Please help! what is the trouble chronic venous insufficiency may bring to those who have it?

Sx of CVI: Symptoms including leg heaviness, aching, itching or burning, leg tiredness or fatigue, cramping, and even restless legs. It can commonly cause swelling in your legs. Some patients will develop superficial veins called spider veins or varicose veins. As disease worsens you can get bronzing and/or thickening of the skin. Some will also develop wounds that don't heal well and can get infected.