The use of foamed sclerosants in phlebology is not new. Neverthless, the worldwide use of this treatment was " relaunched " only a few years ago. This first start with refrence to Stuard McAusland – 1939, who proposed the use of "froth" in telangiectasia. The foam he prepared was obtained by simply shaking the rubber-capped bottle that was filled with sodium morrhuate, and then the froth was aspirated into a syringe. He treated spider veins or telangiectasia, where he noticed that the" veins suddenly got pink, sometimes retracted and almost disappeared at once".