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Sclerotherapy (Spider Veins)

 

Sclerotherapy is a procedure used to treat spider (or thread) veins.

Spider veins are those small red, blue or purple veins that most commonly appear on the legs and face, but can also appear anywhere on the body. Veins are injected using a chemical solution (sclerosing agent), which causes them to collapse and fade from view.

In certain cases sclerotherapy can be used to treat enlarged swollen veins or varicose veins, however, in others surgical treatment may be necessary. If you are pregnant or breast feeding you should postpone your sclerotherapy treatment.

What kind of results can I expect?

Sclerotherapy eliminates or diminishes the appearance of the veins treated. Every vein treated may not disappear completely. The results vary depending on the thickness and the extent of veins. Two or more sessions may be required to achieve optimal results. Sclerotherapy treats only those veins that are currently visible. It does not alter the underlying venous system or prevent new veins from surfacing in the future.

What are the risks?

In the right hands this is a safe procedure and serious complications are extremely rare. These will be discussed as part of your consultation. Occasionally, there is the problem of “telengiectatic matting”, in which fine reddish blood vessels appear around the treatment area, this may be treated with further injections. Discoloration and blotchiness is a more common side effect, this usually fades over a few weeks, but may take up to a year. More serious problems are rare and include blood clots, severe inflammation, allergic reactions to the sclerosing solution and skin injury that could leave a small but permanent scar.

 

The Essential Facts
Length of Procedure
15-45 minutes
Repeat treatments
2-4 treatments may be required (at 4-6 week intervals)
Anaesthesia
None
Inpatient/Outpatient
Outpatient
Back to work
0
Back to normal
0 days/immediately - walking;
2-3 days - high activity sports (resolution of bruising/ discolouration may take several weeks or months)
 
Treatment snapshot
The scelorising agent is injected into the affected veins using a very thin needle. Approximately one injection is administered for every inch of spider vein. You may feel a slight sting or burning sensation. A compression wrap may be applied to the treatment area and you may be required to wear compression stockings for few days or longer. The treated veins will begin to fade in a few weeks as the veins transform into scar tissue and are absorbed by the body.