Symptoms of spider veins and varicose veins can range from small cosmetic concerns to physically disabling issues. To get an idea of common symptoms experienced by our patients, read through our symptoms pages. It is important if you are experiencing any of these symptoms to come in for a vein consultation in Sugar Land. When left untreated, varicose veins can lead to more serious concerns such as ulcers. Additionally, some of these symptoms could be signs of serious issues, such as blood clots.