血容量减少
- hypovolemia
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结论HA-ARF的主要病因是感染、心脑血管疾病、急性血容量减少和大手术,其死亡率较高,积极进行病因治疗和透析疗法是抢救患者的主要手段。
Conclusion The main factors of origin in HA-ARF are infection , cardial and cerebrovascular disease , acute hypovolemia and operation . The mortality rate of this disease is higher . Etilogical treatment promptly and dialysis regimen are the main means to rescue these patients .
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其感染的特点是严重腹泻和呕吐,由于水和电解质的流失导致在数小时内造成血容量减少性休克,代谢性酸中毒和钾的缺乏。
Severe cholera is characterized by profuse watery diarrhoea and vomiting , which leads within hours to hypovolemia , metabolic acidosis and potassium deficiency arising from the loss of fluid and electrolytes .
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S组出汗量比F组高14%,尿量少21%,尿蛋白转阳性率较低,血红蛋白增高和血容量减少较小。
As comparing group S with group F , the sweat amount was larger , urine volume and the percentage of proteinuria were lesser , the increase of Hb and decrease of blood volume were lighter .
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结果血容量减少低于总血量的5%条件下,心血管系统可以通过压力反射调节作用维持LBNP时正常的HR和BP;
Result When the amount of decrease of blood volume was less than 5 % of the total blood volume , HR and BP could be maintained in normal range during LBNP through baroreflex regulation .
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一般认为血容量减少是航天后立位耐力降低的一个重要因素。
It is believed that the reduction of blood volume might be one of the important factors .
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结论在正压通气条件下,脉氧波形监测能有效地估测急性血容量减少。
Conclusions Pulse oximetry plethysmographic waveform is useful for estimation of acute blood loss during positive pressure ventilation .
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肾外血容量减少是低血压、高醛固酮排泄、血钾丢失的一个可能原因。
Extrarenal volume depletion is a possible reason for low blood pressure , high aldosterone excretion , and potassium loss .
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血容量减少及低血红蛋白在行载瘤动脉闭塞时确定脑血流代偿能力的诸因素中具有重要意义。
Of all the factors that can estimate the compensative capability of cerebral blood flow , hypovolemia and hypochromic were very important while deciding to occlude the parent artery .
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目的研究不同程度的血容量减少对心血管系统立位应激反应的影响,探讨血容量降低在航天失重后心血管失调和立位耐力降低机理中的意义。
Objective To study the effects of hypovolemia on cardiovascular response to orthostatic stress , and to investigate the role of hypovolemia in the mechanism of cardiovascular deconditioning and orthostatic intolerance induced by space weightlessness .
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一些循证血液保护技术包括提高术前血容量或减少术后出血的药物;
Some evidence-based blood conservation techniques include drugs that increase preoperative blood volume or decrease postoperative bleeding ;
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结论:明胶多肽血定安能维持良好的血浆胶体渗透浓度和血容量,减少组织水肿;
Conclusion : Sound plasma colloidal osmotic pressure and blood volume can be achieved using 4 % Gelofusine .