Pimples, Dermatology FAQ

Understanding Astringents: Impact on Skin and Acne Development

Convergent water? I previously read a book that mentioned frequent use of alcohol-based astringents can cause the stratum corneum to harden. If the stratum corneum hardens without exfoliation, is it easier to develop acne? Could the use of alcohol-based astringents, which may cau...

Dr. Jiang Zheen Reply:
The cause of acne is due to abnormal keratinization of the pores, which is not directly related to the keratinization of the skin itself. However, certain comedogenic ingredients in cosmetics can contribute to the formation of acne. Alcohol is also a substance that can lead to ac...

Choosing the Right Skincare for Acne: DMS Products and Asian Skin

Acne care products Have you heard of the skincare brand DMS? I am considering purchasing their products to treat my acne, but I'm unsure if they are suitable for Asian skin types since I am prone to breakouts. Recently, during winter, I have been experiencing more comedonal ...

Dr. Zheng Lizhen Reply:
Hello: While choosing a brand is certainly important, the most crucial factor is whether the products you select are suitable for acne-prone skin. There are many reasons for the development of acne and pimples, but it is unlikely that astringent toners are causing excessive dryne...

How to Treat Persistent Chin Acne: Effective Solutions and Tips

My acne? I never get acne on my face except for my chin, which is covered in pimples that won't go away. What should I do?

Dr. Hong Zhengsheng Reply:
Hello: We recommend that when you notice the described symptoms on your skin, you should promptly visit the public hospitals in your county or city under the Department of Health and consult with a dermatologist. Our physicians are always happy to assist you. Thank you for using ...

Can Pimples Appear Near the Anus? Understanding Skin Issues in That Area

Can pimples develop near the anus? Recently, I noticed a small bump near my anus, in a hairy area, that looks similar to a pimple. It's about the same size as the pimples I usually get elsewhere, but it hasn't fully matured yet and doesn't have a whitehead. It is s...

Dr. Huang Ruiyun Reply:
That's called folliculitis; we don't refer to it as acne. The duration for it to resolve can vary, and it can range from mild to severe. Sweating and being in a humid environment can make it more likely to occur.

Why Do I Keep Getting Pimples Around My Mouth?

I consistently get acne around my mouth. What could be the reason for this? I keep getting pimples around my mouth, and I rarely have them on other parts of my face. I'm not sure why this is happening. Could you please help me with a solution? Thank you!

Dr. Zheng Lizhen Reply:
Hello: Please consult a dermatologist nearby for an accurate diagnosis and treatment. Sincerely, Dr. Cheng Li-Chen, Dermatologist.

Understanding Skin Issues: Pimples vs. Cold Sores on the Philtrum

Philtrum I have what seems like acne on my philtrum, but it doesn't look like typical pimples. My senior said it might be a cold sore, and sometimes it even develops small blisters.

Dr. Hong Zhengsheng Reply:
Hello, silly: Based on your description, it is currently not possible to determine your specific condition. I recommend that when you notice the symptoms on your skin as described, you should promptly visit a public hospital under the Department of Health in your city or county a...

Is It Eczema? Understanding Skin Issues on the Chest Area

I'm not sure if it's eczema? Hello, doctor. I would like to ask you a question. Recently, I have developed four or five small bumps around the areola on my right breast. They look very much like tiny pimples. I squeezed one of them and was able to extract some material,...

Dr. Huang Ruiyun Reply:
Please stop trying to diagnose and treat yourself online! The misdiagnosis rate with this method is extremely high. If you are truly troubled, please visit a dermatologist in person.

Red Bumps on Skin: Itchy Mystery Near Collarbone Explained

Red spots on the body that do not resemble a rash? I have developed red spots on my body that look like pimples; they are very red and itchy. Most of them are located near my collarbone, where there are about 15 red dots, and there are also some on my body and chest. I have a few...

Dr. Jiang Yujiao Reply:
Hello: Symptoms of redness and itching may be due to insect bites, but some inflamed acne can also cause itching. If seeing a dermatologist does not help, consider consulting another physician for a second opinion. Sincerely, Dr. Jiang Yu-Jiao, Dermatology.

Essential Acne Care: Proper Cleansing, Diet, and Treatment Tips

Regarding acne issues? I’ve heard many people say that my face-washing method is incorrect, and I would like to know the answers to a few questions: 1. What are the correct steps for washing my face? 2. What is the ideal water temperature for washing my face (should I use cold ...

Dr. Zheng Lizhen Reply:
Hello: 1. When washing your face, first wet your face, then apply a cleanser to remove dirt, and rinse thoroughly to eliminate the cleanser. 2. Do not use water that is too hot; it is best not to exceed 40 degrees Celsius. 3. There is no evidence showing a direct correlation betw...

Understanding and Treating Red Bumps on the Chest: Folliculitis Insights

Red spots often appear on the chest? Hello, I have small red spots on my chest (also on the upper part of my chest) that resemble pimples, but they are not painful and are bothersome when wearing clothes. The doctor said it is folliculitis, and I have taken medication, but it has...

Dr. Hong Zhengsheng Reply:
Hello Sherry Cu: Based on your written description, it is currently difficult to determine your specific condition. The most significant characteristic of skin diseases is that "seeing is believing, and texture can be felt." It is indeed challenging to convey a complete...

Understanding Skin Issues: What Could These Yellow Bumps Mean?

Hello, Doctor? Recently, my boyfriend has three bumps on the side of his penis that look like pimples, but they have a yellow center. The surrounding area appears to have a yellow ring around it. My boyfriend is worried that it might be a sexually transmitted infection (STI), and...

Dr. Hong Zhengsheng Reply:
Hello, Xiao Wu: In your letter, you mentioned, "…Is it okay to go to a nearby dermatologist?…" The answer is, "Of course." I recommend that when you notice the symptoms described, you should promptly visit a public hospital in your city or county and consult w...

Dealing with Severe Acne: Over-the-Counter Solutions and Skin Reactions

Severe acne problem? I started getting acne in middle school, and it fluctuates between good and bad. Although I've heard that not staying up late can prevent acne, I still break out regularly. Most of my acne appears on both sides of my cheeks and is quite red, making it ve...

Dr. Jiang Zheen Reply:
Sometimes the skin on the face is not exactly the same as the skin on the arms, so I suggest you may want to stop using it. As for stubborn acne, the most effective treatment is oral isotretinoin, as it can maintain remission for about 1-2 years. However, this medication requires...

Managing Dry Skin and Breakouts with Rhododendron Acid Treatment

Regarding Rhododendron acid~~ Hello Dr. Chen, I visited your clinic and you prescribed me azelaic acid and AHA. However, the weather has been very dry lately, and after applying the medication, my skin feels dry and tight. Can I apply Aveeno Daily Moisturizing Cream to improve th...

Dr. Chen Yiying Reply:
Hello: In response to your question, the dry and cold weather, along with the acidity of azaleas, can cause irritation and itching. You may apply an oatmeal repair cream or another moisturizing lotion after applying the medication to improve dryness and peeling. Additionally, it ...

Understanding Flat Warts on the Face: Treatment and Care Tips

Warts on the face Hello, doctor. I didn't realize that I had developed flat warts before. Since I also have acne, I have squeezed my pimples with my hands. Now, some areas have become infected with flat warts. I am currently applying salicylic acid treatment on my face, but ...

Dr. Zheng Lizhen Reply:
Hello: Each person's immune system is different, so the time required may vary. Even if you have flat warts, you can still apply sunscreen or barrier cream to avoid scratching and prevent spreading. Sincerely, Dr. Cheng Li-Chen, Dermatologist.

Understanding Persistent Acne: Why Your Red Pimples Won't Fade

Acne Hello doctor, I have been seeing a dermatologist for two months, but there has been no improvement with the red acne. After that, I switched to traditional Chinese medicine and have been taking herbal medicine for another two months. Why are the red acne spots still not disa...

Dr. Zheng Lizhen Reply:
Hello: The red marks after inflammation typically take about 2 to 6 months to gradually fade away. Sincerely, Dr. Cheng Li-Chen, Dermatologist.

Managing Chronic Urticaria and Sensitive Skin: Tips and Insights

Skin allergy issues? Hello Dr. Jiang, I would like to ask a few questions. I have chronic urticaria, which doesn't flare up often, usually only during seasonal changes. In middle school, I didn't have acne, but during my vocational school years, I started to develop sm...

Dr. Jiang Zheen Reply:
The rash you've developed these days seems more like seasonal eczema. You should apply some eczema cream and avoid using retinoids. Wishing you peace, Jesus loves you.

Why Am I Still Struggling with Acne at 15? Effective Treatment Tips

Why am I experiencing persistent acne breakouts? I am a 15-year-old middle school girl, but I have been experiencing acne on my chin and forehead. Despite using topical and oral medications, there has been little improvement, and the acne on my chin has actually worsened. I have ...

Dr. Huang Ruiyun Reply:
1. Not necessarily. 2. Acne is related to genetics; it can be treated, but there is no definitive cure. Avoid staying up late, refrain from picking at the skin, do not eat late-night snacks, avoid binge eating, and limit the intake of sweets and sugary beverages. Long-term adhere...

Understanding Acne and Hives: Causes, Treatments, and Concerns

Could you please provide more context or details regarding the issues with acne and urticaria (hives)? Hello doctor, I have two questions to ask you. First, I have a lot of acne on my face, and I have used a facial cleanser (I used a pH 6.5 facial cleanser from a brand called P...

Dr. Jiang Zheen Reply:
Acne is not caused by allergies, so it is not related to facial cleansers. Urticaria is not a contagious disease; it is a skin condition caused by allergies. Wishing you safety.

Understanding Neck Acne: Causes, Treatments, and Skincare Tips

Could you please provide more details about the acne on your neck? Hello Doctor, I would like to ask about the acne on my neck. I have been experiencing acne since puberty, and now at 25 years old, I still have some small comedones on my forehead and face, but my neck is breaki...

Dr. Zheng Lizhen Reply:
Hello: 1. If you cannot continuously afford professional glycolic acid treatments, you can use home products containing glycolic acid, which can help improve enlarged pores. 2. If oiliness is severe, you may use oil-control products in conjunction. 3. As long as the facial cleans...

Understanding Painful Growths Near the Genitals: When to Seek Help

Concerning issues? Hello, Dr. Hong: I have a question I would like to ask you. A couple of days ago, I noticed a small spot appearing next to my genital area (right next to the labia minora). It was a bit painful, but I thought it would go away in a couple of days, so I didn’t pa...

Dr. Hong Zhengsheng Reply:
Hello Isabella: Based on your written description, it is currently difficult to ascertain your specific medical condition. The main difference between dermatological diseases and internal medicine diseases is that "a physician's visual examination is essential." It...

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