stages of MI with changes on ECG

Question 1

ECG prior to MI

Answer 1

normal

Question 2

ECG in ischemia from coronary artery occlusion

Answer 2

-ST depression
-peaked T wave

Question 3

ECG in infarction stage from ongoing ischemia

Answer 3

marked ST elevation

Question 4

ECG in ongoing infarction

Answer 4

pathological Q wave and T wave inversion

Question 5

ECG as result of fibrosis (after months from the infarction)

Answer 5

persistent Q wave but normal ST segment and T wave

Question 6

how to know from ECG the site of infarction

Answer 6

ST elevation in which leads

Question 7

STEMI management

Answer 7

MONA BASH
-Morphine
-Oxygen (only if needed)
-Nitrates
-Aspirin
-Beta blockers
-ACEi
-Statins
-Heparin (IV preferred)