Can You Use Scar Cream on Healing Wounds or Only on Healed Skin?
Scar removal I would like to ask the doctor whether scar removal creams available on the market should be used when the wound is healing or after it has completely healed. I purchased a bottle of "Zomeridol Scar Cream" to use for acne scars, but the instructions did not...
Dr. Huang Ruiyun reply Dermatology
Could you please specify whether you purchased "Zomeidol Scar Cream" or "Zomeidol Spot Cream"? Please provide the correct name and the listed ingredients so that I can answer your question.[Read More] Can You Use Scar Cream on Healing Wounds or Only on Healed Skin?
Understanding Itchy Skin: Causes, Medical Terms, and Moisturizing Tips
Please provide the content you would like me to translate Hello: Skin itching is said to be caused by excessive dryness of the skin. Is there a professional medical term for this condition? Also, I heard that it's important to apply moisturizer frequently. If I use a foaming...
Dr. Huang Ruiyun reply Dermatology
Skin itching is not necessarily caused by dryness. Without a personal examination, it is not appropriate to make a diagnosis, and therefore, further educational recommendations cannot be provided.[Read More] Understanding Itchy Skin: Causes, Medical Terms, and Moisturizing Tips
Understanding Adapalene: Key Questions About Acne Treatment and Care
Question! Active ingredient of Aikong gel: ADAPALENE 1. Is this medication classified as a retinoid? Is it a third-generation retinoid? 2. The instructions state to wash it off the next morning. What happens if it is not washed off? Why is it necessary to wash it off? 3. I'...
Dr. Huang Ruiyun reply Dermatology
1. Yes. 2. Don't you wash your face in the morning? 3. The same. 4. See a doctor for a needle aspiration. 5. See a doctor for a needle aspiration.[Read More] Understanding Adapalene: Key Questions About Acne Treatment and Care
Understanding Your Skin Allergy Medications: Uses and Side Effects
Medication Consultation Hello, a few days ago I experienced itching and rashes on my hands and ears, so I visited a dermatologist. The doctor said it was an allergic reaction and prescribed me some medications, but I forgot to ask about their effects and potential side effects. C...
Dr. Huang Ruiyun reply Dermatology
1. Antihistamines are used for itching and may cause drowsiness. If you are concerned about it affecting your work, you can take them after returning home. If you feel sleepy, do not drive. 2. Antihistamines that are less likely to cause drowsiness. 3. & 5. Corticosteroid...[Read More] Understanding Your Skin Allergy Medications: Uses and Side Effects
Understanding Hair Loss: When to See a Dermatologist or Gynecologist
Severe hair loss issues? Hello Dr. Huang: I have been experiencing significant hair loss every time I wash my hair for the past few months (since around August). I also notice hair falling out when I comb my hair. I'm not sure what the cause is and haven't seen a doctor...
Dr. Huang Ruiyun reply Dermatology
If there is polycystic ovary syndrome (PCOS) accompanied by obesity, acne, and significant thinning of hair on the crown, it is recommended to first consult a gynecologist. Another option is to see a specialist in metabolic medicine (also known as endocrinology). It is important ...[Read More] Understanding Hair Loss: When to See a Dermatologist or Gynecologist
Persistent Skin Issues: Understanding and Managing Itchy Lesions
The skin itches uncontrollably with just a scratch? Hello, Dr. Huang. My issue is that I initially had small bumps on my lower legs. I would scratch them, and when they broke, they turned into watery wounds that were difficult to heal. Even after scabbing, they would still itch. ...
Dr. Huang Ruiyun reply Dermatology
According to regulations, online diagnoses are not permitted; our role is to assist patients (who already know their condition) in resolving their concerns, rather than providing online medical consultations. If you are truly troubled, please visit a dermatologist in person. Anot...[Read More] Persistent Skin Issues: Understanding and Managing Itchy Lesions
Do Exfoliation Treatments Cause Acne Breakouts? Expert Insights
Acne and Exfoliation I would like to ask the doctor... Does skin that is prone to acne need exfoliation? Why do I break out a few days after exfoliating?
Dr. Huang Ruiyun reply Dermatology
Proper exfoliation may improve certain cases of acne, but for some individuals, exfoliation can worsen acne, especially when excessive exfoliation irritates the hair follicles and causes inflammation. Your method of exfoliation is clearly not suitable for you.[Read More] Do Exfoliation Treatments Cause Acne Breakouts? Expert Insights
Understanding Eczema on the Nipple: Symptoms, Treatment, and Recovery
Nipple eczema Hello Doctor: I have had long-term scaling of the right nipple and crusting changes in the areola for over four years. It is rarely itchy and occurs about once or twice a year. If I do not repeatedly irritate the area, it tends to heal on its own after a while. At t...
Dr. Huang Ruiyun reply Dermatology
The lesion does not have blisters, peeling, swelling, or itching, which indicates improvement. It is important to monitor whether the lesion is expanding. Additionally, be sure not to create any wounds by using your hands. Pigmentation may take several months to recover, and if y...[Read More] Understanding Eczema on the Nipple: Symptoms, Treatment, and Recovery
Living with HIV Patients: Common Concerns and Misconceptions Explained
What is it like to live with a person who has HIV? 1. Does povidone-iodine kill the HIV virus? 2. If a person with HIV has hemorrhoids that are bleeding, and their underwear is washed together with ours in the washing machine, is there a risk of transmission? 3. How long does the...
Dr. Huang Ruiyun reply Dermatology
1. Yes. 2. It's very difficult. 3. Once the blood has dried, survival becomes nearly impossible. It is recommended to wear rubber gloves and clean with bleach. 4. This is a dangerous action; do not do that. 5. The probability is very low; you would need to directly ingest th...[Read More] Living with HIV Patients: Common Concerns and Misconceptions Explained
Understanding Warts: HPV Survival, Disinfection, and Contagion Risks
Wart virus infection issues? I would like to know how long warts, caused by the human papillomavirus (a filtrable virus), can survive in the natural environment. Can they be destroyed by 95% industrial alcohol? At what size or under what conditions do warts on the feet become con...
Dr. Huang Ruiyun reply Dermatology
It is easier to exist in a humid environment. It can be present in the environment, but it is not reliable to disinfect the skin directly. Regardless of size, warts have the potential for transmission. In fact, the transmission rate is not high; the areas that are typically infec...[Read More] Understanding Warts: HPV Survival, Disinfection, and Contagion Risks
Understanding Soft Skin Nodules in Children: Causes and Concerns
Small sarcoma My daughter is currently 2.5 years old and has developed a small, soft growth under the corner of her eye. Is this considered a tumor? I'm not sure. Family members have suggested that it might be caused by the moisturizing lotion I applied. Is that possible? I ...
Dr. Huang Ruiyun reply Dermatology
According to regulations, online diagnoses are not permitted. Our role is to assist patients (who already know their condition) in resolving their doubts, rather than providing online medical consultations. Thank you.[Read More] Understanding Soft Skin Nodules in Children: Causes and Concerns
Understanding Hair Thinning: Can Fine Hairs Be Revived Before Transplant?
The hair follicles on the scalp are present, but most of them only produce fine hair? Hello Dr. Huang, I am currently a postdoctoral researcher at National Chiao Tung University and I understand that you are an attending physician at Hsinchu Hospital. I would like to consult you...
Dr. Huang Ruiyun reply Dermatology
The logic behind this issue is actually quite simple; the difficulty lies in the decision you make for yourself. Pathway 1: Male pattern baldness is not a disease; it is merely a common genetic trait, where one increasingly resembles a certain ancestor. Bruce Willis and Sean Conn...[Read More] Understanding Hair Thinning: Can Fine Hairs Be Revived Before Transplant?
Understanding Hard Lumps Behind the Ear: Causes and Concerns
A hard, unknown mass has developed behind the ear? I have a small hard lump behind my ear that doesn't hurt when pressed, and I have no history of injury in that area. What could this be, and what will happen if I leave it alone?
Dr. Huang Ruiyun reply Dermatology
According to regulations, online diagnosis is not permitted. Our role is to assist patients (who already know their condition) in resolving their doubts, rather than providing online medical consultations. Thank you.[Read More] Understanding Hard Lumps Behind the Ear: Causes and Concerns
Finding a Solution for Skin Warts: Where to Seek Treatment in Kaohsiung
It seems like I have gotten warts? I have recently discovered that I might have genital warts. I live in Kaohsiung and would like to know which hospital can treat me. I don't want my family to know. If surgery is required, do my parents need to accompany me? My condition is ...
Dr. Huang Ruiyun reply Dermatology
Please schedule an appointment with a urologist or dermatologist. Is it necessary for a physician to diagnose condyloma first? Kaohsiung City includes Kaohsiung Veterans General Hospital, Chang Gung Memorial Hospital Kaohsiung Branch, Sun Yat-sen Memorial Hospital affiliated with...[Read More] Finding a Solution for Skin Warts: Where to Seek Treatment in Kaohsiung
Understanding Rosacea: Treatment Options and Skin Care Tips
Alcoholic skin, related care and treatment issues? Question 1: Is it necessary to treat early-stage rosacea? If I use a specialized skincare product for rosacea, such as "Zhen Shui DDF," and maintain a normal lifestyle while avoiding external irritants like hot baths, h...
Dr. Huang Ruiyun reply Dermatology
1. Not necessarily. 2. It is possible. 3. Skincare products containing PHA (lactobionic acid, lactone-type gluconic acid). Medications require a doctor's prescription. 4. Increased microvascular dilation is not necessarily rosacea; it can occur slightly with age. If you cons...[Read More] Understanding Rosacea: Treatment Options and Skin Care Tips
Should You Be Concerned About Changes in Your Mole?
Mole Hello Dr. Huang, I would like to ask you about a mole on my body. Recently, it suddenly became raised after I accidentally scratched it. The wound has healed and formed a scar, but the mole has turned brown and shrunk. I'm not sure if I should seek medical attention f...
Dr. Huang Ruiyun reply Dermatology
I'm sorry, but an online diagnosis is not possible. In fact, the likelihood of moles being problematic is quite low. If you are concerned, it is best to seek medical attention in person.[Read More] Should You Be Concerned About Changes in Your Mole?
Do Expired Silicone Sheets Affect Healing for Keloids?
Silicone sheet Hello, Doctor: I have a few questions to ask you. If silicone sheets are expired, will it affect their efficacy? What problems might arise from using expired silicone sheets? The reason for using silicone sheets is due to large injuries from a car accident, which c...
Dr. Huang Ruiyun reply Dermatology
Using silicone sheets for keloids is correct. In fact, silicone sheets do not contain any medication; they may just lose elasticity and become less effective over time, resulting in poor adherence. At most, they may be less effective and not work as well.[Read More] Do Expired Silicone Sheets Affect Healing for Keloids?
Can Tattoos Effectively Cover Birthmarks Without Risks?
Can a birthmark be covered with a tattoo? Hello, doctor. I would like to ask, if I cover a birthmark on my back with a tattoo, what are the potential side effects or complications? Thank you!
Dr. Huang Ruiyun reply Dermatology
I strongly oppose the idea of using tattoos to cover birthmarks. Firstly, the results are often not ideal, and if one later regrets it, removing skin-colored tattoos can be very difficult. Secondly, if the birthmark undergoes any changes, it becomes challenging to observe clinica...[Read More] Can Tattoos Effectively Cover Birthmarks Without Risks?
Understanding Folliculitis: Causes, Symptoms, and Effective Treatments
Folliculitis I have been experiencing bumps similar to acne in my groin area since a long time ago, but they are larger. Some can be squeezed, while others cannot. They keep growing larger, making it very uncomfortable for me to walk. I used to visit a dermatologist, and the doct...
Dr. Huang Ruiyun reply Dermatology
It may be related, but even individuals who are not overweight can experience this. If it occurs once or twice a year, it may not be a concern; however, this issue typically troubles young people. It's important to keep towels and underwear clean, and drying them after washi...[Read More] Understanding Folliculitis: Causes, Symptoms, and Effective Treatments
Common Skin Concerns: Dark Areas, Bumps, and Itching Explained
Skin Hello Doctor, I would like to ask about the darkening of the skin in the area where the groin connects to the thighs. What should I do about it? Is it necessary to undergo cosmetic surgery for treatment? Also, a friend mentioned that there are small bumps on the back of the ...
Dr. Huang Ruiyun reply Dermatology
The whitening effect on this area is not very good. Some individuals experience this issue due to localized friction caused by excess fat. If this is the case, weight loss is necessary. According to regulations, online diagnoses are not permitted; our role is to assist patients (...[Read More] Common Skin Concerns: Dark Areas, Bumps, and Itching Explained