偷走动脉弹性的因素有哪些
<P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 正常的动脉是坚实而富有弹性、内壁光滑的，好像一根崭新的橡胶管。而</FONT><A style="WORD-WRAP: break-word; TEXT-DECORATION: none; WORD-BREAK: break-all; COLOR: rgb(0,131,191)" href="http://u.55188.com/link.php?url=http://health.sina.com.cn%2Fdisease%2Fku%2F00169%2F" target=_blank><FONT size=3>动脉粥样硬化</FONT></A><FONT size=3>的血管，由于血脂沉积于动脉内膜，内膜纤维化，形成粥样斑块，导致管壁增厚、僵硬、钙化，最后管径狭窄甚至完全阻塞，血液无法顺畅流过，从而引起一系列的心脑血管疾病。</FONT></P><P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 偷走动脉弹性的因素很多，以下几点应该尤为重视：</FONT></P>
<P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 1.低密度脂蛋白。血液中坏胆固醇的升高是动脉粥样硬化最重要的危险因素。</FONT></P>
<P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 2．吸烟。它已被证实是早发</FONT><A style="WORD-WRAP: break-word; TEXT-DECORATION: none; WORD-BREAK: break-all; COLOR: rgb(0,131,191)" href="http://u.55188.com/link.php?url=http://health.sina.com.cn%2Fdisease%2Fku%2F00013%2F" target=_blank></A><A style="WORD-WRAP: break-word; TEXT-DECORATION: none; WORD-BREAK: break-all; COLOR: rgb(0,131,191)" href="http://u.55188.com/link.php?url=http://health.sina.com.cn%2Fdisease%2Fku%2F00165%2F" target=_blank><FONT size=3>冠心病</FONT></A><FONT size=3>（指冠心病的发病年龄男性≤55岁，女性≤65岁）重要的独立危险因素之一。在早发冠心病患者中，70％～90％的年轻急性</FONT><A style="WORD-WRAP: break-word; TEXT-DECORATION: none; WORD-BREAK: break-all; COLOR: rgb(0,131,191)" href="http://u.55188.com/link.php?url=http://health.sina.com.cn%2Fdisease%2Fku%2F00877%2F" target=_blank><FONT size=3>心肌梗死</FONT></A><FONT size=3>患者有吸烟史。</FONT></P>
<P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 3．大量饮酒。可增加心脏和肝脏负担，由此直接损害心肌和血管内壁，造成心肌能量代谢障碍，通过一系列生理反应（抑制脂蛋白脂肪酶，造成肝脏合成前β-脂蛋白），最终导致低密度脂蛋白胆固醇代谢减慢，导致动脉粥样硬化形成。</FONT></P>
<P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 4．肥胖。具有独特的机制引起心血管疾病，如系统炎症、高凝状态、交感及血管紧张素系统的激活等，同时可引起其他危险因素的发生，如</FONT><A style="WORD-WRAP: break-word; TEXT-DECORATION: none; WORD-BREAK: break-all; COLOR: rgb(0,131,191)" href="http://u.55188.com/link.php?url=http://health.sina.com.cn%2Fdisease%2Fku%2F00015%2F" target=_blank><FONT size=3>高血压</FONT></A><FONT size=3>、代谢综合征、</FONT><A style="WORD-WRAP: break-word; TEXT-DECORATION: none; WORD-BREAK: break-all; COLOR: rgb(0,131,191)" href="http://u.55188.com/link.php?url=http://health.sina.com.cn%2Fdisease%2Fku%2F00040%2F" target=_blank><FONT size=3>糖尿病</FONT></A><FONT size=3>等。</FONT></P>
<P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 5．遗传因素。研究表明，一级亲属中有冠心病史，尤其是早发冠心病病，不仅其冠心病的患病风险明显增加，而且发病年龄明显提前。</FONT></P>
<P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 6．糖尿病。胰岛素依赖型和非胰岛素依赖型糖尿病都会更早、更广泛地引发</FONT><A style="WORD-WRAP: break-word; TEXT-DECORATION: none; WORD-BREAK: break-all; COLOR: rgb(0,131,191)" href="http://u.55188.com/link.php?url=http://health.sina.com.cn%2Fdisease%2Fku%2F01205%2F" target=_blank><FONT size=3>动脉硬化</FONT></A><FONT size=3>。</FONT></P>
<P style="WORD-WRAP: break-word; WHITE-SPACE: normal; WORD-SPACING: 0px; TEXT-TRANSFORM: none; WORD-BREAK: break-all; COLOR: rgb(51,51,51); PADDING-BOTTOM: 0px; PADDING-TOP: 0px; FONT: 13px/23px 宋体; PADDING-LEFT: 0px; MARGIN: 15px 0px; LETTER-SPACING: normal; PADDING-RIGHT: 0px; BACKGROUND-COLOR: rgb(255,255,255); TEXT-INDENT: 0px; -webkit-text-stroke-width: 0px"><FONT size=3> 7．高血压。它是引起动脉粥样硬化的重要因素，除了通过血流力学作用对血管内皮造成损害，促进脂蛋白进入血管壁外，还有刺激血管平滑肌细胞增殖及使胶原、弹力纤维等细胞间质合成增加的作用，促进动脉硬化的发展。</FONT></P> http://zt.365.sh/data/attachment/forum/201607/20/225715kjq7y558w5zx59g6.gif 高血压糖尿病患者极易引发脑梗，不可忽视。
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