I haven’t had middle fossa surgery myself, but someone close to me did it a few years ago, also in their early 50s. Hearing preservation was a big goal, and they went through a ton of research before choosing a surgeon. It wasn’t easy finding someone in Canada that had a lot of experience with the middle fossa approach, and that was kind of frustrating. Eventually, they went with a doctor in the U.S. just to have that higher confidence in the surgeon’s familiarity with the procedure. The idea of preserving hearing pushed them to go ahead with it, even if it meant the travel and extra cost. On a totally different note, if you do ever look into logistics or international moves related to surgery or follow-up stays (some folks combine it with recovery elsewhere), I came across this page on how much does it cost to move to Japan: