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随着卫生保健事业的发展和抗菌素等药物的应用,一些发病率和死亡率高的传染病已被基本控制,但遗传性疾病已属婴儿期发病率和死亡率的主要疾病之一。据美国统计,1955～1967年15岁以下儿童的10多种主要死亡原因中,遗传性疾病已上升到第二位。在日本,一岁以内婴儿的死亡原因中,遗传性疾病占第一位。这些疾病,即使不导致死亡,也可发生各种畸形和/或智力低下。因之,对这些危害人民健康的疾病,应予以足够的重视。关于遗传性氨基酸代谢紊乱疾病,根据1973年报道,在30年中已发现80多种,而且不断有
With the development of health care and the application of antibiotics and other drugs, some infectious diseases with high morbidity and mortality have been basically controlled. However, the inherited diseases are one of the major diseases in infancy and mortality. According to statistics from the United States, among the over 10 kinds of major causes of death among children under 15 in 1955-1967, genetic diseases have risen to the second place. In Japan, among the causes of infant death within one year, genetic diseases account for the first place. These illnesses can occur without any kind of deformity and / or mental retardation. Therefore, due attention should be paid to these diseases that endanger people’s health. On the hereditary disorder of amino acid metabolism, according to 1973 reports, in 30 years has found more than 80 kinds, and there are constantly