central chest pain. An ECG shows widespread ST elevation in the anterior leads.. Acute pericarditis



A 30-year-old woman presents to the Emergency Department with a one-day history of central chest pain. The pain is described as severe, non-radiating and eases on expiration. Clinical examination of her cardiorespiratory system is unremarkable other than a heart rate of 96 / min. An ECG shows widespread ST elevation in the anterior leads. Bloods show the following:
Full blood count Normal
Urea and electrolystes Normal
Troponin I 0.8 ng/mL (< 0.2 ng/mL)
What is the most likely diagnosis?
A. Pulmonary embolism
B. Acute coronary syndrome
C. Hypertrophic obstructive cardiomyopathy
D. Acute pericarditis***
E. Arrhythmogenic right ventricular cardiomyopathy