Before I had my gallbladder out, I had pain which felt like it was in my heart but was actually from gallstones. In any case, they want to check you out to make sure everything is ok.
Whatever it is, it's worth getting some more data from the tests, I would think. If it turns out to be not much of anything, then you're doing okay. If it turns out to be something the doc is concerned about, then it's been identified and can be dealt with. Try not to worry, and keep us posted. Sending you all good wishes and thoughts --
to get more than just an ekg done to do possible a eco cardio graph.
What does your doc say about this?