Acne scars, Dermatology FAQ

Managing Acne and Skin Sensitivity: The Role of Oral A-Retinoids

Oral isotretinoin issues? Hello, Doctor. Since middle school, I have been experiencing acne in the T-zone. Initially, I was treated with antibiotics, but my condition fluctuated. Later, I saw some improvement with glycolic acid peels and mandelic acid treatments, but I still cont...

Dr. Wu Yuxin Reply:
Your concerns need to be assessed in person to confirm the skin condition. Sometimes, it may not be a single issue but rather a combination of factors. It is recommended to consult a nearby dermatologist.

Does Radiofrequency Treatment Cause Facial Sagging? Debunking Myths

Can infinite radio waves cause facial sagging? Hello, Doctor. A friend of mine has rolling acne scars and experienced significant improvement after one session of radiofrequency treatment. He recommended that I try it as I have the same issue. I have already undergone various tre...

Dr. Wu Yuxin Reply:
There is no such saying.

Understanding Neck Acne Scars: Causes and Treatment Options

Acne scars on the neck? About a month ago, I developed a bump on my neck that I think is a pimple (it feels painful and is red, but I'm not sure if it's actually acne since it's on my neck). At that time, I applied some acne medication, but the bump didn't bec...

Dr. Wu Yuxin Reply:
It could be a scar from acne, or there might already be a cyst present. It's important to have a physician examine it in person for confirmation.

Choosing the Right Topical Treatment for Acne and Scarring

Use of ointment? Hello! Which one is used for applying on acne and acne scars, Silian cream or Yaro gel? Which one is for applying on pustular acne? Also, does "acne" include blackheads on the nose, or is it only referring to closed comedones? Thank you, doctor.

Dr. Wu Yuxin Reply:
1. Silian 2. Acne includes both open comedones and closed comedones; both types are present.

Exploring the Benefits of Retinol and Retinaldehyde for Acne Scars

I would like to inquire about retinol? Due to the use of a new skincare product, I experienced a significant increase in acne, and my face became very bumpy with acne scars. I started alternating between tretinoin and clindamycin cream, which has stabilized my skin condition, but...

Dr. Wu Yuxin Reply:
I'm not familiar with this product; you can consult Dr. Chuang in person.

Can You Use Azelaic Acid with Oral A-Retinoids for Acne Scars?

Oral isotretinoin and azelaic acid? Hello Doctor, 1: I am currently taking oral isotretinoin, one capsule a day (20mg). I have some pigmented acne scars and would like to use azelaic acid (20%) to lighten them. Is that okay? 2: While on isotretinoin, I am experiencing some co...

Dr. Wu Yuxin Reply:
Anything is fine.

Understanding Azelaic Acid: Usage, Effects, and Skin Care Tips

Rhododendron toxicity issues? Hello, I have been experiencing frequent skin redness, cystic acne, numerous blackheads, and enlarged pores. Therefore, I visited a dermatologist who prescribed Sulfur ointment to treat Demodex mites. I have also been using azelaic acid (starting fro...

Dr. Wu Yuxin Reply:
1. It can be used continuously without interruption if there are no adverse reactions or discomfort. 2. It is recommended to pause the use of acids for 1-2 weeks when clearing acne. 3. Invasive facials will not worsen the skin condition, but they should not be done too frequently...

Can I Use Both Salicylic Acid and Azelaic Acid for Acne?

Regarding acne and pimples? Hello, doctor. I have some questions regarding my skincare routine. I have been using azelaic acid on my face, and I've noticed that my acne scars are fading quite quickly. However, it hasn't been effective for my blackheads, and sometimes I ...

Dr. Wu Yuxin Reply:
It can be used, but not at the same time.

Managing Excess Oil After Using A Acid: Tips and Solutions

Severe oiliness after using retinoids? Hello Doctor: I have been experiencing irregular sleep patterns and sudden stress, which has caused a breakout of acne. A month ago, I visited a dermatologist who prescribed me two doxycycline enteric-coated capsules daily, along with applyi...

Dr. Wu Yuxin Reply:
1. You should consult your attending physician about this issue, as they are most familiar with your condition and can help you choose the appropriate medication. 2. There are many types of scars, such as red acne scars, dark acne scars, and atrophic scars. Topical ointments may ...

Can A Acid Help Improve Acne Scars? Expert Insights

Issues with the use of A acid? Hello, doctor. I would like to ask about acne scars. If there are indentations that have just formed (less than 3 months ago), will applying retinoic acid help improve them? Additionally, for older indentations that are relatively shallow, will usin...

Dr. Wu Yuxin Reply:
For scars that have already formed indentations, the effectiveness of topical medications tends to be less satisfactory, while laser treatment may yield better results.

Can I Use Azelaic Acid and Rosacea Cream Together?

Usage of Rosacea Cream Hello, doctor. I would like to ask if I can use a 20% azelaic acid cream purchased from the pharmacy to lighten acne scars while also using a prescription cream for rosacea. Can these two creams be used simultaneously, or should I wait a few hours in betwee...

Dr. Wu Yuxin Reply:
You can use Lifu ointment during the day and azelaic acid ointment at night.

Can Niacinamide and Salicylic Acid Be Used Together for Acne Treatment?

Can "niacinamide" be used in conjunction with "salicylic acid"? Should special attention be paid if acne appears in the same area? Due to the pandemic, I've been staying at home and recently I've been experiencing some stress, which has led to breako...

Dr. Wu Yuxin Reply:
1. The reason why niacinamide and salicylic acid should not be used together is due to the potential for niacinamide to become less effective when combined with acidic ingredients, which may lead to reduced efficacy of both compounds. 2. The areas where acne appears, primarily a...

Effective Treatments for Acne Scars: Laser vs. Retinoids

Acne scars issue? I currently have acne on my face, and even if I don't pick at it, it still leaves scars. I would like to ask the doctor whether acne scars can only be removed with laser treatment, or if they can also be eliminated with retinoids.

Dr. Wu Yuxin Reply:
Without seeing the lesions, it is not possible to determine the type of acne scars. If it is very concerning, please seek medical attention as soon as possible.

Pregnancy Acne: Safe Treatments and Remedies for Expecting Mothers

Pregnancy-related acne? I am currently 8 weeks pregnant, and since the beginning of my pregnancy, I have been experiencing a severe outbreak of acne and pimples on my face, neck, chest, and back, which has also left many acne scars. The situation is quite distressing. Are there a...

Dr. Wu Yuxin Reply:
Hormonal changes are the primary cause. Without actual visualization of the lesions, it is not possible to confirm the diagnosis. If it is very concerning, please seek medical attention as soon as possible.

Can Fruit Acids Help Remove Acne Scars and Treat Dry Skin?

Can alpha hydroxy acids (AHAs) eliminate acne scars? About a year ago, I developed some acne that left behind some pitted scars. They have faded a bit since then, but are still noticeable. Occasionally, I still get small pimples. I would like to know if using a 30% combination of...

Dr. Wu Yuxin Reply:
For depressed scars, there is some help, but the primary treatment still relies on laser therapy. As for the issue of cracked skin on the hands, the cause can only be determined after an examination.

Understanding Acne Scars: Treatment for Incomplete Popping

Skin disease acne Hello doctor, I had a pimple that was swollen. After I squeezed it, it bled a lot, but it wasn't fully drained, and the surface of the pimple has turned black. Is this a scar? If so, how should I treat it? What should I do about the part that wasn't fu...

Dr. Wu Yuxin Reply:
The darkening of the surface is likely due to scabbing or pigmentation.

Concerns About Skin Infection from Hospital Bed Exposure

Skin infection issues Hello, doctor. I would like to ask about a situation during my hospital examination. Since I was lying on the examination bed, the nursing staff did not use disposable paper sheets, and instead, I was on an old hospital bed that appeared to have some stains ...

Dr. Wu Yuxin Reply:
Generally, there is no risk of infection, so there is no need to worry.

Understanding Moles: When to Worry About Skin Cancer Risks

Having too many moles raises concerns about skin cancer? Doctor, may I ask if having more than 7 moles on the right arm means that the total number of moles on the entire body exceeds 50? And if there are more than 11 moles on the right arm, does that mean the total number of mol...

Dr. Wu Yuxin Reply:
It's not the number of moles that increases the risk of skin cancer; rather, it's important to observe each mole individually.

Understanding Deep, Hard Pimples Around Ears and Jaw: Causes and Solutions

There are often quite deep and hard pimples around the ears (including behind the ears or on the earlobes) and on the jawline? I am currently a senior preparing for the university entrance exam, and I would appreciate your insights. Since the second year of high school, I have be...

Dr. Wu Yuxin Reply:
1. Yes. 2. Yes, but medical treatment is necessary. 3. Drinking more water is still important, but it does not help to eliminate what is hidden beneath the skin. 4. Most men do not consider the issue of hormonal imbalance.

Managing Skin Irritation: A Guide to Topical and Oral A Acids

Topical retinoic acid and oral azelaic acid issues? Hello, doctor. I have been troubled by acne and pigmented acne scars for a long time. I am taking 20 mg of oral isotretinoin daily, applying azelaic acid in the morning, and using a third-generation retinoid at night. I would li...

Dr. Wu Yuxin Reply:
Almost all issues are related to skin dryness caused by the use of retinoids. If this is the case, it is advisable to discontinue the retinoids and discuss it with your physician.

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