Spider Veins in Hawaii: What Sclerotherapy Is and Who It Fits

Sclerotherapy is a treatment for small spider veins on the legs. A provider injects a solution into the vein. Over time, the vein fades from view. In Hawaii, fall and winter are a good time to start. Legs are easier to keep covered then.

You see them when you pull on board shorts or a sundress. Thin red, blue, or purple lines show up on your thighs or behind your knees. They are usually harmless, but you may feel shy about them at the beach.

What are spider veins?

Spider veins are small, thin veins close to the surface of the skin. They often look like fine lines, branches, or a web. They show up most on the legs, but they can appear on the face too.

They are different from varicose veins. Varicose veins are larger, raised, and can feel ropey. Spider veins are flat and fine.

Common reasons people get spider veins:

• Family history

• Hormone changes, such as pregnancy

• Standing or sitting for long periods

• Getting older

• Sun damage, especially on the face

Most spider veins are a cosmetic concern, not a health problem. Still, many people want them gone before beach season. That is a fine reason to ask about treatment.

How does sclerotherapy work?

Sclerotherapy uses a very fine needle. Your provider injects a solution right into the small vein. The solution irritates the vein wall so it closes. Over the next weeks, your body slowly clears the closed vein.

Each session treats a group of veins. Your provider maps which veins to treat first. Many people need more than one session for the look they want. Your provider will tell you what fits your legs and your goals.

Who is a good fit for sclerotherapy?

A consult helps your provider decide if this treatment fits you. In general, it may fit you if:

• You have small spider veins on your legs

• You are in good general health

• You can follow aftercare, including sun care

It may not fit right now if you are pregnant or breastfeeding. Tell your provider about your health history and any past blood clots. Large, painful, or swollen veins may need a medical vein check first.

Want a plan for your legs? Book my consultation or call (808) 263-3233.

What does treatment feel like?

Most patients feel small pinches from the tiny needle. Some feel a brief sting or cramp in the area. A session is usually quick.

After treatment, you can walk out and go about your day. Most people return to normal tasks the same day. Plan a relaxed afternoon if you can. Your provider will give you clear aftercare steps.

What happens after sclerotherapy?

It is normal to see some changes while you heal:

• Mild redness or small bumps at the injection spots

• Bruising that fades over a couple of weeks

• Veins that look darker before they fade

• Some brown spots along treated veins that fade slowly

Your provider may ask you to wear compression stockings for a period of time. Walking is usually encouraged. Results take time, since your body clears the veins gradually.

Why does timing matter in Hawaii?

Hawaii sun is strong all year. Sun on freshly treated legs can make brown marks last longer. That is why many people here choose fall and winter for leg treatments.

Island life adds a few things to plan around:

• Beach days: Plan treatment when you can keep your legs covered for a while.

• Heat and humidity: Compression stockings feel warmer here. Cooler months make them easier to wear.

• Hiking and paddling: Ask your provider when to return to hard exercise.

• Travel: Long flights to the mainland mean long sitting. Talk timing over with your provider.

A little planning helps your legs look their best by summer.

What not to do after sclerotherapy

• Do not skip the aftercare steps your provider gives you.

• Do not sit in hot tubs or saunas right after treatment.

• Do not tan or sunbathe your legs while you heal.

• Do not do heavy leg workouts until your provider says it is okay.

When you go outside, use a mineral sunscreen with zinc oxide on bare legs. A good option is Tinted Physical Sunscreen SPF 30. A light sarong or pants add more cover.

When should you see a provider?

Spider veins are usually harmless. Some leg symptoms need a closer look. Call the clinic if you notice:

• Veins that are large, raised, or painful

• Leg swelling that does not go away

• Skin changes, darkening, or sores near the ankle

Sudden swelling, warmth, and pain in one leg needs urgent care right away. So do chest pain or trouble breathing. These can be signs of a blood clot.

Common questions

Does sclerotherapy hurt?

Most people feel small pinches and a brief sting. The needle is very fine. Most patients find it easy to handle.

How many sessions will I need?

It depends on how many veins you have and how they respond. Many people need more than one session. Your provider will set a plan with you.

When will I see results?

Spider veins fade slowly as your body clears them. Most patients see change over several weeks. Larger veins can take longer.

Can spider veins come back?

Treated veins usually do not return. New spider veins can still form over time. Some people come back for touch-ups.

Is sclerotherapy covered by insurance?

Spider vein treatment is usually cosmetic, so it is often not covered. Ask our front desk about your options.

Ready to see us in Kailua, Oahu?

If spider veins bother you, a consult is an easy first step.

Doug Williams, MPAS, PA-C, and our team see patients at 1051 Keolu Dr #107 in Kailua, Oahu. We offer telehealth for neighbor island patients, and we accept most major insurance for medical visits. We are open Monday to Friday, with one Saturday clinic each month. Cherry financing is available for cosmetic treatments.

Book my visit or call (808) 263-3233.

Last updated: October 5, 2026.

This article is general education, not medical advice.