 [ Symptoms ] i had open heart surgery five bypasses i need to lose weight and start a diet and excise program where can i fine one  i am over weight and been fighting this for awhile i [ Disease ] hello misschung a few years ago i was dealing with the exact same thing as you here comes the advice part the barium study is the first step if you want to get to the bottom of that lump situation you need to see a doctor of gastroenterology this doctor can determine if you need an endoscopy you will find out the results right after the procedure even though my first endoscopy showed up a couple of growths were found and removed they gave me the same please do a little doctor hunting and things will be good