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脚气病是缺乏维生素B_1所引起的疾病,人体每日需要维生素B_1约1.0～1.5mg,儿童、孕妇及乳母需要量较多,每日供身体代谢消耗殆尽,不能贮藏,故必须每日摄取,若饮食内缺乏维生素B_1:,或患胃肠道吸收不良疾病,如慢性腹泻和小肠吸收不良综合征或身体需要量增多,如甲亢,长期发热,妊娠,哺乳等情况下或肝功能障碍,机体利用维生素B_1困难等综合因素,引起维生素B_1缺乏,时达三个月以上即可发生脚气病。
Beriberi is the lack of vitamin B_1 caused by the disease, the body needs daily vitamin B_1 about 1.0 ~ 1.5mg, children, pregnant women and nursing mothers need more daily metabolism for the body exhausted, it can not be stored, it must be daily intake , If the diet lack of vitamin B_1 :, or suffering from gastrointestinal malabsorption diseases such as chronic diarrhea and intestinal malabsorption syndrome or increased body needs such as hyperthyroidism, long-term fever, pregnancy, breastfeeding or liver dysfunction, Body using vitamin B_1 difficulties and other comprehensive factors, causing a lack of vitamin B_1, up to more than three months can be beriberi.