“…35,36 Sclerotherapy was initially performed using solutions (liquids) to promote sclerosis of the vein wall through a controlled phlebitic reaction. [31][32][33][34] Duffy 32 reported the treatment of 100 patients with liquid sclerotherapy of abnormally dilated veins on the dorsum of the hands. Patients with vessels ranging from 1 to 6 mm in diameter (mean 3 mm in diameter) were treated with 0.5% sodium tetradecyl sulfate (STS; Sotradecol Elkins-Sin, Inc., Cherry Hill, NJ) or 1.5% or 3% polidocanol (POL) (Aethoxysklerol, now Asclera; Kreussler, Chemische-Fabrik, Wiesbaden, Germany).…”