Vein Glossary

Below is a glossary of terms related to all aspects of venous disease

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Polidocanol
Asclera (polidocanol injection) is a sclerosant used to treat spider veins.


Sclerosant
A term used for the solution used to do sclerotherapy for spider veins. FDA approved solutions are Sotradecol & Polidocanol. Other solutions doctors might use are glycerin and solutions that contain dextrose. Saline is rarely used since the effectiveness is low and it causes pain.


TIRS Technique (Terminal Interruption of Reflux Source)
Using an ultrasound a foamed sclerosant solution is injected into a vessel to clot off a venous ulcer bed
  -- http://www.ncbi.nlm.nih.gov/pubmed/21098501


Ultrasound Guided Sclerotherapy
An ultrasound is used to identify the deeper vessel that will be treated with a sclerosant.