The blood move commences to again up. This boosts stress inside the huge vein, called the portal vein, that carries blood towards the liver. This is called portal hypertension. 性别。女性更容易出现这种医疗状况。激素往往能使静脉壁松弛。因此，月经前、怀孕期间或绝经后的激素变化可能是一个促发因素。激素治疗（例如避孕药）可能增加患静脉曲张的风险。 Increase your legs. To improve blood move w... https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-comprehensive-advice-for-optimal-results/