ECG development with an MI Flashcards
(6 cards)
1
Q
What the definition of a STEMI - What ECG changes characterise it?
A
More than 2 small squares of elevation on the chest leads and one small square of elevation on the limb leads
2
Q
What happens on an ECG in the first minutes of a developing MI?
A
- ST depression
- Peaked T wave
3
Q
What happens on an ECG in the hours of an MI?
A
- ST elevation
- T wave inversion
- Pathological Q waves
4
Q
What signs suggest and old MI?
A
Pathological Q waves
Inverted T waves
5
Q
What is a Pathological Q waves
A
A q wave that is 25% of the R wave
6
Q
What is a silent MI?
A
MI with no symptoms that is visible on later ECGs
