Performing 12 lead ECG

Question 1

After introducing yourself, ID, explain, consent position and expose, what needs to be done?

Answer 1

Shave hair/degrease patient

Enter pt details into machine

Question 2

Where do the 10 leads go?

Answer 2

4 limb leads, 6 chest leads

Limbs leads on wrist/ankles

Question 3

Where do V1 and V2 go?

Answer 3

4th intercostal space, R and L sternal edge

Find angle of louis (2nd intercostal space) and count down

Question 4

Where do V3 and V4 go?

Answer 4

V4 5th intercostal space, mid clavicular line

V3 inbetween V2 and V4

Question 5

Where do V5 and V6 go?

Answer 5

Horizontal to V4, anterior and mid axillary line

Question 6

What do you do after putting the stickers in place?

Answer 6

Attach leads
Ask patient to lie still (sunbathing on a beach)
Capture ECG and print
Write on if pt had chest pain at the time
Disconnect leads and pads and allow patient to dress
Thank patient

Question 7

Which leads are septal?

Answer 7

V1, V2

Question 8

Which leads are anterior?

Answer 8

V2, V3, V4

Question 9

Which leads are lateral?

Answer 9

V5, V6

I, aVL

Question 10

Which leads are inferior?

Answer 10

II, II, aVF

Question 11

Which artery has been occluded if there is ST elevation in V2, V3, V4?

Answer 11

Anterior MI so LAD

Question 12

Which artery has been occluded if there is ST elevation in V5, V6, I and aVL?

Answer 12

Circumflex

Question 13

Which artery has been occluded if there is ST elevation in II, III and aVF?

Answer 13

RCA