instruction: hi doctor I have been having many issues in the last two years my main issue right now is that I get a weird feeling in my stomach like I want to growl but I cannot I am having shortness of breath numbness of hands tingling and heavy feeling I feel like passing out and my heart starts to race I usually burp when I get these feelings I cannot walk far distances and these started happening about a week ago I have had two stress tests the first one was six months ago with heart echo I wore a hotter monitor for a month and had several eggs but nothing found in all of them now recently I have had my blood pressure shoot up and I am currently on blood pressure medicines I am 35 years old and overweight I have lost about 100 labs and I am at 265 my other issues that I have been diagnosed were diverticulitis gallbladder dyskinesia gastritis and herd my cardiologist wants to do a cardiac catheterization next is there are any other alternative test that are not so invasive also really do I need it these attacks I get are very scary and I have ended up in it several times but nothing was found could this be something else I have read about vagus nerve issues as well as stomach issues that can cause similar symptoms should I get the cardiac catheterization test
output: hi for further information consult a cardiologist online