Understanding Small Itchy Bumps on Arms: Is It Hives or Something Else?
Suspected urticaria on the arm? I have small, itchy bumps on my arm that seem to multiply the more I scratch them. Initially, I thought it might be hives, but after looking at some case images, I noticed that hives tend to be larger and more widespread, while mine are small and g...
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. If you are experiencing significant distress, it is advisable to seek medical atte...[Read More] Understanding Small Itchy Bumps on Arms: Is It Hives or Something Else?
Understanding White Bumps on the Skin: Causes and Concerns
There are two white protrusions under the right chest? Hello Doctor: Today I noticed two white bumps on the skin under my right chest. They are painless to the touch, and I would like to ask what this condition might be. Here is a photo that looks something like this: https://ppt...
Dr. Wu Yuxin Reply:
Medical regulations state that "a physician must personally examine a patient before administering treatment or prescribing medication," and therefore, online diagnosis is not permissible. If you are experiencing significant distress, it is advisable to seek medical att...[Read More] Understanding White Bumps on the Skin: Causes and Concerns
Long-Term Use of Low-Dose Isotretinoin: Safety and Efficacy Concerns
Oral low-dose isotretinoin? I have been taking a low dose of oral Isotretinoin (10 mg per week) since 2010, and it effectively controls my acne. If I stop taking it, I tend to develop severe acne that leaves deep scars, which is quite distressing. I have many pitted scars on my f...
Dr. Wu Yuxin Reply:
Long-term use is still not recommended; you should discuss this with your primary care physician.[Read More] Long-Term Use of Low-Dose Isotretinoin: Safety and Efficacy Concerns
Understanding Sudden Skin Bumps: Possible Causes and Treatments
Skin issue: Sudden appearance of numerous small blister-like rashes on the hands? Hello doctor, yesterday around 8 PM, I felt a burning and slightly itchy sensation in my left hand, and I noticed small blister-like rashes forming. The skin around the rashes was red, possibly due ...
Dr. Wu Yuxin Reply:
No lesions were observed, and it is not possible to determine the issue. If it is causing significant distress, please seek medical attention promptly.[Read More] Understanding Sudden Skin Bumps: Possible Causes and Treatments
Understanding Proscar Side Effects and Hair Loss Treatment Concerns
Medication side effects Hello, Doctor. I am currently taking Proscar (finasteride) and applying a hair growth solution to treat male pattern baldness. I cut the 5mg Proscar into quarters or thirds for dosing (since the other medication is only 1mg). I would like to ask you a few ...
Dr. Wu Yuxin Reply:
1. There is no evidence to suggest. 2. There is no need to discontinue medication, as it is merely a matter of fertility. 3. There is no evidence to suggest. 4. It is uncertain. 5. The effectiveness will certainly be diminished, making it difficult to assess the efficacy. 6. Bloo...[Read More] Understanding Proscar Side Effects and Hair Loss Treatment Concerns
Unidentified Prepuce Condition: A Year of Misdiagnoses and Frustration
Unidentified preputial disease that multiple physicians are unable to diagnose? (I apologize, but please allow me to first explain this special feedback from a physician and the response from the Taiwan Dermatological Association, before introducing my symptoms:) I have had sympt...
Dr. Wu Yuxin Reply:
Actually, even with all that you've written, I still can't make a judgment because I can't diagnose skin issues without seeing them in person. If you live in the northern part of the country, I recommend consulting Dr. Lin Chong.[Read More] Unidentified Prepuce Condition: A Year of Misdiagnoses and Frustration
Understanding Prolonged Breakouts While Using Topical Retinoids
Topical retinoid exacerbation phase Hello, Doctor. I stopped taking oral contraceptives after five to six years, and my skin condition has become quite unstable. I did some research online and learned about the effects of retinoids (A acid) for treating acne and anti-aging, so I ...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to topical retinoids, you can refer to the article from Med's Good Friends at https://www.medpartner.club/topical-retinoids-introduction/. If the skin lesions do not improve or worsen, it is recommended to consult a nearby dermatologist for...[Read More] Understanding Prolonged Breakouts While Using Topical Retinoids
Managing A Acid Dermatitis: Tips for Healing and Recovery
Hello, someone came in this morning to inquire about skin issues? This is the doctor's response: 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 more moisturiz...
Dr. Wu Yuxin Reply:
If there is significant inflammation and redness, it is advisable to consult a dermatologist for medication that can provide quicker relief.[Read More] Managing A Acid Dermatitis: Tips for Healing and Recovery
Post-Nail Removal Complications: Understanding Infection and Healing
Issues After Nail Removal After the nail removal in the hospital, it has grown back about halfway, but the front edge of the top layer of the nail has started to show greenish-yellow bubbles. After cutting it, some pus-like fluid oozed out, which had no odor. I disinfected the ar...
Dr. Wu Yuxin Reply:
No lesions were observed, making it difficult to determine the issue. If you are very concerned, you should consult your attending physician, as they are most familiar with your condition.[Read More] Post-Nail Removal Complications: Understanding Infection and Healing
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
Understanding Folliculitis: Painful Lump Near the Left Groin
Folliculitis on the left side of the scrotum near the thigh? There is a small lump on the left side of my scrotum and the inner thigh that has changed from a tiny bump to a small, oval-shaped swelling that is red and has been persistent for almost five days without any pus. Could...
Dr. Wu Yuxin Reply:
It is advisable to seek medical attention as soon as possible to resolve the issue; otherwise, if it worsens right before the exam, it will be even more troublesome.[Read More] Understanding Folliculitis: Painful Lump Near the Left Groin
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
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
Understanding Sebaceous Cysts: Symptoms, Treatment, and Recovery
Sebaceous cyst condition Recently, I developed a lipoma on my buttock, which became painful enough for me to see a doctor. I received an anti-inflammatory injection and was prescribed medication (both oral and topical). After taking the medication, the swelling has reduced, but I...
Dr. Wu Yuxin Reply:
It is common to have secretions and purulent blood flow after inflammation, but it is still important to continue follow-up with the original treating physician.[Read More] Understanding Sebaceous Cysts: Symptoms, Treatment, and Recovery
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
Is It Normal to Experience Inflammation After Laser Hair Removal?
Laser hair removal inflammation After the first laser hair removal session, three days later, I noticed small red, swollen, and painful bumps under both armpits, which appear to be folliculitis. I researched online and found that redness is normal, but I didn't see any infor...
Dr. Wu Yuxin Reply:
It is quite common for this type of reaction to occur after a general hair removal treatment, and it can be monitored further.[Read More] Is It Normal to Experience Inflammation After Laser Hair Removal?
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
Can Chronic Disease Prescriptions Be Issued for Dermatitis?
Chronic Disease Prescription There are indications that dermatitis herpetiformis may qualify for a chronic disease continuous prescription.
Dr. Wu Yuxin Reply:
No, it's not necessary because medication is not needed every day.[Read More] Can Chronic Disease Prescriptions Be Issued for Dermatitis?