病种的演变心脏病表现形式的演变要追溯到好多年以前。当时一个医生如能掌握梅毒和结核两大类疾病就行了。在心脏病方面,常可见梅毒性主动脉瘤腐蚀胸骨并发生破裂。自从青霉素问世后,这样的病例已经绝迹。又如风湿性心脏病二尖辦狭窄,由于病期长、瓣口严重狭窄,引起左心房极度扩大,尸检见左心房几占大部份心脏体积而左心室显得特别小。现在,由于营养的改善,抗菌素的应用,改善血液动力学的二尖瓣手术的广泛应用,这样的病例当然不会也不应再见到了。还有严重 Evolution of the Disease The evolution of the manifestation of heart disease goes back many years. At that time, a doctor who could master the two major types of syphilis and tuberculosis on the line. In heart disease, often seen syphilitic aortic aneurysm sternal erosion and rupture. Since the advent of penicillin, such cases have disappeared. Another example of rheumatic mitral stenosis, due to a long period of time, severe stenosis, causing an extreme enlargement of the left atrium, the autopsy of the left atrium accounted for most of the heart volume and left ventricular appears to be particularly small. Now, of course, such cases should not and should not be seen again due to improved nutrition, the use of antibiotics, and the widespread use of mitral valve surgery to improve hemodynamics. Still serious