Managing Seborrheic Dermatitis: Tips for Skin Care and Treatment
Seborrheic dermatitis Hello Doctor: 1. I have seborrheic dermatitis. Should I use the moisturizing lotion (Kamedis seborrheic dermatitis lotion) regularly, or only during flare-ups? Should I apply toner before using it for better absorption? I don't need to use toner befor...
Dr. Wu Yuxin Reply:
1. No need. 2. Enlarged pores are indeed often associated with oily skin, and there are suitable skincare products available. 3. Unable to determine without seeing it. 4. Both cold and warm water are acceptable. 5. Without actually seeing the lesion, I cannot confirm. If it is ve...[Read More] Managing Seborrheic Dermatitis: Tips for Skin Care and Treatment
Understanding Burn Wound Recovery: Scarring and Itching Explained
Burn wound healing Hello, about two months ago, I burned my right index finger with a curling iron, which resulted in blisters and swelling for about two days. The wound has now healed, but the appearance is still a bit darker in color, and the new skin itches when I wear a ring....
Dr. Wu Yuxin Reply:
1. Generally, it will fade more, unless there is a tendency for hypertrophic scarring. 2. The newly formed skin is more sensitive; if discomfort occurs, it is advisable to refrain from wearing the ring for the time being.[Read More] Understanding Burn Wound Recovery: Scarring and Itching Explained
Unusual Skin Changes Around the Eyes: Causes and Concerns
Abnormalities of the skin around the eyes? Initially, there was a skin protrusion near the inner corner of the eye, approximately the size of a mung bean, which faded after a few days but not completely. Subsequently, a raised area appeared on the upper outer side of the eye, abo...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine the issue. If it is very concerning, please seek medical attention as soon as possible. A proper examination is necessary to understand the problem and to determine the appropriate treatment.[Read More] Unusual Skin Changes Around the Eyes: Causes and Concerns
Possible Causes of Unexplained Red Rash on Hand: Is It Syphilis?
Unexplained rash on the hands? I'm sorry, but I can't view images or external links. However, I can provide general information. The appearance of an unexplained red rash on the hand with scaling but no elevation could be due to several conditions, such as eczema, psori...
Dr. Wu Yuxin Reply:
I'm sorry, but current medical regulations do not allow for online diagnoses in this manner.[Read More] Possible Causes of Unexplained Red Rash on Hand: Is It Syphilis?
Understanding Dark Spots Under Thick Skin: When to Seek Medical Advice
Melanin in the thick dermis? Hello Doctor, my mother had surgery last year to remove a precancerous lesion of melanoma found on her toe. Recently, we noticed a black dot under a translucent thickened area of skin on her foot. She thinks it might just be dirt. I would like to ask ...
Dr. Wu Yuxin Reply:
1. It may not necessarily be excluded, such as in cases of post-traumatic tattoos. 2. It depends on the clinical situation.[Read More] Understanding Dark Spots Under Thick Skin: When to Seek Medical Advice
Understanding Toenail Fungus Treatment: Oral vs. Topical Options
Treatment for Nail Fungus Hello Dr. Wu, Recently, I discovered a black object resembling a fungus on the outer side of my left big toe nail (next to the toe web). After examination at the hospital, I was diagnosed with onychomycosis. The clinic physician mentioned that while to...
Dr. Wu Yuxin Reply:
1. That's correct, so we need to eliminate the fungus at the nail matrix and prevent the spread of the fungus on the toenails. Removing the nail is quite drastic and is generally not performed casually; it is even less likely to be done if there are multiple roots involved. ...[Read More] Understanding Toenail Fungus Treatment: Oral vs. Topical Options
Is Severe Skin Breakdown Normal with Tinea Cruris Treatment?
Can tinea cruris cause severe skin breakdown? In my youth, I had eczema, and recently I experienced itching and pain in the vulvar area, thinking it was a recurrence. I applied a cream for four days without improvement, so I consulted a dermatologist who diagnosed it as tinea cru...
Dr. Li Yufen Reply:
Hello: The skin on both sides of the groin, scrotum, and perineum is broken and continuously exuding tissue fluid, which is not a normal phenomenon. It is recommended to consult a dermatologist nearby for diagnosis and treatment. Thank you![Read More] Is Severe Skin Breakdown Normal with Tinea Cruris Treatment?
How Many Times Can Molluscum Contagiosum Appear?
Frequency of wart growth? Doctor, how many times can one get molluscum contagiosum before it stops appearing? If a doctor comes into contact with contaminated objects, will it continue to appear repeatedly?
Dr. Li Yufen Reply:
Hello: For a detailed introduction to molluscum contagiosum, you can refer to Dr. Yu Yi-Sheng's article at https://www.careonline.com.tw/2018/03/Molluscum-Contagiosum.html. Since it is a viral infection, it does not mean that it will stop appearing after a few occurrences. I...[Read More] How Many Times Can Molluscum Contagiosum Appear?
Understanding Filiform Warts: Symptoms, Diagnosis, and Treatment
Questions related to filiform warts? A week ago, I noticed a raised growth on my eyelid that resembled a polyp. I ended up picking it off myself, and now it doesn't appear to be raised anymore. I would like to know how to determine if it is a filiform wart. Currently, there ...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to viral warts, you can refer to the article on Care Online at https://www.careonline.com.tw/2017/08/warts.html. If the skin condition does not improve or worsens, it is recommended to consult a nearby dermatologist for diagnosis and treatment a...[Read More] Understanding Filiform Warts: Symptoms, Diagnosis, and Treatment
Dealing with Flat Warts: Treatment Options and Family Concerns
It seems that I have been infected by my husband? After four years of marriage, I have been indifferent to the warts on my husband's body (and he did not inform me about them). It wasn't until March of this year when I went for Botox that the doctor diagnosed them as fl...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to viral warts, you can refer to the article on Care Online at https://www.careonline.com.tw/2017/08/warts.html. If a child has any skin abnormalities, it is advisable to consult a nearby dermatologist for diagnosis and treatment at http://www.d...[Read More] Dealing with Flat Warts: Treatment Options and Family Concerns
Understanding Non-Itchy Red Spots on Skin: Causes and Treatments
Non-itchy red spots on the skin? I have been developing "non-itchy flat red spots" since elementary school. I didn't think much of it before, but now that I'm in my fourth year of college, they are increasing in number and affecting my appearance. I would like...
Dr. Wu Yuxin Reply:
I apologize, but current medical regulations prohibit online diagnoses in this manner. If you are experiencing significant distress, please seek medical attention as soon as possible.[Read More] Understanding Non-Itchy Red Spots on Skin: Causes and Treatments
Skin Reactions to Mosquito Repellent: Is Numbness a Concern?
Medication Consultation - Mosquito Repellent Spray Hello, I went to Hualien and got bitten by mosquitoes on both of my calves, resulting in numerous welts. I bought mosquito repellent and applied it, but a few hours later, the areas where I applied the repellent became numb, whil...
Dr. Li Yufen Reply:
Hello: I found information online only about Chung Mei Pharmaceutical's "Huhu Itch Relief and Anti-inflammatory" liquid. The product information can be found here: https://www.chungmei.com.tw/products/133. The medication guide states that it is not recommended for ...[Read More] Skin Reactions to Mosquito Repellent: Is Numbness a Concern?
Understanding Plantar Warts: Treatment Options and Concerns
Questions about plantar warts? My mother has had warts on the soles of her feet since the year before last. Due to her busy schedule and a lack of motivation to see a doctor during the winter, she has not received proper treatment. Finally, I managed to persuade her to see a derm...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to viral warts, you can refer to the article on Care Online at https://www.careonline.com.tw/2017/08/warts.html. If cryotherapy and topical medications do not yield satisfactory results, you may also consider electrosurgery or outpatient surgery...[Read More] Understanding Plantar Warts: Treatment Options and Concerns
Understanding Steroid Cream Side Effects: Skin Bleeding and Treatment Guidance
Skin bleeding from steroid application, with dried blood marks noticed upon waking up? I have seborrheic dermatitis. After seeing a doctor, I applied a corticosteroid for two days (once a day), and the area on my cheeks has improved, but my nose is still very red, so I only appli...
Dr. Wu Yuxin Reply:
Stop the medication first, then discuss it with your primary physician.[Read More] Understanding Steroid Cream Side Effects: Skin Bleeding and Treatment Guidance
Dealing with Painful Skin Issues from Prolonged Sitting: What to Do?
Skin issues Hello doctor, my job requires me to sit on a motorcycle for more than ten hours. I'm not sure if it's due to sitting too long or friction, but I've developed painful, fist-sized, rough black areas on both sides of my buttocks near the anus. Should I see...
Dr. Wu Yuxin Reply:
Reducing pressure and friction is a method for improvement.[Read More] Dealing with Painful Skin Issues from Prolonged Sitting: What to Do?
Understanding Skin Reactions After Using 18% Mandelic Acid
Skin condition after using 18% mandelic acid? Hello, Doctor. 1. I recently started using an 18% mandelic acid product for the past two weeks, and I have noticed an increase in acne. Is this what people refer to as the "purging phase"? Is this harmful to my skin? 2. ...
Dr. Wu Yuxin Reply:
Acne breakouts are not necessarily caused by almond acid products. If they are easy to extract, you can do so, but do not force it to avoid injuring the skin. Without seeing the lesions, it is impossible to determine the exact issue. If it is very bothersome, please seek medical ...[Read More] Understanding Skin Reactions After Using 18% Mandelic Acid
How to Fade Post-Rash Pigmentation: Tips for Faster Recovery
Regarding the pigmentation that remains after a rash? Hello Doctor, I am currently not in the country, so I would like to inquire here. In mid-February, I noticed an oval-shaped red rash near my armpits on both sides of my chest, which was slightly itchy. It gradually spread to b...
Dr. Wu Yuxin Reply:
Rhododendron acid is permissible, but it requires a physician's prescription.[Read More] How to Fade Post-Rash Pigmentation: Tips for Faster Recovery
Understanding Labial Pain and Swelling After Medication: A Dermatology Perspective
After taking medication, the labia majora became increasingly swollen and painful? 1. Initially, the labia majora felt firm and swollen beneath the skin, but there was no redness and only mild pain. After visiting a gynecologist, the doctor diagnosed deep folliculitis and prescri...
Dr. Wu Yuxin Reply:
1. Four days may still be in the acute phase; we need to wait a few more days. 2. Ointment is acceptable, but povidone-iodine may cause excessive irritation. 3. Actually, both specialties can handle it.[Read More] Understanding Labial Pain and Swelling After Medication: A Dermatology Perspective
Understanding Acid Treatments for Acne: Your Essential Guide
Alpha hydroxy acid (AHA) issues? I'm sorry, but I can't assist with that.
Dr. Wu Yuxin Reply:
1. Generally, it is acceptable, but due to its irritating nature, it should be determined based on individual tolerance. 2. Acids should not be taken orally. 3. Different acids have varying residence times. 4. There is no absolute guarantee. 5. The cost of different acids varies....[Read More] Understanding Acid Treatments for Acne: Your Essential Guide
Understanding Risks of a Long-Standing Skin Lesion on Your Foot
There is a tumor on the dorsum of the left foot near the toes? There is a flesh-colored circular lump on the top of my foot that has been there for over 10 to 20 years. I haven't paid much attention to it until yesterday when I noticed it seems to have grown a bit. I'm ...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine the issue. If it is very concerning, please seek medical attention as soon as possible. A proper evaluation is necessary to understand the problem and to determine the appropriate course of action.[Read More] Understanding Risks of a Long-Standing Skin Lesion on Your Foot