twelve Lead EKG Flashcards Preview

Cardiology > Twelve Lead EKG > Flashcards

Flashcards in Twelve Lead EKG Deck (19)
Loading flashcards...
0
Q

Which leads are part of the septal group?

A

V1

V2

1
Q

What are the four groupings of leads?

A

Septal
Anterior
Lateral
Inferior

2
Q

Which leads are part of the anterior group?

A

V3

V4

3
Q

Which leads are part of the lateral group?

A

V5
V6
I
AvL

4
Q

Which leads are part of the inferior group?

A

II
III
AvF

5
Q

What does ST segment elevation indicate?

A

Injury, progressing to infarction

6
Q

What does ST segment depression indicate?

A

Ischemia

7
Q

What does symmetrical T wave inversion indicate?

A

Ischemia

8
Q

How do you determine injury to the heart muscle in an area of the heart?

A

ST segment elevation of 1 mm or more in any two anatomically contiguous leads in the lead group corresponding to that area.

9
Q

What is indicated by elevation in

Il, IlI, AvF?

A

Inferior wall infarction RCA (marginal artery)

10
Q

What is indicated by elevation in

V1, V2?

A

Septal wall infarction

11
Q

What is indicated by elevation in

V3, V4?

A

Anterior wall infarction (LAD)

12
Q

What is indicated by elevation in

V5, V6, I, AvL?

A

Lateral wall infarction (circumflex)

13
Q

What is indicated by elevation in

V8, V9?

A

That’s a fifteen lead

Posterior wall infarction (rt posterior descending)

14
Q

What is indicated by elevation in

V4R?

A

That’s a fifteen lead

Right ventricular infarct

15
Q

What is indicated by depression in

I, AvL?

A

Inferior wall infarction RCA (marginal artery)

16
Q

What is indicated by depression in

II, III, AvF?

A

Anterior wall infarction (LAD)
-Or-
Lateral wall infarction (circumflex)

17
Q

What is indicated by depression in

V1, V2, V3, V4?

A

Posterior wall infarction (Rt posterior descend)

18
Q

When should you pull a 15 lead?

A

Inferior wall infarction
Depression in V1,V2,V3 only
No abnormalities, but patient is symptomatic of MI