Factors cause diseases： chemicals physical biological psychological chemicals：occupational, non-occupational. physical：occupational, non-occupational

RF negtive low back pain and stiffness other joints enthesitis familial aggregation

Concept of leukemia Definition It is the results of the tumor proliferation of heamotopoietic stem cells.（造血干细胞） Leukemia is a malignant blood disorder. (not solid tumor)

北京中医药大学：《中医内科学》课程教学资源（PPT课件讲稿）水肿

1 概述（定义、历史沿革） 2 病因病机 3 诊断与鉴别诊断 4 分型论治 5 预后及转归

北京中医药大学：《中医内科学》课程教学资源（实践教学）临床知识与技能学习要求（考核标准）

DIAGNOSIS AND CLASSIFICATION Anemia is an absolute decrease in hematocrit , hemoglobin concentration, or the RBC count. Anemia is not a diagnosis, but a sign of underlying disease

长沙医学院：《内科学 Internal medicine》课程教学资源（PPT课件讲稿）第四篇 消化系统疾病 第十七章 胰腺炎 第一节 急性胰腺炎

Section 1 Causes and pathogenesis of respiratory failure Section 2 The functional and metabolic changes in RF Section 3 Treatment Principle

Chapter three Chronic Obstructive Pulmonary Diseases (COPD) Chronic Bronchitis Obstructive Pulmonary Emphysema