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人体各系统各器官都可能发生疾病,所以疾病的种类很多。每一种疾病都有自己的、不同于其它疾病的发生发展规律,但是某些疾病却具有相似的基本病理变化。感冒、胃肠炎、阑尾炎等等是由不同的病因所引起的不同器官的疾病,而它们的基本病理变化都是炎症。又如胃癌、子宫颈癌、淋巴肉瘤等是发生在不同器官的不同种类的肿瘤。炎症或肿瘤不是一种特定的疾病,而是许许多多不同的疾病中共有的基本病
Various organs of the human body system may occur disease, so a lot of diseases. Each disease has its own, different from the occurrence and development of other diseases, but some diseases have similar basic pathological changes. Colds, gastroenteritis, appendicitis, etc. are diseases of different organs caused by different causes, and their basic pathological changes are inflammation. Another example is gastric cancer, cervical cancer, lymphosarcoma, etc. are different types of tumors that occur in different organs. Inflammation or cancer is not a specific disease, but a common disease that is common in many different diseases