缺铁性贫血是指体内功能性铁的缺乏而引起的一种小细胞低色素型贫血。属贫血中最常见的类型。由于各家所用诊断标准的不同,故实际发病率难以确切估计。据世界卫生组织调查,全球约10～30％的人群具有不同程度的缺铁。成年男性发病率约10％,女性超过20％,孕妇约40％,儿童50％ Iron deficiency anemia is a small cell hypochromic anemia caused by the lack of functional iron in the body. Is the most common type of anemia. Due to the different diagnostic criteria used in each case, the actual incidence is difficult to accurately estimate. According to the World Health Organization survey, about 10 to 30% of the world’s population have varying degrees of iron deficiency. The incidence of adult males is about 10%, females are more than 20%, pregnant women are about 40%, children are 50%