Taking away the vein will never hold blood from flowing within the leg. That is because veins deeper inside the leg acquire care from the larger sized quantities of blood. 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。 LA CROSSE, Wis. ― Patients experiencing an achy,... https://www.sgvascularctr.com/varicose-vein-treatment-in-singapore-comprehensive-advice-for-optimal-results/