Are saphenous veins often the ones that turn varicose?
Before a quote means anything, you need to know which vein a clinic is talking about, so this question is worth settling first.
Usually, yes
Cleveland Clinic says research shows that when someone has varicose veins, their saphenous veins are usually the ones affected.
What a pattern cannot tell you
That statement describes people in general, not your own legs. It does not say which vein is the problem in your case, and it puts no price on anything. A published pattern is a starting point, and only an exam can name your vein.
If you want background on how varicose veins are handled, read a radiology patient guide to endovenous varicose vein treatment. A second page covers evaluation and treatment of venous insufficiency from the same publisher.
Questions to bring to a Des Plaines consultation
Ask which vein the clinic believes is affected and how it reached that view. Then ask whether the quote names that vein, the procedure planned for it, and what the figure includes. Treat any number that names none of these as a rough estimate until it does.
A pattern is not a diagnosis
Knowing that saphenous veins are the usual suspects helps you ask better questions. It does not replace an exam, and it does not turn a ballpark into a firm quote.