Which veins are associated with spider veins due to refluxing perforator vessels?

Spider veins, also known as telangiectasias, often result from underlying venous insufficiency, particularly when perforating veins experience reflux. The lateral sub dermic veins are prominent in areas where the perforator vessels connect the deep venous system to the superficial venous system. When these perforator veins reflux, they can lead to increased pressure and subsequent dysfunction in the interconnected superficial veins, which may manifest as spider veins on the skin's surface.

In this scenario, the lateral sub dermic veins are directly impacted by the underlying issues associated with the refluxing perforators, creating an environment for the development of spider veins, particularly in areas where these veins are superficial. This connection illustrates how the health of the perforator vessels directly affects the manifestation of superficial conditions such as spider veins in the skin. Understanding this relationship is crucial for effectively identifying and managing venous disorders related to reflux.