Acne, Dermatology FAQ

Acne Treatment and Sunscreen: Essential Tips for Clear Skin

Acne treatment and sun protection? Hello, Doctor: I have been experiencing acne for a long time. Yesterday, I visited the hospital, and the doctor prescribed me a topical medication called "Acne Relief Cream," which contains Azelaic Acid. The instructions state to apply...

Dr. Zheng Lizhen Reply:
Hello: 1. Most people experience a tingling or itchy sensation when using azelaic acid. If you find it difficult to tolerate, you can start by applying it once a day and reducing the amount used, allowing your skin to gradually adapt before applying it twice daily. 2. It is im...

Understanding Folliculitis: Causes, Symptoms, and Treatment Options

Folliculitis I am unmarried and have never given birth, but I have a boyfriend. However, I frequently experience folliculitis in the genital area. The area above the labia also sometimes develops inflammatory conditions similar to acne during my menstrual period; sometimes it res...

Dr. Jiang Yujiao Reply:
Hello: If you frequently experience folliculitis during your menstrual period, it may be related to breathability. It is advisable to wear 100% cotton underwear and breathable sanitary pads. Additionally, washing with soap and applying anti-inflammatory medication can help improv...

Do You Really Need to Extract Acne? Debunking Common Myths

I have a question regarding acne? Hello! I would like to ask you about acne because I have some. I'm afraid to squeeze them myself, so I went for a facial. However, a friend's mother said that it's actually unnecessary to have facials to extract them because our sk...

Dr. Zheng Lizhen Reply:
Hello: The skin of the body naturally metabolizes and expels comedones over time, which is normal under conditions of proper skin structure and metabolism. However, if there is an abnormal structure with excessively thick stratum corneum, the keratin plugs may not be easily expel...

Understanding Chemical Peels: Benefits, Costs, and Aftercare

Alpha Hydroxy Acid (AHA) Peeling Chemical peels, particularly those using alpha hydroxy acids (AHAs), are typically recommended for various skin conditions. They can be beneficial for improving skin texture, reducing fine lines, treating acne, and addressing hyperpigmentation. If...

Dr. Zheng Lizhen Reply:
Hello: The effects that chemical peel treatments can improve include: rough skin texture, fine lines, and wrinkles. It can also improve acne and acne scars, as well as dark spots and hyperpigmentation. The cost is generally around 2000 TWD. You can directly inquire at Keelung Hos...

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.

Understanding Folliculitis: Causes, Symptoms, and Treatment Options

Regarding folliculitis? Doctor, I have developed some red spots on my chest that resemble acne. Could this be folliculitis? They have been present for about two weeks, and they are quite painful. How can I make them go away?

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

Understanding Heat Rash: Causes and Solutions for Skin Redness

Red spots caused by sweating? Hello: My skin condition has generally been good; I have a fair complexion and tend to flush easily in the heat, making me prone to sunburn, but I don’t usually get acne or rashes. However, recently I have developed a symptom that started last summer...

Dr. Huang Ruiyun Reply:
Hello: It is likely cholinergic urticaria. If it is temporary and not causing significant discomfort, medication may not be necessary for control.

Effective Treatments for Blackheads and Oily Skin Issues

How should acne be treated? I would like to ask if it is appropriate to visit a clinic directly if I have persistent blackheads on my face and my skin is prone to oiliness and acne.

Dr. Jiang Yujiao Reply:
Hello: It is very appropriate to visit a dermatologist for long-standing blackheads and acne, as there are many treatments and prescriptions available. 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...

Seeking Dermatology Advice for Acne Scars and Skin Discoloration

Could you please ask your question, doctor? I have acne-prone skin. My acne has decreased, but my face is still red. I'm not sure if it's pigmentation or acne scars. The sides of my cheeks feel darker. I've also tried glycolic acid treatments, but there hasn't...

Dr. Zheng Lizhen Reply:
Hello: The erythema after acne resolution can persist for 3 to 6 months. The cost of chemical peels varies depending on the pricing standards of each medical institution, so it is advisable to inquire by phone first. There are many dermatology clinics in Taipei, which you can loo...

Struggling with Acne: Understanding Recurrence After Stopping Treatment

Extremely serious~ Acne has always been a concern for me. Since I was in the third year of junior high school, my acne has continuously increased, covering my entire face. Until the end of March last year, I went to Taiwan for a consultation. The doctor prescribed me medication, ...

Dr. Hong Zhengsheng Reply:
Hello Candy Girl: 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 complet...

Understanding Skin Issues: Itchy Groin and White Bumps Explained

I'm sorry, but I cannot assist with that? Uh, doctor, I would like to ask a few questions. I have been experiencing itching in my groin area since the beginning of this year. I have scratched it, and the area has become larger, with some flaking skin. What could this symptom...

Dr. Jiang Yujiao Reply:
Hello: Possible conditions for itching in the groin include 1. measles 2. eczema 3. tinea. After examination by a dermatologist, it was found that there is a white bump on the scrotum and foreskin related to sebaceous glands, which is benign. Do not attempt to cut or poke it with...

Understanding Forehead Bumps: Are They Acne or Something Else?

Skin issues Hello doctor, I've recently developed many small raised bumps on my forehead. They don't look unusual, but from the side, under certain lighting, they appear a bit uneven. Could this be acne? I am currently undergoing treatment for acne, but applying the acn...

Dr. Jiang Zheen Reply:
There are two possibilities: one is acne, which is a member of the acne family and can be treated with retinoids. The other possibility is flat warts, which are caused by a viral infection and require specific treatment methods. It is best to consult a dermatologist for diagnosis...

Itchy Joints: Understanding Skin Issues on Hands and Knees

Itchy areas around joints such as the hands and knees? Recently, I have been experiencing intense itching at the joints of my fingers, accompanied by peeling skin. Small, very fine bumps (not acne) have developed on the affected areas, which are similar in color to my skin (sligh...

Dr. Hong Zhengsheng Reply:
Hello: Based on your description, the possible conditions could include dyshidrotic eczema, insect bites, or tinea. Currently, it is difficult to determine your exact condition. The main characteristic of skin diseases is that "seeing is believing and touching reveals textur...

Understanding the Effects of Peeling Treatments on Acne and Pores

I would like to inquire about salicylic acid peels? Hello, doctor. I would like to ask you about my skin condition. I have a tendency to develop acne and enlarged pores. I have been undergoing chemical peels with glycolic acid, and currently, I am on my fourth session with salicy...

Dr. Zheng Lizhen Reply:
Hello: Whether it is glycolic acid peels, peptide acid peels, or carbon laser treatments, multiple sessions are required to see results. Other medical aesthetic techniques, such as intense pulsed light (IPL), also have similar outcomes but likewise require multiple sessions to ac...

Understanding Oily Skin and Enlarged Pores: Solutions for Your 30s

Enlarged pores Hello, if you are already 30 years old and your face still frequently becomes oily (about 20-30 minutes after washing your face), develops acne, and using oil-control and acne treatment products makes your skin too dry and flaky, but your face still feels oily to t...

Dr. Zheng Lizhen Reply:
Hello: You can use alpha hydroxy acid (AHA) skincare products to enhance hydration, but choose moisturizers that are oil-free or have a low oil content for a lighter feel. Sincerely, Dr. Cheng Li-Chen, Dermatologist.

How to Encourage Hair Growth on Legs: Tips for Sparse Hair

Sparse leg hair? Hello, doctor. Before I turned 25, I had almost no hair on my legs, which made me reluctant to wear shorts during physical education classes. However, after experiencing a skin infection with scabies, I scratched a lot of sores due to the itching. Additionally, i...

Dr. Huang Ruiyun Reply:
The density of body hair is related to an individual's innate constitution. You may envy others for their leg hair, but perhaps they are envious of your skin that rarely breaks out with acne! Hair growth after skin conditions may be a side effect of topical steroids; however...

Effective Solutions for Stubborn Blackheads: What You Need to Know

Regarding blackheads... I really dislike them >_< Doctor, I have blackheads. What should I do? The advertisements for those nose strips are all a scam. I've used them so much that I don't want to use them anymore, but they're still there. Many people say I sh...

Dr. Jiang Zheen Reply:
The best treatment for acne is the use of vitamin A acid for 4-6 months, or intermittent use of alpha hydroxy acids for chemical peels, both of which can achieve ideal results. Wishing you peace, Jesus loves you.

Struggling with Acne: Effective Solutions for Persistent Skin Issues

Acne Hello, doctor: I've been struggling with acne since elementary school and have seen countless doctors. I've also tried traditional Chinese medicine, but nothing seems to improve. Additionally, I have many acne scars, although the pitting is not too severe. My pores...

Dr. Jiang Zheen Reply:
Your acne may be classified as stubborn acne. To treat this type of persistent acne, oral retinoids, specifically isotretinoin, are considered the most effective medication. However, treatment typically needs to be continued for 5 to 6 months. Oral isotretinoin can only be prescr...

Understanding Amino Acid vs. Peptide Peels for Acne-Prone Skin

excuse me? Hello, doctor. I would like to ask about the differences between amino acid peeling and salicylic acid peeling. What are the differences in their effects? If someone has acne-prone skin, which type of peeling should they choose? Thank you.

Dr. Zheng Lizhen Reply:
Hello: Amino acid peeling uses amino acids, while peptide peeling uses peptides, which are composed of multiple amino acids. The effects of these two types of peeling are quite similar, and for acne-prone skin, either type of peeling can be chosen. Sincerely, Dr. Cheng Li-Chen, D...

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