急性心肌梗死9幻灯片
63页1、Department of Western Medicine Education Shandong College of Traditional Chinese MedicineDepartment of Western Medicine Education Shandong College of Traditional Chinese Medicine急性心肌梗死西医教学部西医临床教研室 张豪英 张彩坤 宋桂红Department of Western Medicine Education Shandong College of Traditional Chinese Medicine导入新课急性心肌梗死(AMI)是急性心肌缺血性坏死,大多是在冠状动脉病变的基础上发生冠状动脉血供急剧减少或中断,使相应的心肌严重而持久地急性缺血所致。定义Department of Western Medicine Education Shandong College of Traditional Chinese Medicine学习内容诊断与鉴别诊断辅助检查临床表现病理病因与发病机制治疗Departm
2、ent of Western Medicine Education Shandong College of Traditional Chinese Medicine课堂小结 急性心肌梗死的症状 急性心肌梗死的心电图 特点 急性心肌梗死的治疗Department of Western Medicine Education Shandong College of Traditional Chinese Medicine拓展学习-病例分析男,58岁,8小时前无诱因出现胸骨后持续性压榨性疼痛,活动时加重,伴有气促、咳嗽、大汗淋漓,不能平卧,呕吐2次。既往有心前区疼痛史3年。查体:T:36.7,P:106次/分,R:28次/分,BP:120/70mmHg,半卧位,神清,呼吸音稍弱,肺底闻及细湿啰音及少许哮鸣音。心尖搏动位于左第五肋间锁骨中线外侧0.5cm,HR:106次/分,律齐,心音低钝,二尖瓣区可闻及3/6级吹风样杂音,向心前区传导。腹平软,无压痛及反跳痛,肝脾肋下未及。Department of Western Medicine Education Shandong College of
3、Traditional Chinese Medicine拓展学习-病例分析1. 写出最可能的诊断,并列 出鉴别诊断 2. 为明确诊断应进一步进行 哪些检查 3. 治疗原则。Department of Western Medicine Education Shandong College of Traditional Chinese MedicineDepartment of Western Medicine Education Shandong College of Traditional Chinese Medicine病因与发病机制通常是在冠状动脉粥样硬化不稳定斑块病变的基础上继发血栓形成导致冠脉持续、完全阻塞Department of Western Medicine Education Shandong College of Traditional Chinese Medicine病因与发病机制-动画1Department of Western Medicine Education Shandong College of Traditional Chinese Medicine
4、病因与发病机制-动画2Department of Western Medicine Education Shandong College of Traditional Chinese Medicine病因与发病机制-动画3Department of Western Medicine Education Shandong College of Traditional Chinese Medicine病因与发病机制-动画4Department of Western Medicine Education Shandong College of Traditional Chinese Medicine常见诱因CO骤降,冠脉血流量减少:休克、脱水、出血心肌氧耗量增加:劳累、激动、用力大便 血液粘附性增高:饱餐(高脂肪餐) 血脂增高, 血粘度,血小板粘附性增高 血栓形成晨起6-12时交感神经张力增高,易引起冠状动脉痉 挛返回Department of Western Medicine Education Shandong College of Traditional Chinese Medicin
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