Our board certified physicians, Steven L. Simmons, D.O. and Robert D. Menzies, M.D., have been serving the DFW Metroplex for over a decade and possess extensive knowledge of ultrasound diagnosis and treatment techniques. Southwest Vein and Leg helps hundreds of patients each year treat their varicose veins, spider veins, bulging veins, leg pain, restless leg syndrome and other conditions caused by Venous Reflux.