advice needed gall stone pain but not gallstones:/

Sammie • Jasmine 2009 and Elijah 2017. Isabelle 2019👧🏽👦🏽👶🏽❤️
So been having what we thought was major gallstone attacks been admitted to hospital n guess what no gallstones to be found what so ever has anyone ever suffered with these hideous pains in pregnancy for any other reason? Worried now .. feel like doctors won't take me too serious now we all know it isn't what thought  it was :/ stressed 30w pregnant btw