Brief Answer:
Please refer to the detailed answer below

Detailed Answer:
Hello

Yes it’s a matter of concern as this burning sensation could be because of some fresh cardiac event due to your underlying coronary artery disease.

So it’s highly advisable that you should urgently seek medical attention and get an ecg and cardiac troponin markers done.

I hope this information will guide you properly and will help you take right decision as it’s important to rule out any other cardiac event.

Kind Regards

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