blood characteristics of infants and children 婴儿和儿童期血家特点 Content of erythrocyte count and hemoglobin 红细胞数和血红蛋白含量 Content of rbc and hb at 2 weeks after birth is the same as those of umbilical blood 新生儿生后2周时的RBC和含量与脐血相同 There is slight anemia 2-3months after birth (physiologic anemia) 生后2-3月时出现轻度贫血(生理性贫血) Recover to normal at 6 month of age and reach the level of adult by 12 years of age 6个月时恢复。12岁时达成人水平 回复旦大学上海医学院儿科学系blood characteristics of infants and children 婴儿和儿童期血象特点 • Content of erythrocyte count and hemoglobin • 红细胞数和血红蛋白含量 ► Content of RBC and Hb at 2 weeks after birth is the same as those of umbilical blood 新生儿生后2周时的RBC和Hb含量与脐血相同 ► There is slight anemia 2-3months after birth （physiologic anemia） 生后2－3月时出现轻度贫血（生理性贫血） ► Recover to normal at 6 month of age and reach the level of adult by 12 years of age 6个月时恢复，12岁时达成人水平