“…A search of English-language abstracts in PubMed and Igakuchuo-Zasshi through 2017, with keywords of “sciatic hernia” or “ureterosciatic hernia” revealed a total of 71 patients with sciatic hernias [1,[3], [4], [5], [6], [7], [8], [9], [10], [11], [12], [13], [14], [15], [16], [17], [18], [19], [20], [21], [22], [23], [24], [25], [26], [27], [28], [29], [30], [31], [32], [33], [34], [35], [36], [37], [38], [39], [40], [41], [42], [43], [44], [45], [46], [47], [48], [49], [50], [51], [52], [53], [54], [55], [56], [57], [58], [59], [60], [61], [62], [63], [64], [65], [66], [67], [68], [69], [70]]. Of 72 patients with a sciatic hernia including the present patient, for whom comprehensive data were found, there were 61 adults (age 29–93 years) (Table 1) and 11 children (age 2–660 days) (Table 2).…”