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目的 探讨危重病时磷脂酶A2(PLA2) 及细胞因子[ 肿瘤坏死因子(TNFα) ,IL6,IL8 ]的作用及意义。方法 采用ELISA法检测65 例患儿及20 例正常健康儿血清PLA2 及细胞因子水平,结合脏器功能监护及血糖(GLU) 、血乳酸(LA) 及PaO2 的监测。结果 危重组PLA2 、TNFα、IL6 、IL8分别为(0-681±0-579) mg/L、(0-518±0-336) mg/L、(5-5±2-2) mg/L、(0-508±0-328) mg/L,较对照组的(0-171±0-019) mg/L、(0-082±0-009) mg/L、(2-3±0-6) mg/L、(0-052 ±0-019) mg/L显著增高(P均< 0-005);小儿危重病例评分≤70 分组PLA2 、TNFα、IL6、IL8 分别为(1-3 ±0-7) mg/L、(0-8 ±0-3)mg/L、(7-7 ±1-8) mg/L、(0-71±0-18) mg/L,较71~89 分组的(0-51±0-14) mg/L、(0-43±0-15) mg/L、(5-5±0-9) mg/L、(0-53 ±0-10) mg/L明显增高( P< 0-05 或?
Objective To investigate the role and significance of phospholipase A2 (PLA2) and cytokines (TNFα, IL6, IL8) in critically ill patients. Methods Serum levels of PLA2 and cytokines in 65 children and 20 normal healthy children were detected by ELISA. The monitoring of organ function, blood glucose (GLU), blood lactate (LA) and PaO2 were performed. Results The levels of PLA2, TNFα, IL6 and IL8 in the critically ill group were (0-681 ± 0-579) mg / L, (0-518 ± 0-336) mg / L, (5-5 ± 2) (0-181 ± 0-019) mg / L, (0-082 ± 0-009) mg / L and (0-508 ± 0-328) mg / (2-3 ± 0-6) mg / L and (0-052 ± 0-019) mg / L, respectively (all P <0-005); PLA2, TNFα, IL 6, IL8 were (1-3 ± 0-7) mg / L, (0-8 ± 0-3) mg / L, (7-7 ± 1-8) mg / L, 71 ± 0-18) mg / L, (0-51 ± 0-14) mg / L, (0-43 ± 0-15) mg / L, (5-5 ± 0-9) ) Mg L, (0-53 ± 0-10) mg / L was significantly higher (P <0-05 or?