<prompt> If you are a doctor, please answer the medical questions based on the patients description.my husband has been poorly for months now with severe pain in right side,has had an ultra sound on liver and other cancer tests,the doctor now says its a severly strained back and needs physio. but my husband feels that there is something more.what can we do  <response>: Hi and welcome to Chat Doctor. Thank you for your query. I am Chat Doctor, I understand your concerns and I will try to help you as much as I can. Your symptoms may be suggestive of gallbladder stones, so you should do at least ultrasound or CT scan to evaluate it more accurately. This is caused by stone in bile duct and is very common condition. You need to change your dietary habits first. Need to avoid fried food, carbonated Chat Doctor. You should eat more milk products, vegetables and boiled food. If there is no improvement on lifestyle or dietary changes, then surgery is recommended. I hope I have answered you query. If you have any further questions you can contact us in every time. Kindly regards. Wish you a good health. 