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问:我在参加运动后,特别是耐力性锻炼后,会感到右上腹部有些不舒服。到医生那里检查,发现肝脏肿大。不知我是否得了肝病?山东兖州程济明答:其实,你对此不必过于担心。一些观察表明:在较大运动负荷下,肝脏的体积大都可较安静时增大。人体的内脏器官有一个适应运动的过程。大运动强度可以使回心血量猛增,如心脏不能迅速适应,静脉血液回流的阻力便增加,下腔静脉的压力随之上升,造成肝静脉回流困难,肝脏中的肝窦即可淤血肿大。剧烈的运动还可打破均匀有节奏的呼吸,使膈肌的运动幅度减少,从而减弱了对肝脏的“按摩”作用,使肝脏中血液回流减慢。长时间呼吸浅快,使胸腔内压力上升,肝脏血液通过下腔静脉回流到心脏的阻力必然增大。此外,剧烈运动时肝糖原消耗过多,热量释放猛增,局部温度明显
Q: I am after exercise, especially after endurance exercise, I feel some uncomfortable right upper quadrant. Check to the doctor and found that the liver enlargement. I do not know if I got a liver disease? Yanzhou, Shandong Cheng Jiming Answer: In fact, you do not have to worry too much about this. Some observations show that under a large exercise load, the volume of the liver can be mostly quieter. The body’s internal organs have a movement to adapt to the process. Large exercise intensity can make a sharp increase in blood pressure, such as the heart can not quickly adapt to the resistance of venous return will increase, the pressure of the inferior vena cava will rise, resulting in difficulty in the return of hepatic veins, the hepatic sinusoidal congestion can be swollen . Severe exercise can also break even rhythmic breathing, so that the amplitude of the diaphragm to reduce, thus reducing the “massage” effect on the liver, so that the liver slowed the return of blood. Breathing light for a long time, so that intrathoracic pressure rise, the liver blood reflux through the inferior vena cava to the heart’s resistance will inevitably increase. In addition, strenuous exercise, excessive consumption of glycogen, heat release soared, the local temperature was significant