Scars, Dermatology FAQ

Understanding Hypertrophic Scars vs. Keloids: Key Differences Explained

Keloids are thickened scars that can be difficult to distinguish from surrounding skin? Excuse me, Dr. Wu. I had two deep wounds from an injury in my childhood, which have also become raised. However, after 10 years, the wounds have not enlarged and are neither painful nor itchy....

Dr. Wu Yuxin Reply:
If the width of the scar does not exceed that of the original wound, the likelihood of developing a keloid is lower.

Managing Tattoo Healing: Pain, Infection, and Scarring Concerns

Tattoo wound I got a tattoo on my foot a week ago, but for the first two days, one area was painful. I thought it might be infected, so I kept washing it and applying medication. By the third day, it was all rotten and oozing yellow fluid, and walking was painful. Later, I kept i...

Dr. Wu Yuxin Reply:
It is possible that there is inflammation or infection, but without actually seeing the lesion, it cannot be confirmed. If it is very concerning, please seek medical attention as soon as possible.

Will Cyst Removal Leave Scars on My Face?

Cyst scar Hello, doctor. Recently, I developed a sebaceous cyst on the right cheekbone of my face. After seeing a doctor, I received an injection. Will this leave a scar or cause hyperpigmentation? Also, since the cyst is located close to my eye, is it suitable for surgery? If su...

Dr. Wu Yuxin Reply:
Severe inflammation or post-surgery can both potentially lead to scarring.

Understanding the Use of Medicated Gels for Acne Scars

The use of Meiduo ointment? I have seen many people online recommending the effects of this virtue gel, and I want to use it to lighten the pigmentation scars caused by acne on my face. The instructions for the ointment state that it should not be applied to unhealed wounds, so I...

Dr. Wu Yuxin Reply:
If you experience itching, it may indicate an allergic reaction, and it is advisable to stop the medication.

Understanding Persistent Itching: Causes and Solutions for Skin Issues

Generalized pruritus? Hello Dr. Lee: About half a month ago, I started getting woken up in the morning by mosquito bites (it feels like insect bites), and then I couldn't fall back asleep... I ended up scratching and itching. As a result, I developed various sized welts on t...

Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. "起慶摩" is medically referred to as urticaria, also known as hives. For more information, you can refer to the article from National Taiwan University Hospital at h...

Can Laser Treatments for Acne Scars Be Safe with Immune Antibody Issues?

Skin immune issues Hello, I have two abnormal immune antibodies, and the rest are normal. Can I undergo picosecond laser or other laser treatments for facial acne scars? My blood test values are as follows: ATA: 149, Intercellular Substance Antibody: 1:40+. I take one pill of Bel...

Dr. Wu Yuxin Reply:
Sure.

Struggling to Remove Sunscreen: Tips for Acne-Prone Skin

Sunscreen is difficult to remove? Hello, doctor! I would like to ask you about my situation. I have been using topical retinoids for about two weeks, and I have developed a lot of acne on my face. I know I shouldn't touch them because I tend to get pitted scars. However, the...

Dr. Wu Yuxin Reply:
You can try other types of lighter sunscreens.

Is Jade Laser Hair Removal the Best Option? Expert Insights and Recommendations

Laser hair removal issues? Hello, doctor. I would like to ask if the results of the Alexandrite laser hair removal are optimal. I previously had a related trial treatment at an aesthetic clinic in Taichung, and the results were quite good. However, I am concerned that it might be...

Dr. Wu Yuxin Reply:
1. The results of the Alexandrite laser hair removal are quite good, but the brand and quality of the machine have a significant impact. 2. If the hair is fine or lighter in color, the effectiveness of any machine is quite limited. 3. For oily skin and acne scars on the face, fra...

Understanding Post-Cryotherapy Hyperpigmentation: Causes and Solutions

Melanin deposition I would like to ask the doctor, about two months ago I underwent cryotherapy on my right face, and the hyperpigmentation has not faded. Is this normal? Or are there any methods that can help, as there are scars or hyperpigmentation in about three areas where I ...

Dr. Wu Yuxin Reply:
If possible, you can ask your doctor to prescribe a whitening cream.

Can You Take Weight Loss Teas While Using A-Retinoids for Acne?

Acne scars (treatment with retinoids) Hello, I have a question regarding the issue of acne scars. Can I take weight loss tea, detox tea, or meal replacement products while using retinoids? Will it affect the effectiveness of the retinoids? What is the best time to take retinoids?

Dr. Li Yufen Reply:
Hello: For a detailed introduction to acne treatment, you can refer to a series of articles on the Dermatology Expert Health website at http://www.drskincare.com.tw/Qa/Index.aspx?CID=4&pg=1. Oral isotretinoin is generally used for severe cystic acne, rather than for treating ...

Understanding and Managing Hypertrophic Scars: A Patient's Journey

Improving keloids? Hello, Doctor: About three years ago, I developed a bump in my genital area, which, when squeezed, oozed pus. It then became a red, swollen hard lump that often itched. Since it was in a private area, I thought it was a gynecological issue and delayed seeking h...

Dr. Wu Yuxin Reply:
1. I cannot answer the question about the initial cause of acne. 2. The wounds from mosquito bites that develop blisters and become red, swollen, and itchy take a long time to heal and are unrelated to keloid predisposition. 3. POLYXAL scar gel or anti-itch medication can be ...

Can Keloids Heal Completely? Insights from Dermatology Experts

Can keloids heal completely? I have three large keloids on my chest and several small ones on my chin, which I believe are caused by acne. I have already visited four different dermatology clinics, and the treatments have consisted of injections, oral medications, and topical app...

Dr. Wu Yuxin Reply:
Typically, local steroid injections are used, which can flatten and improve the condition, but they cannot completely eliminate it.

How to Fade Acne Scars: Effective Treatments and Timeline

Fading acne scars? Hello Doctor: I have been using these two medications for a month and a half: 1% Bifonazole gel and 0.1% Adapalene gel. My pore acne has improved significantly! 1. Will continuing to apply them help fade the remaining red acne scars on my cheeks? 2. Do I really...

Dr. Wu Yuxin Reply:
You should consult your prescribing physician about this issue, as they are the most familiar with your medical condition.

Can CO2 Laser Treatments Flatten Raised Moles and Scars?

Laser issues Doctor, I would like to ask about CO2 fractional laser treatment for moles. Is it possible for raised moles to become completely flat after the laser treatment? Can CO2 fractional laser be used to flatten hypertrophic scars? What about mature hypertrophic scars? Is t...

Dr. Wu Yuxin Reply:
There is a possibility of residual pigmentation after laser mole removal. If there is no improvement after 3-4 sessions of laser treatment, surgical intervention should be considered.

Effective Treatments for Acne Scars and Skin Indentations

Depressed lesions on the face? Hello, doctor. Many years ago, I used to scratch my face with my nails while washing it. Now I have many indentations shaped like nails on my face that are very noticeable in sunlight. Is there any effective topical treatment for this? Also, what is...

Dr. Wu Yuxin Reply:
The ineffectiveness of medication and costs will depend on the scope of the procedure.

Effective Solutions for Acne Scars: Treatment Options and Costs

How to address acne scars? I previously had chickenpox and now there's a pockmark on my face. How can I remove it, what is the cost, and can a minor undergo this treatment?

Dr. Li Yufen Reply:
Hello: The treatment methods for pockmarks left by chickenpox are similar to those for acne scars. You can refer to the articles on acne scar treatments available on dermatology expert health websites. Different treatment options and costs may vary between hospitals and clinics. ...

Can Scar Cream Flatten Hypertrophic Scars or Is Dermatology Needed?

Will applying ointment help with keloids? There is a keloid on the skin that is raised, and I have been continuously applying scar ointment. Will this keloid flatten out, or do I need to seek treatment at a dermatology clinic?

Dr. Wu Yuxin Reply:
It will improve, but to a very limited extent.

Can Shallow Acne Scars Heal on Their Own Over Time?

Acne scar removal I would like to ask the doctor if shallow acne scars can heal on their own. I used to have shallow acne scars, but recently I've noticed that they seem less noticeable. I'm not sure if this is just a psychological effect or if shallow acne scars can ac...

Dr. Wu Yuxin Reply:
It's unlikely; laser treatment is needed.

Understanding Segmental Lentiginosis: Causes and Treatment Options

Black spots or scars along the thigh and buttocks following the nerve pathways? Hello, doctor. Over the past few years, I have developed many small black spots on the right side of my thigh and buttocks. I'm not sure if they are scars or spots that follow the nerve pathways,...

Dr. Wu Yuxin Reply:
Currently, treatment is only available through laser therapy, but the actual effectiveness is quite limited.

Managing Long-Standing Lipomas: Surgery, Recovery, and Expert Advice

A lipoma that has been present for 30 years has grown larger? Hello Doctor, I have developed two sebaceous cysts, one on my earlobe (approximately 0.5 cm in diameter) and one near my anus (approximately 2.5 cm in diameter). Due to their awkward locations, I have avoided addressin...

Dr. Wu Yuxin Reply:
1. It is possible that scars after surgery are sometimes unavoidable. 2. No, stitches are usually removed about 7-10 days after surgery. 3. Surgical. Generally, health insurance covers this.

Previous｜Page ｜Next