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外痔
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外痔
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医学
外痔
释
external hemorrhoids
外痔
发生于肛管齿状线以下,由肛缘皮肤的感染或痔外静脉丛扩大曲张或痔外静脉丛破裂出血或反复感染、结缔组织增生而引发的疾病。
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convex cell
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