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【铁缺乏的现代认识】铁缺乏(i ron deficiency)或缺铁意即机体总含铁量减少。缺铁的程度不一,轻者仅机体贮存铁减少或消失,重者出现伴多种含铁酶异常的严重贫血。成人缺铁性疾病的常见原因是丢失过多或摄入不足。铁的主要丢失形式为皮肤脱屑或粘膜上皮脱落、胆汁和尿的排泄;此外,明显或隐匿性出血也可致铁缺乏。世界各国的调查研究结果表明,一般人群中缺铁发生率很高,儿童、青年妇女及妊娠妇女尤其严重。有人调查了美国1564名不同年龄组的“正常人”,缺铁的平均发生率为9.3%,发展中国家及营养不良地区的缺铁发生率可能更
Modern Knowledge of Iron Deficiency Iron deficiency (i ron deficiency) or iron deficiency means that the body’s total iron content is reduced. The degree of iron deficiency vary, light only the body to reduce or eliminate the storage of iron, severe cases with a variety of severe iron deficiency anemia. Common causes of iron deficiency disease in adults are loss or inadequate intake. Iron is the main form of loss of skin desquamation or mucosal epithelial shedding, bile and urinary excretion; In addition, obvious or occult bleeding can lead to iron deficiency. Findings from various countries in the world show that the incidence of iron deficiency in the general population is high, especially for children, young women and pregnant women. Someone surveyed 1564 “normal people” of different age groups in the United States. The average incidence of iron deficiency was 9.3%. The incidence of iron deficiency in developing countries and regions with malnutrition may be even more