On gallstone surgery, there is only one option which is gallbladder surgery that removes the gallbladder and gallstones through several small cuts in the abdomen.
One of the side effects of gallbladder removal can be the dumping of bile which is now not as easily regulated and can send someone running to the bathroom immediately right after eating. Not to mention abdominal pain, nausea, gas, bloating, and diarrhea are common following after that.
Not everyone knows about this yet, there is a surgery that would only include removing the gallstone from the gallbladder. Thus, after this surgery, everything is cured including zero pain and other of those symptoms. Check this link for the detailed experience and judge for yourself. http://whatisgallstone.com/