STEMI EKG Changes

Question 1

An anteroseptal wall STEMI will show ST-segment elevation in which EKG lead(s)?

Answer 1

V1, V2, and possibly V3
- Left anterior descending artery is affected

Question 2

ST-segment elevation seen in leads V1, V2, and possibly V3, is indicative of an MI of which portion of the heart?

Answer 2

anteroseptal wall STEMI
- Left anterior descending artery is affected

Question 3

An anterior wall STEMI will show ST-segment elevation in which EKG lead(s)?

Answer 3

V1, V2, V3, and V4
- Left anterior descending artery is affected

Question 4

ST-segment elevation seen in leads V1, V2, V3 and V4, is indicative of an MI of which portion of the heart?

Answer 4

anterior wall STEM
- Left anterior descending artery is affected

Question 5

An anterolateral wall STEMI will show ST-segment elevation in which EKG lead(s)?

Answer 5

V1-V6, I, and aVL
- Left anterior descending artery and circumflex is affected

Question 6

ST-segment elevation seen in leads V1-V6, and aVL, is indicative of an MI of which portion of the heart?

Answer 6

anterolateral wall STEMI
- Left anterior descending artery and circumflex is affected

Question 7

A lateral wall STEMI will show ST-segment elevation in which EKG lead(s)?

Answer 7

I and aVL
- circumflex artery is affected

Question 8

ST-segment elevation seen in leads I and aVL, is indicative of an MI of which portion of the heart?

Answer 8

lateral wall STEMI
- circumflex artery is affected

Question 9

An inferior wall STEMI will show ST-segment elevation in which EKG lead(s)?

Answer 9

II, III, and aVF
- right coronary (80-90%) and circumflex artery (10-20%) are affected

Question 10

ST-segment elevation seen in leads II, III and aVF, is indicative of an MI of which portion of the heart?

Answer 10

inferior wall STEMI
- right coronary and circumflex artery are affected

Question 11

An inferolateral wall STEMI will show ST-segment elevation in which EKG lead(s)?

Answer 11

II, III, aVF, V5, and V6
- right coronary and circumflex artery are affected

Question 12

ST-segment elevation seen in leads II, III, aVF, V5, and V6, is indicative of an MI of which portion of the heart?

Answer 12

inferolateral wall STEMI
- right coronary and circumflex artery are affected