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1 老年性贫血的特点及发病机制 (1)骨髓造血功能低下;(2)内分泌系统对造血的影响;(3)造血物质摄取不足;(4)红细胞寿命缩短;(5)免疫功能低下。伴随年龄的增长,老年人体液免疫功能低下,也可引起细胞免疫异常。老年人可出现胸腺萎缩、淋巴结与脾脏萎缩、T 细胞数
1 characteristics and pathogenesis of senile anemia (1) bone marrow dysfunction; (2) the impact of the endocrine system on hematopoiesis; (3) inadequate uptake of hematopoietic substances; (4) shortened life span of red blood cells; (5) immune dysfunction. With the growth of the elderly, humoral immune dysfunction, can also cause cellular immune disorders. Thymus atrophy can occur in the elderly, lymph node and spleen atrophy, T cell number