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近年来白血病逐渐增多。急性白血病的最高发病率是3～7岁小儿。虽然乳儿白血病很少见,但其发生和临床表现以及形态学特点引起人们的很大重规。乳儿白血病可分为先天性(新生儿期出现的)和在后期被诊断的两种。
In recent years, leukemia gradually increased. The highest incidence of acute leukemia is 3 to 7-year-old children. Although rare in infantile leukemia, its occurrence and clinical manifestations and morphological characteristics caused a great deal of heavy regulation. Baby leukemia can be divided into congenital (neonatal) and later diagnosed in two.