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症状及体征既然是病理的外部表现,那么临床医生总是要通过外部表现去推断身体内部的病理变化。这就是为什么强调,尽管先进的仪器及设备不断问世,也只有根据症状及体征的线索去选择必要的器械检查,才能对病变的判断作出合理的解释,所以强调,症状及体征是诊、疗疾病的先导。症状及体征的出现绝非孤立的现象,其出现必有其产生的基础。了解这些基础是推断病变的必备知识,并为合理处理及治疗提供理论根
Since the symptoms and signs are the external manifestation of the pathology, then clinicians always infer the pathological changes in the body through external manifestations. This is why it is emphasized that although advanced instruments and equipment are constantly available, only the necessary equipment can be selected based on the clues of symptoms and signs so that the judgment of the lesion can be rationally explained. Therefore, it is emphasized that the symptoms and signs are the diagnosis and treatment of diseases Pioneer. The emergence of symptoms and signs is by no means an isolated phenomenon, its emergence must have its basis. Understanding these foundations is essential for extrapolating the pathology and providing a theoretical basis for rational treatment and treatment