Im Have Several Test Done I Found Out That I

im have several test done I found out that I have gallstones and kidney stone my dr said he was surprised about the gallstones . he say the gall gladder need to come I know that I told that I know longer u leave it go u sicker im planning to get out soon but now my dr. has other test run not great news but what I what to know what should be first . he said gallstone is sige of thumb how dangerous is this