广州医科大学（广州医学院）：《病理学》课程教学资源（PPP课件，英文版）Chapter 3 Disorders of vascular flow

Chapter 3 Disorders of vascular flow Department of pathology longjie

Chapter 3 Disorders of vascular flow Department of pathology longjie

其 Hyperemia 充血) 其 Hemorrhage(出血) 其 Thrombosis(血栓形成) 其 Embolism (栓塞) 其 infarction (梗死)

Hyperemia (充血） Hemorrhage （出血） Thrombosis （血栓形成） Embolism （栓塞） infarction （梗死）

Hyperemia(充血) i Local increased volume of blood in an affected tissue or organ 其 Arterial-( lactive-)今 hyperemia(充血) 其 Venous~( passive)≯ congestion(淤血)

Local increased volume of blood in an affected tissue or organ. Arterial ~ (active ~) hyperemia (充血) Venous ~ (passive ~) congestion (淤血) Hyperemia (充血)

Arterial hyperemia Active process resulting from augmented blood flow due to arteriolar dilation ypes 1. Physiological: muscle exercise 2. Inflammatory 3. decompressing: Morphology. redder hotter mild turgid

Arterial hyperemia Active process resulting from augmented blood flow due to arteriolar dilation. Types: 1. Physiological: muscle exercise 2. Inflammatory : 3. decompressing: Morphology: redder hotter mild turgid

正常局部缺血动脉性充血

阑尾充血 Hyperemia af appendicitis 阑尾肿胀、增粗,血管 扩张,脓性分泓物覆盖, 可见局灶出血

congestion Passive process resulting from block(obstruction of venous drainage(outflow) auses 1. Compression of veins 2, Obstruction of venous lumen: thrombi 3. Heart failure

congestion Passive process resulting from block (obstruction)of venous drainage (outflow). Causes: 1. Compression of veins 2. Obstruction of venous lumen: thrombi 3. Heart failure

Cut surface: excessively bloody Body surface: cyanosis(nail, lip) lower temperature Gross. Morphology swollen heavier blue- red Micro: engorgement of capillaries and venules, minute hemorrhage

Morphology Micro: engorgement of capillaries and venules, minute hemorrhage. Cut surface: excessively bloody Body surface: cyanosis (nail, lip) lower temperature Gross: swollen heavier blue-red

正常 局部缺血静脉性充血

hyperemia

hyperemia