Template:STEMI Stages of Development
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STEMI Stages of Development
Stage | Duration | Timing | Finding | ECG |
1 | 30min - hours | Hyperacute T waves
|
Normalizes in days, weeks, or months | |
2 | Minutes - hours | ST segment elevation
|
ST segment resolution occurs over 72hrs; completely resolves within 2-3wks | |
3 | Within 1hr; completed within 8-12hr | Q waves | Persist indefinitely in 70% of cases |