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Things You Must Know Before Vitiligo Laser Treatment at Singil Station Dermatology

계피부과의원 · 계피부과 Since1961 · May 1, 2025

When the season arrives and the sunlight gets stronger, one of the first things people reach for is sunscreen. These days, many people worry about UV rays even when they are indoor...

AI translation notice

This page is an English translation of a Korean Naver Blog archive entry. For exact wording and source context, verify against the Korean archive original and the original Naver post.

Clinic: 계피부과의원

Original post date: May 1, 2025

Translated at: April 20, 2026 at 4:44 PM

Medical note: This translation does not guarantee medical accuracy or suitability for treatment decisions.

When the season arrives and the sunlight gets stronger, one of the first things people reach for is sunscreen.

These days, many people worry about UV rays even when they are indoors, and many carefully apply sunscreen even for a quick trip to the convenience store.

Of course, consistent UV protection is the first step in protecting skin health.

However, even after taking such careful measures, there are moments when various changes appear on the skin.

In particular, if unexplained white spots appear on a specific area of the skin, you may want to suspect vitiligo, a chronic skin condition.

Vitiligo is not just a matter of skin color; it is a skin condition that can affect overall quality of life.

Especially if symptoms of vitiligo appear in exposed areas, you may feel uncomfortable with other people's attention and experience significant inconvenience in daily life.

Today, Singil Station Dermatology will explain why vitiligo occurs and what should be done for treatment, so please pay close attention from here on.

  • Today's column outline -
  1. Causes of vitiligo: disruption of the immune system
  2. Vitiligo excimer laser treatment method
  3. Precautions after vitiligo laser treatment

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Why does vitiligo begin?

When white spots appear on the skin, it can be very unsettling at first.

And if these spots remain and become increasingly noticeable, they may not be simple skin discoloration but a sign of a skin condition called vitiligo.

Vitiligo begins deep within the body.

First, our skin maintains its unique color thanks to "melanocytes," which produce pigment.

These melanocytes act like a factory that makes color, reaching out to keratinocytes and distributing pigment as if to say, "Here, take this pigment."

However, when the body's immune system loses its way, melanocytes that were faithfully doing their job can come under attack, causing abnormal skin depigmentation.

In particular, mental strain caused by severe stress is a major factor that disrupts the immune system, so these symptoms may be more pronounced in people who have accumulated fatigue and stress.

In addition, frequent skin irritation or excessive sun exposure can increase the likelihood of melanocyte loss, and the chance of immune system malfunction may also rise.

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Why vitiligo should not be left untreated

Vitiligo is a signal that the body is sending to itself.

At first, it may look like nothing more than a small white spot, but before long the affected area can grow larger and spread to areas exposed outside clothing.

And unfortunately, vitiligo does not recover on its own if left alone.

Rather, if the autoimmune response does not stop, the affected area can gradually expand, and new lesions can appear in areas that were previously affected.

That is why, if you are feeling stressed because of vitiligo symptoms, you should plan treatment as soon as possible.

The excimer laser used to treat vitiligo uses ultraviolet light at a specific wavelength of 308 nm, and it may help stimulate melanocytes in the skin and induce melanin production and cell differentiation.

Through this, you can expect a gradual improvement in sharply defined depigmented patches.

In addition, because the laser is applied only to the area that needs treatment, it can greatly help reduce unnecessary stimulation to the surrounding tissue.

However, excimer laser treatment is not completed in just one or two sessions, and in general it may be desirable to undergo treatment 2 to 3 times a week for at least 3 to 6 months.

That said, the number of treatments and intervals vary depending on the patient's skin condition and the extent of the lesions, so please visit the clinic and undergo a detailed examination.

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How should vitiligo be managed after treatment, and what precautions are needed?

Vitiligo is a clearly chronic skin condition, so you should approach treatment with the mindset that it must be managed throughout life.

Of course, through vitiligo treatment, you can expect noticeable symptom improvement.

However, the underlying dysfunction of the immune system can resurface at any time.

That is why ongoing management is necessary alongside treatment.

First, UV exposure is one of the factors that stimulates immune responses, so sun protection must stay with you like a lifelong friend.

Next is lifestyle management.

Lack of sleep, stress, and irregular sleep patterns can be major causes of immune imbalance, so it is advisable to be mindful at all times to prevent these factors from accumulating.

In particular, stress is closely related to vitiligo recurrence, so it can be helpful to build stress-relief routines such as meditation, walking, and exercise.

Lastly, continue checking your skin.

To respond quickly to any problems that may arise, even if there are no obvious symptoms right now, please visit a nearby clinic once every 3 to 6 months to check your condition.

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As time passes, vitiligo often affects the heart more than the skin.

Anxiety that cannot be hidden with makeup, self-esteem shaken by indifferent stares, and a daily life that quietly shrinks away,

What is needed at times like this is not unconditional optimism or exaggerated hope.

What you need is detailed information and medical staff who can understand your condition as it is.

So if any of you reading this post from Singil Station Dermatology are struggling with vitiligo, please visit as many clinics as possible and receive a detailed diagnosis.

If you have any questions beyond what was shared above, please ask in the comments below.

Thank you for reading the post from Singil Station Dermatology to the end.

| This post was written for informational purposes in compliance with Article 56, Paragraphs 1 to 15 of the Medical Service Act. All treatments carry risks of side effects and complications depending on the individual. Before treatment, be sure to consult thoroughly with a medical professional who has extensive experience before making a decision. |

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