A 31-year-old male presented to the ED with complaints of intermittent, exertional chest pain for the past four days. The patient had diabetes and was also an active smoker. Electrocardiography analysis An anterior T-wave inversion with biphasic lateral T waves was observed (Figure 1). Blood analysis Glycated hemoglobin level: 11.9% At the time of presentation, the initial troponin I concentration was 0.07 ng per milliliter.

The level of troponin I increased to 0.58 ng per milliliter, and later reached its peak at 0.79 ng per milliliter, six hours before intervention (coronary angiography). What is your diagnosis? Myocarditis  Pericardial effusion  Stenosis of the left anterior descending artery Pulmonary embolism  (Answer is posted in the comment section below!) *This patient case is from the Docplexus editorial team for the educative purposes only. Source : The New England Journal…