A 45 year old hypertensive developed acute precordial chest pain

A 45 year old hypertensive developed acute precordial chest pain.
What is the possible diagnoses?

Mainly possibilities ACUTE MI(likely age factor less likely),AORTIC DISSECTION(more likely),PE(least likely) VIRAL PERICARDITIS DON’T FORGET

Definitive dx can be made with further EXAMINATION OF PT investigation ecg in particular