This is about my daughter she is 33.  Issues
Welcome to Chat Doctor. 1. The cause could be due to the ulcer and loss of appetite giving loss of weight and weakness and abdominal discomfort.2. Other possibilities of complications of ulcer can not be ruled out.3. In this case you need a good investigations like CT abdomen - will give any possible abnormalities and gastric pathologies. Endoscopy for ulcers.4. First thing is to rule out abdominal infection, any malignancies.5. Suggested not to delay any more and get adequate treatment after proper examinations and investigations.  Good luck. Hope I have answered your query,anything to ask ? Do not hesitate to ask.http