Over the last decade, there has been an increase in demand to treat small, unwanted veins and symptomatic varicosities. Sclerotherapy is systematic and effective treatment for reticular and telangiectatic leg veins by the injection of a locally irritating chemical substance. Appropriate management of lower extremity telangiectasias and spider veins will lead to better results, better patient satisfaction with fewer complications. The purpose of this article is to review technique and discuss how to minimize potential complications.

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