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  • Differential diagnosis of chronic venous insufficiency

    Differential diagnosis of chronic venous insufficiency: 1. Obstruction of venous return: the process of systemic venous tube transporting blood back to the right atrium. The blood volume of the systemic venous system is very large, accounting for more than half of the total blood. Veins are easy to dilate and can contract, so they act as a blood storage stock. The contraction and relaxation of veins can effectively...

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  • What are the causes of varicose veins in summer

    Summer prone to varicose veins cause? All kinds of diseases have the incidence, now varicose veins is now a more common disease, but varicose veins in the summer than the incidence of other seasons are higher, so this has become a problem for many patients, so why is it easier to suffer from varicose veins in summer? Now let\'s...

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  • What are the causes of lower limb venous return disorders

    What causes lower limb venous return disorder? Poor blood circulation in the lower extremity veins, obstruction of return, long-term accumulation of the lower extremity, is likely to lead to varicose veins. But for this problem, many patients are not clear, what is the cause of lower limb venous return disorder? Here is Xiao Mai to help you answer in detail. What causes...

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  • What physiological factors affect venous return

    Venous return flow depends on the difference between peripheral venous pressure and central venous pressure, as well as venous resistance to blood flow, including the influence of the following factors. (1) The average filling pressure of the circulatory system is positively correlated with the degree of intravascular blood flow filling. (2) Cardiac contractility Cardiac contractility is the venous return...

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