时间 : 2009-12-01 03:39:13 来源:www.studa.net
化脓性脑膜炎的临床研究进展,临床医学论文,医药学论文
3.3补液治疗 传统观点认为化脑患儿应在发病初期限制补液量,以控制抗利尿激素异常分泌综合征的发展。但现在人们认为,脑膜炎的儿童具有体内液体总量和细胞外液量过多,抗利尿激素的分泌适当增加,和轻微的全身性高血压的特点,而这些变化对于克服升高的颅内压和维持足够的脑血流灌注是有利的,因此抗利尿激素浓度的升高是对低血容量症的正性反应,故保持足够的静脉补液量是有利的[1,12,16]。在两个随机对照试验中,都证明限制补液组比非限制组有病情加重的趋势[12,16]。英国感染协会推荐对成人脑膜炎患者应保持足够的血容量,不要因试图减少脑水肿而限制补液量[12]。一些儿科医生也建议对儿童不要使用限制补液治疗。 4展望
过去的十年中,化脑的研究领域里实现了两个重要的进步:对疾病基本机制认识的提高和全球疫苗接种计划带来的流感嗜血杆菌脑膜炎在发达国家的消除。但是,我们还是面临着重大的挑战,我们需要开发能有效对抗耐药及耐受性的肺炎球菌菌株的抗生素,需要进一步发展和检测能有效减少后遗症发生的辅助治疗措施,更重要的是开发能对抗最重要的脑膜炎病原菌即肺炎链球菌、脑膜炎萘瑟菌和无乳糖链球菌的疫苗,并在发达国家及发展中国家推广。
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