外科治疗顽固性便秘的评价刘世信便秘一直是个受大家关注而又没有解决的课题。文献中报道的各类通便药约有２００余种，说明通便剂对慢性顽固性便秘没有根治作用。天津市流行病等调查发现城市便秘患病率为３．７％，如按市区人口４００万计算，就有１４万人患顽固性便秘。... Surgical treatment of intractable constipation Liu Shixin constipation has always been a subject of concern but not resolved. There are about 200 kinds of laxatives reported in the literature, indicating that laxative has no effect on chronic intractable constipation. Tianjin epidemiological survey found that the prevalence of constipation in urban areas was 3.7%, as calculated by the urban population of 4 million, there are 140,000 people suffering from intractable constipation. ...