Free Board Review Questions of the Week – Myocardial Infarction

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Free board review question of the week on Myocardial Infarction

This week’s free board review question…


A 56-year-old woman presents to you with new-onset chest pain. For the last year, she tells you that she has a pacemaker for “a heart block”.

Her vitals are stable, her past medical history is otherwise benign, and cardiac biomarkers are pending. She is visiting from another state, and you are unable to access her prior electrocardiographic ECG results.

ECG is obtained on today’s visit (see Figure 1).

ECG ST elevation myocardial infarction (STEMI) with modified Sgarbossa criteria

Which statement is correct?

Answer Options

The catheterization laboratory should be activated. This is an equivalent of ST elevation myocardial infarction (STEMI) with modified Sgarbossa criteria.
The catheterization laboratory should not be activated unless her cardiac biomarkers, when they return, are positive.
The catheterization laboratory should be activated. This is an equivalent of ST elevation myocardial infarction (STEMI) with new right bundle branch block.
The catheterization laboratory should not be activated. This is a mimic of ST elevation myocardial infarction (STEMI) with an old left bundle branch block (LBBB) and no signs of acute ischemia.

And the answer is …


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