more learning objectives

Question 1

How many hours after the onset of chest pain is a low troponin good evidence to rule out an MI?

Answer 1

After 6 hours, it becomes very unlikely

Question 2

What is Dressler’s syndrome? Symptoms?

Answer 2

2-10 weeks after MI.
Injury stimulates autoantibodies against heart muscle.

Recurrent fever and chest pain, pleural or pericardial rub. Tamponade may occur.