What Causes The Feeling Of Lump In Throat With Acid Burning?

Hi, may I answer your health queries rigMy Mam has been sick for awhile now and doesnt seem to be gettin any better please help.
44 year old, Female, Ex smoker, Social drinks
Symptoms- Feeling like lump in her throat for 1 and half years, Regurgitation of food quite frequently, Acid burning in throat, Metal taste in mouth, Lump in top right of her stomach, Weight gain and bloating

Seen a specialist who performed unsedated OGD, and bloods, Diagnosed as very positive Coeliac appox 1 year ago, She has been seeing a dietician and following Coeliac Diet very strictly and also tried wks of cutting out dairy products! however nothing improved, she was also put on Nexium but that also done nothing.

We are very worried as her symptoms are getting worse as time goes on and the doctor doesnt seem to be helpinght now ? Please type your query here...