“…Among all the conservative options available a recent review showed poor short-term and long-term results from intra-articular or peri-articular injections with steroids or botulin toxin, pulsed radiofrequency, and conventional radiofrequency neurotomy, with slightly better results with cooled radiofrequency neurotomy [3]. In recent years several groups have reported excellent results with SI joint fusion [4][5][6][7][8][9][10][11][12][13][14][15][16][17][18]. With the hypothesis that surgical treatment will show excellent results we report a prospective series of 24 patients, after following a diagnostic and therapeutic algorithm [19,20].…”