Acne scars, Dermatology FAQ

Effective Ways to Minimize Pores and Fade Acne Scars

How to minimize the appearance of pores? Hello, I would like to ask how to improve the appearance of enlarged pores after recently having blackheads extracted. Additionally, I have some scars on my face from previous acne; what can I do to help fade them?

Dr. Zheng Lizhen Reply:
1. After acne is extracted, the enlarged pores typically gradually return to their original size; however, if there are indentations caused by improper squeezing, the recovery is limited. 2. Acne can leave behind red or hyperpigmented spots, which are considered pseudo-scars. The...

Effective Treatments and Prevention for Acne Scars

Acne scars Hello, doctor: I started developing acne when I was in the first year of junior high school, and at that time, I didn't know that acne could leave scars. Now I have large areas of scarring on both sides of my face. I would like to ask how to remove the scars on my...

Dr. Jiang Zheen Reply:
Scars can be divided into two main categories: the first is reversible, such as hyperpigmentation or vascular dilation, which typically resolves on its own over a period of months or years; the second category is irreversible scars, such as indentations or firm lumps, which do no...

Will My Acne Scar Fade Naturally or Do I Need Treatment?

Scar Hello doctor, I would like to ask you about a pimple that I had on my skin. I managed to pick it off, but it left a noticeable scar. Will the scar fade away on its own, or do I need to apply medication? If so, what should I use to help reduce the scar? Thank you!

Dr. Zheng Lizhen Reply:
Acne scars can be categorized into "true scars" (atrophic or hypertrophic scars) and "false scars" (erythema or hyperpigmentation). True scars, specifically atrophic scars, can be treated with dermabrasion, with laser resurfacing being the most common method u...

Do Acne Scars Fade Naturally? Effective Treatments for Skin Healing

Scar Hello, doctor. I would like to ask you about a pimple I had on my skin. I finally managed to pick it off, but it left a noticeable scar. Will the scar fade away on its own, or do I need to apply medication? If so, what should I use to help reduce the scar? Thank you!

Dr. Liao Wenyu Reply:
Hello KK: There are many different types of acne scars, and it is necessary to identify the specific type of scar in order to recommend appropriate treatments or medications.

Understanding Acne: Causes, Treatments, and Effective Management Strategies

Acne issues! Hello: I started developing acne in the sixth grade, and I am still experiencing it now. I think genetic factors might be the main reason because my mother also had a face full of acne when she was young, and I probably inherited her "excellent" genes, resu...

Dr. Liao Wenyu Reply:
Hello: (1) The doctor told me that once I have completed all three stages of treatment, if I want to maintain the results, I need to regularly use a product like Acne Control or a fruit acid product with a concentration of 15% or higher. What do you think? I agree and also reco...

Understanding Skin Bumps That Resemble Acne: Causes and Treatments

Skin develops acne-like bumps? Hello Dr. Jiang, I would like to inquire about a skin condition where small bumps resembling acne appear all over the body. They are not very dense, but when the bumps grow to a certain size, they develop a pus-filled tip and resemble "nodules...

Dr. Jiang Zheen Reply:
Dear Claire: I think the rash on your skin may be a type of folliculitis. You can check closely if there are fine hairs at the top of the rash. Acne is also a form of folliculitis, but the causative bacteria are different. Sometimes, a culture of the pus is needed to identify the...

Can Laser Treatment Remove Sunspots for Keloid-Prone Skin?

Can keloids be treated with laser for the removal of sun spots? Is it suitable for individuals with keloid-prone skin to undergo laser treatment for removing sunspots on the face?

Dr. Zheng Lizhen Reply:
Keloids are caused by individual predisposition or genetic factors. Surgical scars, burn scars, injuries, and even acne scars can serve as precursors to keloids. Therefore, individuals with this predisposition should be particularly cautious and avoid any skin injuries to prevent...

Alternative Treatments for Acne Beyond Diane-35: What Are Your Options?

In addition to Diane-35 for treating acne, are there other methods available? Hello Doctor: After examination, I found out that I have an excess of male hormones. I have never had acne before, but now at the age of 30, I am experiencing persistent breakouts, which worsen due to i...

Dr. Chen Yiying Reply:
Diane is a contraceptive pill containing anti-androgens used for the treatment of delayed acne. In fact, it typically takes more than three cycles of use for the effects to become noticeable. Therefore, as long as you are not experiencing any discomfort and do not have immediate ...

Understanding Unusual Skin Conditions: Tips for Postpartum Care

Unusual skin conditions Hello, I would like to ask you... Over the past two months, I've developed many bumps on my forehead that I can't tell if they are blackheads or pimples, and they can't be squeezed out. After a night's sleep, they seem to improve a bit,...

Dr. Zheng Lizhen Reply:
1. Based on your description, a diagnosis cannot be made immediately. Please consult a nearby dermatologist for evaluation and treatment. 2. Skincare products should be chosen according to skin type. For oily areas, select lightweight, non-greasy moisturizing products, while fo...

Understanding Glycolic Acid Peels for Acne Scars: Benefits and Concerns

What is chemical peel? Hello Doctor: I am troubled by acne scars and have seen many articles about glycolic acid peels, so I would like to ask you some questions regarding glycolic acid peels. 1. If I still have a few small pimples, can I still undergo glycolic acid peels? 2. H...

Dr. Liao Wenyu Reply:
When experiencing acne, it is still possible to undergo chemical peels. Our clinic charges NT$1,500 per session. The number of sessions required to diminish acne scars depends on the severity of the condition. Typically, at least four to six sessions are needed to see significant...

Does Fruit Acid Thin Your Skin? Insights on Acne and Side Effects

Does alpha hydroxy acid thin the skin? Hello, doctor. 1. I have seen online that some users experienced thinning and sensitivity of the skin after using alpha hydroxy acids (AHAs). Is this a real possibility? 2. Can the use of AHAs improve the appearance of acne scars? 3. W...

Dr. Zheng Lizhen Reply:
1. After an alpha hydroxy acid (AHA) peel, it is the stratum corneum that becomes thinner, not the entire skin. On the contrary, the epidermis may actually thicken. Therefore, the notion that the skin becomes thinner after an AHA peel is fundamentally incorrect; those who claim t...

Overcoming Acne Scars: Regaining Confidence in Your Skin

Lack of confidence..? Hello doctor: During my puberty, I developed acne and blackheads on my face, and I often squeezed them with my hands. As a result, I have many shallow scars and small red lines on my face (which look like a cluster of broken capillaries). Additionally, I hav...

Dr. Zheng Lizhen Reply:
Acne scars can be classified into "true scars" (atrophic or hypertrophic scars) and "false scars" (erythema or hyperpigmentation). True scars, particularly atrophic scars, can be treated with dermabrasion; currently, most procedures use laser resurfacing, whic...

Understanding Skin Issues: How to Treat and Prevent Butt Acne Scars

I don't know what disease it is? When I was in middle school, I started to develop small bumps on my buttocks that resembled pimples. Initially, they would feel hard, and after a day or two, they would become pus-filled. I would squeeze them, and dark red blood would come ou...

Dr. Zheng Lizhen Reply:
Based on your description, your issue may be folliculitis, a boil, or a carbuncle. It is recommended that you consult a dermatologist nearby for an accurate diagnosis and treatment. Avoid prolonged sitting and refrain from wearing tight-fitting pants or less breathable jeans.

Dealing with Red Bumps on Your Face: Causes and Solutions

There are many small red spots on my face! Hello Dr. Zheng: I hardly had acne during puberty, but I started to develop adult acne after entering college. Additionally, my skin is quite fair, so acne scars are slow to fade! (I occasionally apply topical treatments similar to retin...

Dr. Zheng Lizhen Reply:
It is recommended that you have a dermatologist examine the small red spots on your face. Regarding the dryness of your facial skin, consider that using tretinoin can commonly lead to dryness and peeling. You may be applying too much medication or using a cleanser that is too har...

Can Glycolic Acid Completely Fade Acne Scars Over Time?

Acne scars Is it true that the red acne scars left by acne can fade away completely with long-term use of glycolic acid (for about six months), or will they only lighten a little and not completely disappear?

Dr. Jin Lianchun Reply:
Hello, sir: Acne scars are classified into atrophic, hypertrophic, and non-atrophic types. If the scars are only red without any indentations or elevations, they will fade away; however, if there are indentations or elevations, topical treatments alone will not suffice for their ...

Understanding Acne Scars: Costs and Best Laser Treatments in Taiwan

Acne I have seen many questions regarding acne. I also have some scars left from acne on my face. I would like to ask how the cost is calculated for laser treatment for acne scars? Where can I find better equipment for this procedure?

Dr. Zheng Lizhen Reply:
Acne scars that leave indentations can be treated with dermabrasion procedures, with most currently utilizing laser resurfacing techniques, which cause less damage compared to traditional microdermabrasion. Among laser resurfacing options, erbium YAG laser has a lower risk of the...

Understanding Adult Acne vs. Teen Acne: Tips for Fading Scars

I'm sorry What are the differences between adult acne and adolescent acne? How can acne scars be lightened?

Dr. Zheng Lizhen Reply:
What you refer to as adult acne is likely "late-onset acne." This term is used to avoid the common misconception that acne, often referred to as "teenage acne," only affects adolescents. In reality, acne is not exclusive to teenagers. The main causes of late-o...

Effective Scar Removal for Acne Marks: Student-Friendly Solutions

Scar removal What are the most effective methods for removing acne scars caused by squeezing, and which options are suitable for students?

Understanding Red and Black Acne Scars: Treatment and Care Tips

Red and black acne scars? I have a question for the doctor. Recently, I visited a dermatologist for acne scars, and the doctor prescribed a yellow ointment for me to apply (it looks like tretinoin). He instructed me to apply it to the areas with acne and red or dark pigmented sca...

Dr. Zheng Lizhen Reply:
Applying tretinoin can indeed improve acne and hyperpigmentation. After application, it may cause peeling due to the exfoliation of the skin. It is important to apply a "thin layer" at "night" to allow for mild peeling, which yields the best results. If peelin...

Best Skincare Products for Acne Scars: Expert Recommendations

What type of skincare products should be used for acne? Hello, Doctor: I apologize for bothering you again. I currently have red and dark scars on my face. I consulted a dermatologist who said that I do not need to undergo chemical peeling, but the red and dark marks are really u...

Dr. Zheng Lizhen Reply:
There are many skincare products designed for acne-prone skin available through medical channels. Here are a few for your reference, and please choose based on what is convenient for you to purchase: Paula's Choice AHA Exfoliating Liquid, AHA Lotion, and Oil Control Lotion; ...

Previous｜Page ｜Next