ECG coronary territories

Question 1

What would ECG chanages in V1-V4 suggest?

Answer 1

Anteroseptal MI

Question 2

Which artery is affected in an anteroseptal MI?

Answer 2

Left anterior descending

Question 3

What would ECG chnages in II, III, aVF suggest?

Answer 3

Inferior MI

Question 4

Which artery is affected in an inferior MI?

Answer 4

Right coronary artery

Question 5

What would ECG changes in V1-6, I, aVL suggest?

Answer 5

Anterolateral MI

Question 6

Which artery is affected in an anterolateral MI?

Answer 6

Proximal left anterior descending

Question 7

What would ECG changes in I, aVL +/- V5-6 suggest?

Answer 7

Lateral MI

Question 8

Which artery is affected in a lateral MI?

Answer 8

Left circumflex

Question 9

What might changes in V1-3 on an ECG suggest?

Answer 9

Posterior MI

Question 10

What type of ECG changes are usually seen in a posterior MI?

Answer 10

Reciprocal changes of STEMI are typically seen

Question 11

What ECG changes can be seen in someone with a posterior MI?

Answer 11

horizontal ST depression
tall, broad R waves
upright T waves
dominant R wave in V2

Question 12

Which artery is usually affected in a posterior MI?

Answer 12

Left circumflex or
Right coronary