推荐回答(3个)
冠心病的正确病因至今还不能完全阐明。目前,比较普遍的看法认为,冠心病的病因为多种因素,如高血脂症、高血压病、糖尿病及肥胖、吸烟、遗传及体力活动较少等。
高血脂症是指血液中有较高水平的胆固醇、甘油三酯等脂类物质,尤其是低密度脂蛋白胆固醇水平的增高,是加速动脉粥样硬化的重要因素,因为高密度脂蛋白胆固醇有清除血管内壁胆固醇沉积的作用,所以,血液中高密度脂蛋白胆固醇的减少促进动脉粥样硬化。甘油三酯的增高,多数学者亦认为是冠心病的易患因素。
高血压病病人中发生冠心病者较多,收缩压和舒张压的升高都可能加快动脉粥样硬化。高血压还使心脏负荷增加,心肌所需氧及营养物质增多,左心室劳损,高血压往往使心脏出现相对的供血不足,心肌受到损害。因此,高血压病是冠心病非常重要的病因。
糖尿病病人,多伴有脂肪代谢异常,血脂增高较为普遍,糖尿病病人的血液黏稠度较高,冠状动脉的血流减慢,心肌所需要的营养物质相对不足而易于受到伤害,所以,糖尿病病人多发生冠心病。
肥胖者皆为体内积聚了过多的脂肪,血脂可能增高,加之超重,心脏输出负荷增加,冠心病发生率高是可以理解的。
遗传是冠心病的一个易患因素,高血压病、高血脂症、糖尿病均有明显的遗传倾向,大量的统计资料证明,冠心病有鲜明的家族史。
除此以外,吸烟、酗酒、长期处于紧张的生活环境、具有强烈的竞争性格(所谓的A型性格)、不善于劳逸结合、缺乏体力活动和健身运动的人,均存在冠心病的易患因素。
冠心病的病因是错综复杂的,往往是多种因素的综合作用,而某些因素在某些人身上表现出某种特殊的重要性。有些病人遗传因素不明显,家族中从无冠心病的人,在现代优越的生活条件下,不合理的营养,形成高血脂症或肥胖,则也可能较早地发生冠心病。
冠心病怎么引起的 怎么会得冠心病
冠心病是一种足以令患者失去宝贵生命的严重疾病类型,如果我们不希望自己的生命因冠心病而终结,在平时就有必要了解一下有关冠心病的病因,那么,冠心病怎么引起的呢?
6个原因:分步阅读
1/6
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遗传
冠心病具有一定的遗传性,如果家族中有年轻的冠心病患者,那发生冠心病的几率就会比较大,一定要警惕,远离可引起冠心病的危险因素。
2/6
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吸烟
吸烟者发生冠心病的几率会比其他人高2-6倍,每天抽烟支数越多,冠心病发病率越高,而且因为冠心病致死的几率也越高,所以一定要注意戒烟,如果戒不掉,那就尽可能少抽。
3/6
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年龄
一般年龄比较大的人发生冠心病的可能性会比较高,因为临床上冠心病患者的年龄大多在四十岁以上,四十岁以上的人不仅容易发生冠心病,而且在患病后死亡的几率也会较高,需警惕。
4/6
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高血压
高血压是导致人们发生动脉粥样硬化的一个重要原因,一旦出现这样的情况,冠心病就很容易会发生,所以,高血压患者一定要注意控制好血压。
5/6
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糖尿病
糖尿病发生后患者可能会出现这样或那样的并发症,冠心病是其中特别可怕的一种,得糖尿病的人患上冠心病的几率比其他人高2倍,所以一定要注意。
6/6
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不良饮食习惯
在平时生活中很多人都有偏爱高脂肪食物、高胆固醇食物的不良饮食习惯,比如经常吃过多的时肥肉,时间长了容易导致冠冠心病发生。
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注意事项
积极控制高血压、糖尿病,对冠心病的预防有好处。
原创作者:怜幽小草
参考资料:百度经验
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