痔是危害人类健康的常见病。近年来,随着对痔本质的认识逐步深化,痔的治疗亦随之产生了相应的改变。作者复习国外文献,就痔的病因及治疗近况介绍如下。病因长期以来,人们普遍认为痔的病因是静脉曲张,任何能引起痔静脉内压力增高的因素,均可引起痔静脉曲张。然而,在门静脉高压病人中,痔的发生率并未增加。目前有人提出,痔是位于肛管和直肠的一种组织垫,称为肛管血管垫,简称“肛垫”(Anal cushions),系出生后就存在的正常解剖现 Earthworms are common diseases that endanger human health. In recent years, with the gradual deepening of the understanding of the nature of cockroaches, the treatment of cockroaches has also undergone corresponding changes. The author reviewed the foreign literature and introduced the causes and treatment status of hernia as follows. The cause of the disease For a long time, it is generally believed that the cause of sputum is varicose veins, any factor that can cause increased pressure in the axillary vein, can cause axillary varicose veins. However, the incidence of sputum did not increase in patients with portal hypertension. At present, it has been proposed that hemorrhoids are a kind of tissue pad located in the anal canal and rectum called anal vascular pad, referred to as “anal cushions”, which are normal dissections existing after birth.