Brief Answer: Require an abdominal ultrasound scan. Detailed Answer: Warm Welcome. I appreciate your trust in HCM and assure you are on best portal on the globe for expert online medical services. I have thoroughly reviewed health query you raised, and well realize all of those concerns. Being your physician, I will take care all of them today and will extend my expertise to solve the problems. There are some deficiencies regarding your information like age, gender and BMI but I shall be able to throw some light on your condition. Based on what you said, it is probably cholecystitis possibly due to gall-stones (cholelithiasis). It usually results in bloating and pain in upper right abdomen. Stone might have descended into bile duct that causes pain to radiate to back (biliary colic). I would advise an ultrasound scan of abdomen to get a clear picture. Based on the report, a treatment plan will be set for you. Hope I addressed all the concerns you have. Let me know if you have further questions. I will be more than happy to clear any doubts. Keep a follow up to see how you doing. Regards! Dr. Ali Raza