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血栓形成是老年人常见病和多发病.首先须了解以下三个问题:一、什么叫血栓?“血栓”就是血液在活体的心脏或血管内形成的凝块.凝块由纤维蛋白和血液的有形成分组成.形成凝块的过程叫作“血栓形成”;凝块脱落,随血液游动则叫“栓子”;如果它堵塞了某处的血管就叫“栓塞”或“梗塞”.二、血栓形成的原因?血栓形成有三方面因素:一、血管壁的损伤;2、血液成分,质与量的改变;3、血流速度减慢或有旋涡。老年人最易具备这三大因
Thrombosis is a common and frequently-occurring disease in the elderly.First of all, we must understand the following three questions: First, what is thrombosis? Thrombosis is the blood clot formed in the living heart or blood vessels clot by fibrin and The formation of clot blood is called “thrombosis”; clot shedding, swimming with the blood is called “emboli”; if it blocks the blood vessels somewhere called “ Embolization ”or“ infarction. ”Second, the causes of thrombosis Thrombosis has three factors: First, the damage to the vessel wall; Blood composition, quality and quantity changes; Whirlpool. The elderly have the most easy to have these three reasons