Gallbladder issue. My belly any other!

Hi.2 months back in ultra sound i found a gallstone in my gallbladder it's located in lumen i.e,15mm.i feel to much of pain at my right abdomen as well as right shoulder pain.i have gastric issue also.i also have backbone pain.can't able to take breath.for these are all using Ayurveda treatment for redcing pain and gallstone.after 40 days i took a ct there is no identification of gallstone.but my symptoms are not decreased. but not too much pain just now i feel dull pain all those areas.from 2days i feel to much of weakness. so i feel to take a ultrasound again.in that my stone is increased from15mm to 17mm.now i am feeling weekness n dullpain in those areas.am i need to go for surgery?from first onwards i am afraid for surgery. know we feel if the problem is serious than only go for surgery n moreover i feel pain of my bellybotton.if we neglect like that it may cause any kind of serious issue?if surgery is necessary then suggest me with out doing anykind of whole to my belly any other