导航中医药
标题:
[分享]认识脑梗死
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作者:
qylyome
时间:
2009-12-7 14:46
标题:
[分享]认识脑梗死
[HTML]<FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">脑梗死英文</SPAN><SPAN lang=EN-US>cerebral infarction</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">，</SPAN><SPAN lang=EN-US>CI`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">又叫做缺血性</SPAN><SPAN lang=EN-US><A href="http://www.gcnxn99.com/"><SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';"><SPAN lang=EN-US><FONT color=#000080>脑卒中</FONT></SPAN></SPAN></A>(cerebral ischemic stroke</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">，</SPAN><SPAN lang=EN-US>CIS)</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">，就是指局部脑组织因血液循环障碍，缺血、</SPAN><SPAN lang=EN-US>`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">缺氧而造成的软化坏死。主要是由于供应脑部血液的动脉出现粥样硬化和血栓形成，使管</SPAN><SPAN lang=EN-US>`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">腔狭窄甚至闭塞，导致局灶性急性脑供血不足而发病；也有因异常物体</SPAN><SPAN lang=EN-US>(</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">固体、液体、气体</SPAN><SPAN lang=EN-US>)`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">沿血液循环进入脑动脉或供应脑血液循环的颈部动脉，造成血流阻断或血流量骤减而产生相</SPAN><SPAN lang=EN-US>`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">应支配区域脑组织软化坏死者。前者称为动脉硬化性血栓形成性</SPAN><SPAN lang=EN-US><A href="http://www.gcnxn99.com/"><SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';"><SPAN lang=EN-US><FONT color=#000080>脑梗死</FONT></SPAN></SPAN></A>(atherothrombotic br`ain infarction</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">，</SPAN><SPAN lang=EN-US>ABI)</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">，占本病的</SPAN><SPAN lang=EN-US>40</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">％～</SPAN><SPAN lang=EN-US>60</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">％，后者称为脑栓塞</SPAN><SPAN lang=EN-US>(cerebral embolism</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">，</SPAN><SPAN lang=EN-US>CE)</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">占本病</SPAN><SPAN lang=EN-US>`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">的</SPAN><SPAN lang=EN-US>15</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">％～</SPAN><SPAN lang=EN-US>20</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">％。此外，尚有一种腔隙性脑梗死</SPAN><SPAN lang=EN-US>(lacunar infarction)</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">，系高血压小动脉硬化引</SPAN><SPAN lang=EN-US>`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">起的脑部动脉深穿支闭塞形成的微梗死，也有人认为少数病例可由动脉粥样硬化斑块脱落崩解导致的微栓塞引起，由于</SPAN><SPAN lang=EN-US>CT</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">和</SPAN><SPAN lang=EN-US>MRI</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">的普及应用，有人统计其发病率相当高，约占脑</SPAN><SPAN lang=EN-US>`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">梗死的</SPAN><SPAN lang=EN-US>20</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">％～</SPAN><SPAN lang=EN-US>30</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">％。脑梗死是脑血管病中最常见者，约占</SPAN><SPAN lang=EN-US>75</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">％，病死率平均</SPAN><SPAN lang=EN-US>10</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">％～</SPAN><SPAN lang=EN-US>15 %</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">，</SPAN><SPAN lang=EN-US>`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">致残率极高，且极易复发，复发性中风的死亡率大幅度增加。</SPAN><SPAN lang=EN-US>`</SPAN></FONT>
<FONT size=3><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';"> 本病属中医学</SPAN><SPAN lang=EN-US>`</SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">卒中、中风、</SPAN><SPAN lang=EN-US><A href="http://www.gcnxn99.com/"><SPAN lang=EN-US style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';"><SPAN lang=EN-US><FONT color=#000080>类中风</FONT></SPAN></SPAN></A></SPAN><SPAN style="FONT-FAMILY: 宋体; mso-ascii-font-family: ';Times New Roman';; mso-hansi-font-family: ';Times New Roman';">、偏枯、半身不遂等范畴。</SPAN></FONT>
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