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Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring?

You&I Clinic Hongdae Sinchon · 홍대 신촌 유앤아이의원의 예뻐지는 피부비결 · May 22, 2026

Hongdae Acne Dermatology Can You Recover to Smooth Skin Without Scarring? ​ "Indented acne scars, Can they become smooth again?" ​ ​ ​ ​ Although the acne has subsided, many people...

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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: You&I Clinic Hongdae Sinchon

Original post date: May 22, 2026

Translated at: August 17, 2026 at 11:39 AM

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

Hongdae Acne Dermatology

Can You Recover to

Smooth Skin Without Scarring?

"Indented acne scars,

Can they become smooth again?"

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 1

Although the acne has subsided, many people find it even more difficult to deal with the scars left behind by acne.

Many people say that they have tried ointments said to be helpful for removing marks and have even undergone laser treatments, but have not seen improvement.

They also have many concerns and questions about what kind of procedure they should receive to achieve smooth skin without visible marks.

So today, I will explain in detail how acne scars are classified and which treatments are appropriate for each type.

Hongdae Acne Dermatology

  • Types of scars

  • Treatment methods by type

  • Recommended candidates

Hongdae Acne Dermatology

Why Diagnosis Differs

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 2

Acne scars are traces of structural changes within the skin caused when inflammation damages the collagen and sebaceous glands in the dermis.

That is why methods that work only on the surface, such as moisturizing care or general ointments, have limitations when it comes to filling them in.

However, even indented scars can involve completely different damaged structures depending on their shape and depth, so the skin layer that needs to be stimulated and the treatment approach differ by type.

Acne scars are broadly divided into three types.

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 3

They are classified as rolling scars, which have gently curved edges; boxcar scars, which have a flat base that looks as though it has been pressed with a fingernail; and ice-pick scars, which extend narrowly and deeply like the tip of an awl.

Each type requires a different appropriate treatment method.

Therefore, before beginning treatment, it is necessary to accurately determine the shape of your scars first.

Hongdae Acne Dermatology

Treatment Methods by Diagnosis

Rolling scars involve partial breakdown of collagen in the dermis, so an approach that stimulates the dermis and promotes collagen regeneration is generally well suited to this type.

Microneedling RF methods, such as Potenza, which deliver radiofrequency energy to the dermis through fine needles, are a representative approach for this type.

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 4

Of the three types, this type tends to respond relatively quickly to treatment, and many patients are able to notice changes early on.

Boxcar scars are somewhat more complicated.

Both smoothing the edges and filling in the base are necessary.

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 5

The edges are refined with a CO2 laser, while collagen regeneration at the base is encouraged with a device that stimulates the dermis.

To achieve satisfactory results, these two treatments, which work in different ways, need to be planned in stages.

I always emphasize in the consultation room that this is not a type that can be fully treated with a single device.

Although ice-pick scars cover a small surface area, they extend deep into the dermis, making them the type that generally takes the longest to treat.

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 6

A method that precisely stimulates the scar itself, which extends narrowly and deeply, is appropriate.

A CO2 laser is a representative treatment method for this type.

Because repeated treatments are needed more often than with the other two types, it is best to allow at least six months for the treatment process.

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 7

However, in actual consultations, I have often seen rolling, boxcar, and ice-pick scars distributed across the same person’s face at the same time.

Therefore, rather than applying one device uniformly, it is very important to plan the treatment sequence and recovery intervals separately according to the distribution in each area.

Hongdae Acne Dermatology

Recommended Candidates

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 8

If rolling and boxcar scars make up most of the affected areas and inflammatory acne has calmed to some degree, treatment can be performed in stages while allowing at least six months.

On the other hand, there are also cases in which it is better to observe the condition for a little longer.

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 9

If inflammatory acne is still active, new scars are continuing to form, so the first step is to complete treatment to calm the acne.

Red marks, brown pigmentation marks, or raised hypertrophic or keloid scars require an approach different from the treatment direction described above, so a preliminary diagnosis is necessary.

Many people also ask whether scars can be completely removed with a single treatment.

To be honest, a realistic goal is not complete removal but improving the scars until they are less noticeable.

It is important to set realistic goals before proceeding so that expectations do not lead to significant disappointment.

Hongdae Acne Dermatology: Can You Recover Smooth Skin Without Scarring? image 10

Hongdae Sinchon 유앤아이의원

If you are considering scar treatment at a Hongdae acne dermatology clinic, it is important to identify your scar type first.

The treatment plan changes depending on which types of scars are present and whether active acne, pigmentation marks, or red marks are also present.

Therefore, in acne scar treatment, diagnosis comes before equipment, and planning based on an individual’s distribution of scar types comes before diagnosis alone.

The possibility of side effects before treatment, the recovery period, and suitability according to each person’s skin condition may vary, so please have a thorough consultation to find the approach that is right for you.

Thank you. This was 유앤아이 from Hongdae Sinchon. ^^

< The Story of the Hongdae Sinchon Branch Built Over 10 Years >

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유앤아이의원 Hongdae Sinchon Branch

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