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