Health encyclopaedia - Alphabetical Topic List健康百科全书-按字母顺序排列的主题清单

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Varicose veins静脉曲张

Varicose veins are swollen, irregularly shaped veins that most commonly appear in the legs.静脉曲张是肿胀，形状不规则的静脉说，最常见的出现在腿部。 They happen because the valves in the veins are not working properly to keep the circulation of blood flowing in the veins.他们发生，因为阀门在静脉都不能正常工作，以保持流通的血流在静脉。

Varicose veins in the legs affect about 1 in 5 adults, and are more common in older women.静脉曲张在腿部的影响约1 5个成人，更常见的老年妇女。 They usually develop slowly and may run in the family.他们通常发展得慢，并可能运行在家庭中。 Although varicose veins can be embarrassing and uncomfortable they’re not usually a risk to your health.虽然静脉曲张可尴尬和不舒服， theyâ € ™重新通常不会危险到您的健康。

Varicose veins can also develop in the internal organs such as the lower end of the gullet (oesophageal varices) and in the veins from the testicles (varicocoele).静脉曲张也可以发展在内部器官，如低端的gullet （食管静脉曲张） ，并在静脉从睪丸（ varicocoele ） 。 Hemorrhoids are varicose veins around the anus.痔是静脉曲张靠近肛门。