Typical myocardial infarction symptoms include severe, prolonged chest pain, lasting more than 30 minutes, which may be described as squeezing, tightness or vise-like.
[cathlabdigest.com]
These feature are suggestive of posterior wall infarction, being the inverse of Q wave, ST elevation and T wave inversion which would have been recorded in a posterior lead
[cardiophile.org]
The chest pain is intense, lasts for more than 30- 60 minutes, is located in the retrosternal area and may radiate to the jaw, neck, epigastrium, left shoulder, arm or the
[symptoma.com]