Effective Treatments for Sebaceous Cysts: Surgery, Laser, and More
Treatment of sebaceous cysts? I am experiencing issues with multiple sebaceous glands. Are there any effective treatments available, such as surgery or carbon dioxide laser therapy that I found online, or are there other methods? Oral isotretinoin has not worked for me. I would a...
Dr. Wu Yuxin Reply:
There are no effective treatment options; carbon dioxide laser can be used for treatment, but it has a high recurrence rate, and lesions may appear in other areas as well. Generally, aggressive treatment is not recommended.[Read More] Effective Treatments for Sebaceous Cysts: Surgery, Laser, and More
Assessing Infection Risks from Blood-Stained Gauze After Injections
Infection Risk Inquiry (3) Dear Dr. Wu, Thank you for your previous response; I have greatly benefited from it. I would like to extend my inquiry regarding a situation that occurred after I received an injection at a general medical facility. After the injection, the nurse hande...
Dr. Wu Yuxin Reply:
It should be impossible for a nurse to negligently reuse a used gauze pad; you are overthinking it, and I haven't heard of such an occurrence.[Read More] Assessing Infection Risks from Blood-Stained Gauze After Injections
Understanding Tetanus Shots: Timing, Effectiveness, and Safety Concerns
Questions about the administration of the tetanus vaccine? Dear Dr. Wu, Last week, my finger was cut by a metal frame that had orange-red rust on it. The skin was only red and swollen without any broken skin or bleeding. Considering the presence of rust and the fact that I haven...
Dr. Wu Yuxin Reply:
I apologize, but I have limited experience regarding tetanus. You may want to consult an infectious disease specialist about this issue.[Read More] Understanding Tetanus Shots: Timing, Effectiveness, and Safety Concerns
Understanding Mosquito Bites: Skin Reactions and Potential Complications
Regarding mosquito bites? Dear Dr. Wu, I would like to ask you a few questions regarding a previous mosquito bite I experienced. The mosquito that bit me was relatively large, and the area of the bite has become red and swollen, appearing larger than usual. Currently, the skin a...
Dr. Wu Yuxin Reply:
1. Of course. 2. If only a single mosquito bites, the symptoms are primarily localized. As for systemic complications or sequelae, they are generally unlikely to occur unless there are multiple bites.[Read More] Understanding Mosquito Bites: Skin Reactions and Potential Complications
Understanding HPV Transmission: Common Questions Answered
HPV Inquiry Consultation Hello Dr. Wu, I am Ah Xiang, who previously asked you some questions. I apologize for bothering you again. I would like to inquire about the following questions related to HPV: 1. Can the HPV virus penetrate normal intact skin (without bleeding or dama...
Dr. Wu Yuxin Reply:
In principle, the presence of a wound increases the risk of infection.[Read More] Understanding HPV Transmission: Common Questions Answered
Understanding Rapidly Growing Subcutaneous Masses: When to Seek Help
Subcutaneous multiple masses Hello doctor, two years ago I suddenly discovered multiple subcutaneous lumps on my body. I went to the hospital for a surgical consultation and was told they were common lipomas and not to worry (no biopsy was performed, as they said it wasn't n...
Dr. Wu Yuxin Reply:
I'm sorry, but it's difficult to assess your situation without seeing you directly. You may need to come in again, or you could first consult a dermatologist at a clinic for an evaluation.[Read More] Understanding Rapidly Growing Subcutaneous Masses: When to Seek Help
Understanding Subcutaneous Nodules: Causes and Concerns
Subcutaneous nodules? Doctor: Hello. I have multiple subcutaneous nodules, about four in total. Some have been there for several years, while I'm unsure about the others. The characteristics of these nodules are as follows: 1. They are not visible to the naked eye, and the s...
Dr. Wu Yuxin Reply:
It can be difficult to determine from a literal interpretation; a biopsy may be necessary to know for sure.[Read More] Understanding Subcutaneous Nodules: Causes and Concerns
Understanding Fine Lines: Skincare Tips for Young Adults
The discovery of fine lines? I previously noticed a short line under my eyes, and the other eye is lighter. Recently, I've started to see three or four lines that seem like fine lines. I'm only 21; why do I have fine lines? I've started to focus on moisturizing. Wi...
Dr. Wu Yuxin Reply:
The appearance of fine lines around the eyes is a sign of aging, influenced by genetic factors and lifestyle habits, which can affect the timing of their onset. The selection principle for oil-based skincare products is the same as for regular skincare products: they should be su...[Read More] Understanding Fine Lines: Skincare Tips for Young Adults
Can Salicylic Acid Treat Acne Inside the Ear?
Ear acne Is it safe to apply salicylic acid on pimples inside the ear?
Dr. Wu Yuxin Reply:
In principle, it is possible.[Read More] Can Salicylic Acid Treat Acne Inside the Ear?
Can Laser Hair Removal Be Safe on Scarred Skin After Granuloma?
Granulation tissue hyperplasia, Intense pulsed light hair removal? Hello, a few years ago I had a skin tag under my armpit that was removed by electrosurgery, and the biopsy results were benign, but it left a scar. Now, I would like to undergo intense pulsed light (IPL) hair remo...
Dr. Wu Yuxin Reply:
In principle, it is possible. However, please communicate and consult with the physician who performed the laser hair removal for you.[Read More] Can Laser Hair Removal Be Safe on Scarred Skin After Granuloma?
Can I Use Ketoconazole Shampoo Daily for Seborrheic Dermatitis?
Use Kérastase shampoo? Hello Doctor: I have seborrheic dermatitis, and my scalp has a lot of dandruff. I previously purchased Ketoconazole shampoo (containing 2% ketoconazole) and used it twice a week as per the instructions. It was effective at first, so I reduced the frequency ...
Dr. Lin Xinpeng Reply:
Hello: Generally speaking, seborrheic dermatitis tends to recur and is difficult to eradicate. Symptoms may worsen due to emotional stress, seasonal changes, pressure, lack of sleep, or external environmental stimuli. Therefore, if your condition is prone to recurrence, it is rec...[Read More] Can I Use Ketoconazole Shampoo Daily for Seborrheic Dermatitis?
Are Your Moles a Concern? Understanding Skin Health and Treatment Options
Can moles cause problems? Also, why do they have fine hairs growing on them? I’m sorry, but I have a lot of moles all over my body, at least over 30 in total, and some of them are quite large and raised. Sometimes, when I wear clothes or for no apparent reason, I feel pain and re...
Dr. Wu Yuxin Reply:
1. The number of moles on the body, whether many or few, is not a determining factor for the likelihood of malignancy and should be assessed individually. 2. Laser mole removal is primarily for cosmetic reasons; however, it is possible for some moles to remain, so multiple treat...[Read More] Are Your Moles a Concern? Understanding Skin Health and Treatment Options
Understanding Skin Lesions: Answers to Common Concerns About Nevus
Observation of the bone structure? Hello, doctor. I have a concern about my seborrheic keratosis. May I ask: 1. Will this type of seborrheic keratosis continue to increase in number, depth, and size? 2. How many sessions of laser treatment are typically needed for them to disappe...
Dr. Wu Yuxin Reply:
1. Nevus of Ota may increase in number, size, and depth over time before stabilizing. 2. The use of intense pulsed light (IPL) is ineffective for removing Nevus of Ota. Ruby, alexandrite, or Q-switched ruby lasers (for pigment removal) must be used, typically requiring about 4-...[Read More] Understanding Skin Lesions: Answers to Common Concerns About Nevus
Understanding Skin Growths: What Are Those Flesh-Like Bumps?
A growth on the skin that resembles a flesh-colored nodule? When I was in the first year of junior high school, I discovered that my body had a growth that resembled a skin tag. It was neither painful nor itchy, but it kept multiplying. I have one near my navel, two in the lower ...
Dr. Li Yufen Reply:
Hello: There are many types of skin growths, with the most common being skin tags (acrochordons). It is recommended that you visit a nearby dermatology specialist to confirm the diagnosis. Thank you![Read More] Understanding Skin Growths: What Are Those Flesh-Like Bumps?
Concerns About Moles Near Eyeliner: When to See a Dermatologist or Ophthalmologist?
There is a mole in the area where eyeliner is applied? Hello, doctor. Previously, I mentioned that I have many moles on my body. Recently, I accidentally discovered that there are small moles in the middle of the upper eyelid where I apply eyeliner, one is lighter and the other i...
Dr. Lin Xinpeng Reply:
Hello: Please refer to the ABCDE principle I mentioned earlier. Regardless of where your mole is located, as long as it is smaller than 0.6mm and has not shown any significant growth or changes recently, the likelihood of malignancy is very low. If you still have concerns, I reco...[Read More] Concerns About Moles Near Eyeliner: When to See a Dermatologist or Ophthalmologist?
Understanding Irregular Moles: When to Worry and What to Do
There are many irregularly shaped moles on my body that appear to have a greenish tint? Hello, doctor. I have many moles on my body, and I have been aware of a few larger moles since I was a student. Recently, after reading an article about melanoma online, I started to closely o...
Dr. Lin Xinpeng Reply:
Hello: The assessment of the benign or malignant nature of moles is based on five key principles: ABCDEA (Asymmetry): The lesion is asymmetrical; B (Border irregularity): The edges are irregular; C (Color variability): The color is mottled or has recently changed; D (Diameter >...[Read More] Understanding Irregular Moles: When to Worry and What to Do
Exploring Cryotherapy for Genital Warts: A Dermatology Perspective
Cryotherapy for warts I had an examination at the obstetrics and gynecology department today, and they mentioned that I have genital warts that need to be treated with electrosurgery. They are located near the clitoris. I would like to know if I can see a dermatologist instead, a...
Dr. Wu Yuxin Reply:
If it is confirmed to be localized only in the vulva, cryotherapy can be used; however, multiple sessions of repeated treatment will be necessary.[Read More] Exploring Cryotherapy for Genital Warts: A Dermatology Perspective
How Often Should You Wash Your Hair with Oily Scalp Issues?
How often should you wash your hair? Hello Doctor: I have polycystic ovary syndrome, which causes increased oil secretion. My hair tends to get oily more quickly. How often should I wash my hair? I have read reports that washing hair too infrequently can also be detrimental, lead...
Dr. Wu Yuxin Reply:
In principle, washing your hair once a day is acceptable. The belief that frequent hair washing leads to hair loss and baldness is incorrect.[Read More] How Often Should You Wash Your Hair with Oily Scalp Issues?
Understanding Seborrheic Dermatitis: Treatment Options and Tips
Seborrheic dermatitis Seborrheic dermatitis occurs in areas with increased sebaceous gland activity, and the first-line treatment typically involves topical corticosteroids. These should be used intermittently and in small amounts under a physician's guidance to achieve good...
Dr. Lin Xinpeng Reply:
Hello: It is generally recommended to use retinoids only at night. Applying retinoids once a day can help treat acne, but they are not advised for use with topical steroids for seborrheic dermatitis, which is recommended to be used twice a day. If necessary, you may need to chang...[Read More] Understanding Seborrheic Dermatitis: Treatment Options and Tips
Post-CO2 Laser Skin Care: Essential Tips for Healing and Maintenance
Post-Care for Skin After eCO2 Laser Treatment Hello Doctor: I underwent full facial laser scar removal surgery last week. The scabs on my face have completely fallen off, but my face still appears somewhat red, and there are some areas that feel itchy. The doctor who performed th...
Dr. Lin Xinpeng Reply:
Hello: 1) If the scab has fallen off, it indicates that the epidermal layer has healed. In principle, basic skincare products can be used, but attention should be paid to the ingredients. If they contain whitening toners or lotions, their use should be delayed. For sunscreen, it ...[Read More] Post-CO2 Laser Skin Care: Essential Tips for Healing and Maintenance