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痔疮从外观上看只是突出在肛门外的组织,其实就是静脉曲张,是发生在直肠黏膜下和肛门皮肤下静脉曲张淤血而形成的静脉团块。
Hemorrhoids from the appearance point of view is only prominent in the anus outside the organization, in fact, is varicose veins, occurs in the rectal mucosa and anal skin congestion under the varicose veins and the formation of venous mass.