战场抗休克与心肺复苏.ppt

战场抗休克与心肺复苏
Antishock in Battlefield
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Definition of shock
Shock is a state of inadequate tissue perfusion resulting in decreased amount of oxygen to vital tissues and organs leading to reduced removal of waste products of metabolism
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Causes of shock
(1) Heart attack
(2) Severe or sudden blood loss from an injury or serious illness
(3) Large drop in body fluids, such as following a severe burn or severe vomiting and/or diarrhea
(4) Blood poisoning from major infections
(5) Exposure to extreme heat or cold for too long
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有害
因素
有效循环血量锐减
组织器官氧合血灌注不足
缺氧代谢增加
末梢循环衰竭
神经内分泌循环代谢
休克是一种细胞急性缺氧的综合征。
功能
障碍
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临床表现
神志障碍
皮肤苍白及凉湿
血压下降
脉压减小、脉搏细速
肢端青紫
少尿
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一、 休克的分类
Hypovolemic shock
Distributive shock
Cardiogenic shock
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Categories of shock
(1)Hypovolemic shock
(2)Non-hemorrhagic shock
a. Cardiogenic shock
b. Septic shock
c. Neurogenic shock
d. Anaphylactic shock/Vasogenic shock
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Blood loss
Plasma loss
Electrolytes loss
Traumatic shock
Hypovolemic shock
分类
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（一）低血容量性休克
1．失血性休克
由于血管的破损，血液大量流出体外（外出血）或在体内腔隙溢积（内出血）所致的休克。
分类
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