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目的研究白细胞过滤输血和白细胞未过滤输血与儿童手术后感染的关系和围手术期免疫功能的变化。方法建立围手术期输血调查表调查359名符合条件的患儿围手术期手术输血和术后感染情况,并随机调查20名患者,流式细胞仪检测手术前、术后2d、6d的外周血T淋巴细胞亚群的变化。结果使?
Objective To study the relationship between leukocyte filtration and leucocyte non-filtered blood transfusion and postoperative infection in children and the changes of perioperative immune function. Methods Perioperative blood transfusion questionnaire was established to investigate the perioperative blood transfusion and postoperative infection in 359 eligible children. Twenty patients were randomly surveyed. Peripheral blood samples were collected before and 2 days and 6 days after operation by flow cytometry T lymphocyte subsets. The result?