Understanding Insect Bites: Healing Challenges and Skin Reactions
Wound after an insect bite Hello, doctor. Recently, I was bitten by an insect (it seems to be a flea since I caught it). After the bite, I started experiencing redness, swelling, and itching. Subsequently, a small blister appeared in the center of the wound, which looked like it ...
Dr. Wu Yuxin Reply:
1. Because flea venom is highly toxic and bites are infrequent, the reaction tends to be stronger and may not easily subside. 2. This means it hasn't completely healed yet; I recommend continuing with ice packs and applying medication. 3. This is indeed an insect bite. 4. I ...[Read More] Understanding Insect Bites: Healing Challenges and Skin Reactions
Can Tattooing Help Conceal Stretch Marks for Keloid-Prone Skin?
Can individuals with keloids undergo tattooing? Hello, I would like to ask if I have a keloid-prone condition and I want to use tattooing to conceal stretch marks on my abdomen. Since the wound will scab over, will this cause keloid formation to increase?
Dr. Wu Yuxin Reply:
It mainly depends on the depth; if the puncture is deeper, it will still occur.[Read More] Can Tattooing Help Conceal Stretch Marks for Keloid-Prone Skin?
Diagnosing Athlete's Foot vs. Dyshidrotic Eczema: Key Insights
Diagnosis of athlete's foot and dyshidrotic eczema? I have been troubled by athlete's foot for many years. I have used a certain brand of ointment that was effective, but it quickly recurred. I consulted dermatologists, and some said it was athlete's foot while oth...
Dr. Wu Yuxin Reply:
Dyshidrotic eczema and tinea pedis are skin conditions that commonly occur on the feet during the summer in Taiwan, and they can also appear simultaneously. Today, it may be dyshidrotic eczema, but a few days later, it could develop into tinea pedis due to a fungal infection. The...[Read More] Diagnosing Athlete's Foot vs. Dyshidrotic Eczema: Key Insights
Managing Molluscum Contagiosum and Related Skin Concerns
Infection issues? 1. Doctor, I have noticed that my molluscum contagiosum has increased significantly, and I also see mild acanthosis nigricans on the back of my hand. I am very concerned and have been washing my hands frequently. How can I treat the acanthosis nigricans while I ...
Dr. Wu Yuxin Reply:
1. Minimize contact with cleaning agents and apply hand cream frequently. 2. There are no significant issues. 3. You can gently scrape it off first. 4. It is recommended to apply it daily.[Read More] Managing Molluscum Contagiosum and Related Skin Concerns
Is Cryotherapy for Epidermal Nevus Covered by Health Insurance?
Cryotherapy - Epidermal Nevus Hello doctor, I would like to ask if cryotherapy for epidermal nevi is covered by health insurance, or is it an out-of-pocket expense? Thank you.
Dr. Wu Yuxin Reply:
Laser treatment can yield better results.[Read More] Is Cryotherapy for Epidermal Nevus Covered by Health Insurance?
Understanding Keratosis and Seborrheic Keratosis: Treatment Options and Care
Keratosis pilaris and seborrheic keratosis? I would like to ask if urea can improve skin keratinization, considering that I usually use alpha hydroxy acids. Can both be used together? Additionally, I have seborrheic keratosis on my neck, back, and under my chest. I have previousl...
Dr. Wu Yuxin Reply:
Urea can be used, but not at the same time. For seborrheic keratosis, laser treatment is still the most ideal option. For rosacea around the eyes, a dermatologist can provide evaluation and treatment.[Read More] Understanding Keratosis and Seborrheic Keratosis: Treatment Options and Care
Long-Term Use of Herpes Cream: Risks and Side Effects Explained
Usage of herpes ointment? Hello Doctor: After the New Year, my immune system has weakened, and the areas where I previously had herpes are experiencing redness, swelling, and itching. Therefore, every night before bed or whenever I notice the redness and swelling, I apply herpes ...
Dr. Wu Yuxin Reply:
It won't cause any issues, but it is generally not used for preventive purposes.[Read More] Long-Term Use of Herpes Cream: Risks and Side Effects Explained
Do I Need to Return for Stitches After My Wound Opened Post-Surgery?
Is it necessary to return for a follow-up and re-stitch the wound if it has been pulled apart after the stitches were removed? After undergoing surgery for a pilonidal sinus, I had my stitches removed at the hospital five days ago. Upon returning home, I noticed that the wound ha...
Dr. Wu Yuxin Reply:
Re-suturing may not be necessary at this time; let's observe further.[Read More] Do I Need to Return for Stitches After My Wound Opened Post-Surgery?
Itchy Red Bumps on Buttocks: Possible Causes and Solutions
Red itchy rash on the buttocks? Hello, doctor. Since last year, I have developed small raised red rashes on my buttocks, approximately 1 to 1.5 cm in size, which are round or oval and itchy. This year, I have had more occurrences, all located on my buttocks. A dermatologist said ...
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 determine how to address it.[Read More] Itchy Red Bumps on Buttocks: Possible Causes and Solutions
Understanding and Treating Skin Irritation Near the Buttocks
Skin abrasion next to the buttock fold? Recently, after riding a motorcycle during a trip, I experienced pain in my buttocks. When I returned to the hotel and took a shower, I noticed a painful area on my skin. Two days later, I found that the area was itchy and painful. After an...
Dr. Wu Yuxin Reply:
Without actually seeing the lesion, it is impossible to determine the issue. If it is causing significant distress, please seek medical attention as soon as possible. A proper examination is necessary to understand the problem and to address it effectively. It is recommended to c...[Read More] Understanding and Treating Skin Irritation Near the Buttocks
Recovery Time After Electrocautery for Genital Warts: What to Expect
Cauliflower (Condylomata Acuminata) - Issues Related to Electrocautery Treatment Hello doctor, I just underwent a penile electrosurgery today. I would like to ask about the swelling and hyperpigmentation that occurred due to the location of the warts on the foreskin. How long can...
Dr. Wu Yuxin Reply:
Swelling lasts for about 1-2 weeks, while pigmentation may take several months to fade.[Read More] Recovery Time After Electrocautery for Genital Warts: What to Expect
Understanding and Treating Acute Papular Lichen Planus in Children
Acute papulopustular lichen planus Hello doctor, my 6-year-old son has developed this condition on his body. How should it be treated and approximately how long will it take to heal?
Dr. Wu Yuxin Reply:
Ultraviolet light therapy is the best option, and it is covered by health insurance, but it requires several months of treatment.[Read More] Understanding and Treating Acute Papular Lichen Planus in Children
Understanding Red Spots on the Skin: Causes and Concerns
Red dot issue Hello, doctor. There is a red spot on the pad of my middle finger. I would like to know if this could indicate any issues. Thank you, doctor.
Dr. Wu Yuxin Reply:
I apologize, but medical regulations state that "a physician may not provide treatment or prescribe medication without personally examining the patient," and therefore, online diagnosis is also not permitted.[Read More] Understanding Red Spots on the Skin: Causes and Concerns
Understanding Red Dots on Skin: What You Need to Know
Red spot issue Hello Doctor, I have a red spot on the pad of my middle finger. I would like to know what issues this might indicate. Thank you, Doctor.
Dr. Wu Yuxin Reply:
I apologize, but medical regulations state that "a physician may not provide treatment or prescribe medication without a personal examination," and therefore, online diagnosis is also not permitted.[Read More] Understanding Red Dots on Skin: What You Need to Know
Do Moles Change with Age? Myths and Facts About Skin Spots
Concerns related to moles? Do moles grow larger with age? I have a spot in the web of my hand that I remember having since my twenties. It was originally less than 0.1 cm, but recently it has grown to 0.1 cm. The color is light brown with no other abnormalities. Does this need to...
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 it is necessary to be evaluated in person to understand the problem. The notion circulating online that new moles appearing after the age of 30 ...[Read More] Do Moles Change with Age? Myths and Facts About Skin Spots
Natural Remedies for Removing Skin Tags: Effective Solutions Explained
Granulation tissue I have a growth on my face that resembles a small lump, and it has been there for about 10 years. I'm wondering if there are any natural methods to make it disappear. If I accidentally touch it, it can be a bit bothersome. Is Ziyun ointment effective, or s...
Dr. Wu Yuxin Reply:
I am unclear about your question. Currently, medical regulations prohibit online diagnoses in this manner. If it is inconvenient to visit a hospital or clinic due to the pandemic, you can consult a dermatology clinic that offers telemedicine services, which can provide diagnosis ...[Read More] Natural Remedies for Removing Skin Tags: Effective Solutions Explained
Is Daily Face Washing Necessary for Oily Skin? Understanding Blackheads
Will having an oily face for a long time cause problems? Hello, doctor. My face tends to be oily, and I noticed that during a period when I didn't wash my face, it felt oily but the level of oiliness remained consistent; it didn't get progressively oilier day by day. I ...
Dr. Wu Yuxin Reply:
Washing your face is essential; if you are prone to acne or blackheads, it is advisable to address these issues.[Read More] Is Daily Face Washing Necessary for Oily Skin? Understanding Blackheads
Understanding Doxycycline Dosage for Skin Conditions: A Patient's Guide
The dosage of Doxycycline capsules for dermatological use? Hello Doctor, in recent days I have developed many itchy red spots on my skin, so I went to the dermatology department at the hospital for a consultation. The doctor informed me that it was caused by mask acne and mild ro...
Dr. Wu Yuxin Reply:
You should consult your attending physician about this issue, as they are most familiar with your condition and can help you choose the appropriate medication.[Read More] Understanding Doxycycline Dosage for Skin Conditions: A Patient's Guide
Understanding Congenital Skin Marks: When to Seek Medical Advice
Congenital birthmarks There is a raised lesion in my armpit that usually doesn't cause any issues, but occasionally it may darken and harden a little, which I can easily pull off. However, in the past few days, it has been slightly painful, and when I squeeze it, it bleeds. ...
Dr. Wu Yuxin Reply:
It could be a polyp, and a dermatologist can handle it.[Read More] Understanding Congenital Skin Marks: When to Seek Medical Advice
Do Different Brands of First-Generation Retinoids Affect Skin Results?
First-generation retinoids Hello, doctor. I have been using first-generation retinoids for over two years now. The only first-generation retinoid available at the pharmacy is Aikofu, and I haven't been able to find other brands. I would like to ask if it is important to cons...
Dr. Wu Yuxin Reply:
It won't be very different.[Read More] Do Different Brands of First-Generation Retinoids Affect Skin Results?