Understanding Skin Lumps: What to Do About a Non-Painful Growth
A sarcoma has developed? The doctor found a growth resembling a tumor in the area near the left pubic region, approximately one centimeter in diameter. It is not painful and occasionally has mild itching. What could this be? Will it continue to grow? If it is not painful, can it ...
Dr. Wu Yuxin Reply:
No lesions were observed, and it is not possible to determine the issue. If you are very concerned, please seek medical attention promptly.[Read More] Understanding Skin Lumps: What to Do About a Non-Painful Growth
Understanding Itchy Foreskin: Causes and Solutions
What does it mean when the foreskin is itchy? The tip of the foreskin is very itchy. I open it up and wash it every day, but I don't use soap. When it flares up, the skin feels rough. I have a steroid ointment that helps after about two days, but it keeps recurring, which is...
Dr. Wu Yuxin Reply:
No lesions were observed, making it difficult to determine the issue. If you are very concerned, please seek medical attention promptly.[Read More] Understanding Itchy Foreskin: Causes and Solutions
Understanding Redness and Peeling After Using A Acid: Causes and Solutions
After applying tretinoin, the area around my right temple became red? Hello, doctor. About a year or six months ago, I was continuously applying tretinoin all over my face, morning and night. My T-zone was fine, but my right cheek became very red, flaky, and itchy. I stopped usin...
Dr. Wu Yuxin Reply:
The A acid dermatitis caused by the use of A acid can only be resolved by discontinuing the medication. If there is dryness and peeling, it is recommended to use a moisturizer with good hydrating properties, such as petroleum jelly, and to maintain proper skin care for a period o...[Read More] Understanding Redness and Peeling After Using A Acid: Causes and Solutions
Persistent Itching and Rashes: Understanding Skin Issues on Chest and Neck
Recently, I've been experiencing intense itching and small rashes on my chest? Hello Doctor, I have recently been experiencing itching in my chest, neck, back, and also in my scrotum. The itching is primarily on the surface of the skin and has lasted for about a week. I have...
Dr. Wu Yuxin Reply:
Medical regulations state that "a physician must personally examine a patient before providing treatment or prescribing medication..." Therefore, online diagnosis is also not permissible, as it is impossible to confirm the condition without actually seeing the lesion. I...[Read More] Persistent Itching and Rashes: Understanding Skin Issues on Chest and Neck
Unexplained Itching in the Legs: Possible Causes and Solutions
The sensation of bugs crawling on the skin of the calf? About two months ago, I started experiencing intermittent itching sensations in my legs, with the location being almost random, mostly in the calves (and occasionally in the thighs and hands). It feels like there are bugs cr...
Dr. Wu Yuxin Reply:
If it is confirmed that there are no skin issues, it is indeed necessary to consider neurological problems, and a consultation with a neurologist may be warranted.[Read More] Unexplained Itching in the Legs: Possible Causes and Solutions
Understanding Pimples in Pubic Hair: When to See a Dermatologist or Urologist
Pimples developing in the hair follicles above the genital area? Recently, I noticed a bump in the hair area above my genitals. At first, it didn't feel like much, but later it started to itch. When I touched it, it was painful at first, but now there's almost no pain, ...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. If the painful lesions resemble acne, the most common diagnosis is folliculitis. Simple herpes usually presents as small clusters of vesicles. If the skin symptoms do not i...[Read More] Understanding Pimples in Pubic Hair: When to See a Dermatologist or Urologist
Understanding Lip Bumps in Children: When to Seek Medical Advice
Lip issues Dear Doctor, my child is 3 years old and has a small, raised bump on the upper left edge of his upper lip. It is not usually noticeable, but becomes quite prominent when he smiles or opens his mouth, roughly the size of half a green bean. It is not painful or itchy, an...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. "It is usually not noticeable, but becomes very prominent when smiling or opening the mouth, appearing as a raised lump." It feels like a subcutaneous tumor. If i...[Read More] Understanding Lip Bumps in Children: When to Seek Medical Advice
Managing Eczema and NF1: Essential Skin Care and Health Tips
Eczema and skin issues: a few questions? Hello, doctor. I have eczema on my scrotum. Can I continue to apply the topical medication that the doctor prescribed? Sometimes, even after applying it, I still feel itchy. When the ointment runs out, I apply lotion after showering, and i...
Dr. Wu Yuxin Reply:
1. Lindezolone is a steroid ointment that should be used only until improvement is seen. Keeping the area dry or applying lotion can also help alleviate itching and can serve as an alternative to the ointment. 2. Cutting it off will not lead to hyperplasia. 3. Pay attention to an...[Read More] Managing Eczema and NF1: Essential Skin Care and Health Tips
Does Using Vaseline on Your Scalp Cause Hair Loss?
Does using petroleum jelly on the scalp cause hair loss? Hello doctor, my scalp is very dry, and I notice that small flakes of dandruff keep falling shortly after I wash my hair. If I want to prevent moisture loss, is it safe to use petroleum jelly long-term? I'm worried tha...
Dr. Li Yufen Reply:
Hello: Some dandruff issues are related to seborrheic dermatitis of the scalp. For a detailed introduction to seborrheic dermatitis, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=23. For dry scalp, since pe...[Read More] Does Using Vaseline on Your Scalp Cause Hair Loss?
Relief Strategies for Persistent Itchy Hives from Mosquito Bites
Papular urticaria Experiencing widespread itching due to mosquito bites for over two weeks can be quite uncomfortable. Here are some methods to alleviate the symptoms: 1. **Topical Corticosteroids**: Over-the-counter hydrocortisone cream can help reduce inflammation and itching....
Dr. Li Yufen Reply:
Hello: If convenient, you can purchase ointments for treating eczema or itching at a nearby pharmacy, or lotions/creams/repair creams designed for patients with atopic dermatitis that have restorative effects. Additionally, you can use cold compresses or ice packs to relieve itch...[Read More] Relief Strategies for Persistent Itchy Hives from Mosquito Bites
Can My Nail Grow Back After a Car Door Injury? Tips for Recovery
On New Year's Eve, my thumb got caught in the car door? On New Year's Eve, my thumb got caught in a car door. At the moment the door closed, my hand had already pulled back, but my right thumb was bleeding. I immediately applied ice and went to the hospital to see a doc...
Dr. Li Yufen Reply:
Hello: As long as the nail matrix is not injured, new nails should gradually grow back. You may want to keep track of when you trim your nails. If the nail bed is also moving, you might consider using breathable tape or a bandage to secure it and reduce movement. Maintaining a ba...[Read More] Can My Nail Grow Back After a Car Door Injury? Tips for Recovery
Understanding Itchy Skin and Blood Marks: Causes and Solutions
Scratching leads to blood marks? I've been experiencing frequent itching these past few days, especially at night while sleeping. When I scratch, it leaves marks that resemble those from gua sha, but they fade away after a few hours. I haven't been scratching hard, and ...
Dr. Li Yufen Reply:
Hello: If there is redness and swelling that resembles a mosquito bite after scratching the skin, and it completely disappears within a few hours, it is more similar to urticaria (hives). Recently, with the changing weather, many people are experiencing skin allergies and itching...[Read More] Understanding Itchy Skin and Blood Marks: Causes and Solutions
Understanding Redness and Swelling in the Palm: Possible Causes
Redness and swelling of the palm? In the past few days, I suddenly noticed some pain in the hypothenar region of my right hand while using the mouse. Upon lifting my hand, I saw a small red swollen area that looks like a blister but is not raised. It doesn't hurt when touche...
Dr. Li Yufen Reply:
Hello: A diagnosis of skin diseases cannot be made solely based on a textual description. If you have photos, you can provide a link to an online album for reference. However, if the skin lesions do not improve or worsen, it is advisable to consult a nearby dermatologist for diag...[Read More] Understanding Redness and Swelling in the Palm: Possible Causes
Understanding Allergic Dermatitis on the Scrotum: Treatment and Recovery
Suspected allergic eczema with skin breakdown on the testicles? The day after I finished taking acne medication, my testicles suddenly became red. I thought it was because I didn't wash properly while showering, so I scrubbed them vigorously, which made the skin break down e...
Dr. Wu Yuxin Reply:
The wound management appears to be completely fine, and it typically takes about a week to heal.[Read More] Understanding Allergic Dermatitis on the Scrotum: Treatment and Recovery
Managing Rosacea and Acne During Pregnancy: Safe Solutions
Pregnancy with rosacea? I have been dealing with rosacea and acne-prone skin. Currently, I am pregnant and do not want to use medication. What can I do to improve my skin condition? Thank you.
Dr. Wu Yuxin Reply:
Do you not even want to use topical ointments? That might be a bit challenging.[Read More] Managing Rosacea and Acne During Pregnancy: Safe Solutions
Post-Mole Removal Concerns: What to Expect and When to Seek Help
Concerns After Mole Removal Hello Doctor: On March 30, I underwent a mole excision on my chest. Since the surgery until now (April 3), there has been no redness, swelling, or heat response, only mild pain. However, the skin around the wound has turned yellow (the gauze around it ...
Dr. Wu Yuxin Reply:
No lesions were observed, making it difficult to determine the issue. You should consult your attending physician, as they are most familiar with your condition.[Read More] Post-Mole Removal Concerns: What to Expect and When to Seek Help
Managing Interdigital Athlete's Foot and Cellulitis: A Dual Approach
Athlete's foot and cellulitis? A few days ago, I was diagnosed with cellulitis between my toes on my big toe. Currently, I am primarily being treated for cellulitis. However, during the treatment, I noticed that fluid is seeping out, and it feels like I might have a macerate...
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 how to address it.[Read More] Managing Interdigital Athlete's Foot and Cellulitis: A Dual Approach
Understanding the Incubation Period of Pubic Lice: What You Need to Know
The incubation period for pubic lice? Hello, doctor. Can the incubation period for pubic lice be as long as three months, or is it just simple skin itching?
Dr. Wu Yuxin Reply:
I cannot.[Read More] Understanding the Incubation Period of Pubic Lice: What You Need to Know
Understanding Shingles: Skin Pain and When to See a Doctor
Chickenpox - Skin pain? Which department should I visit? Hello: I occasionally experience sharp pain in the lower left rib area, and there is also tenderness when I press on that spot. There are two chickenpox lesions nearby, and I'm wondering if the pain could be caused by ...
Dr. Wu Yuxin Reply:
Dermatology[Read More] Understanding Shingles: Skin Pain and When to See a Doctor
Why Is My Face Red and Itchy After Using Bifonazole?
After applying Bifonazole, the right cheek became red and itchy? Hello Doctor, a few days ago I went to the clinic and received a prescription for Bifonazole from my doctor. This is the second time I've picked up the medication. The doctor instructed me to apply Bifonazole a...
Dr. Wu Yuxin Reply:
It is possible; it is recommended to discontinue the medication and discuss it with your physician as soon as possible.[Read More] Why Is My Face Red and Itchy After Using Bifonazole?