SCIATIC notch hernia is a rare condition for which a correct preoperative diagnosis is seldom made. Watson1 in his excellent monograph reports on 35 cases collected from the literature. Lawson2 in 1948 reported another case and cited two Russian authors3 who have reported on 25 cases. Whether the latter authors are reporting the same cases as those reported by Watson is difficult to determine.
Of the 35 patients reported on by Watson, 13 were treated by operation, 11 of whom recovered. Nine patients had reducible hernias which were treated with bandages. Eight such patients were found at autopsy, in six of whom strangulation had been the cause of death. The case reported by Lawson was diagnosed as a case of intestinal obstruction, treated surgically by an exploratory laparotomy, with repair of the hernia through the intra-abdominal route.
The surgical approach used by most of the writers has