Talk to Gastroenterologist on Pangastritis

I have been suffering from past 10 months, i have consulted approx 5 gastroentrologists but not getting fine. i have taken dexoo, esoo, risek, selanz,dynetic,sulvorid,gaviscon syrup,ulsanic syrup,seroxat,espramcit,Alp in different combinations, currently i am taking medication like dextop dynetic and ulsanic syrup but the problem is still there.after eating i have pain in my upper abdomin and sometimes burning also if i am not taking dexoo. most of the time i have feeling of something stuck in my chest while swallowing.one of my doctor suggested to consult a psychiatrist so i did and i am eating Estar inderal and nervin on daily basis because of depressive illness but when this problem started 10 months ago, at that time there was no such thing as depression, it just started from acidity.now my gastroentrologist has recommended me CT scan. can anyone help please i am suffering from a long time. what is this disease and how it will be treated and how much more time willl it take. i ha