“…Dislocation is a problem that may require reoperation and reportedly occurs in up to 19% of patients after HA procedures and in up to 22% of patients after THA procedures. 3,14,16,18–20,22,23,25,26,28,30–32,34,35,38,39 Baker et al. 23 reported that seven patients with FNFs underwent THA and developed dislocation, and all of them required reoperation.…”