Burning Sensation Near Anus After Bowel Movements: Causes and Solutions
After bowel movements, there is a burning sensation near the anal area? Hello, doctor. I underwent a fistula excision surgery at the end of last year. Postoperatively, my wound healing was not optimal due to excessive granulation tissue formation, so I received cryotherapy at a d...
Dr. Wu Yuxin Reply:
Without seeing the lesion, it is impossible to determine the issue. A visual examination of the lesion is necessary for an accurate diagnosis.[Read More] Burning Sensation Near Anus After Bowel Movements: Causes and Solutions
Understanding Allergic Reactions: Itchy Skin in the Workplace
Allergic skin condition Hello doctor, I have been working at an electronics factory for only a few days, specifically in the electroplating department. I have been feeling some itching in certain areas of my body, but it seems to get better after work. I checked my body and didn&...
Dr. Wu Yuxin Reply:
It is possible. There may be allergens present in the factory.[Read More] Understanding Allergic Reactions: Itchy Skin in the Workplace
Understanding Uleson Cream: Safety and Use for Skin Conditions
Eucerin Cream 1. I visited the dermatology department at National Taiwan University Hospital due to redness and peeling around my nostrils, eyebrows, and eyes. The doctor mentioned it could be related to mites or seborrheic dermatitis and ordered a mite examination. However, I am...
Dr. Li Yufen Reply:
Hello: 1. It is recommended that you call the Dermatology Department office at National Taiwan University Hospital to inquire about any questions regarding mite testing! 2. For the area around the eyes, you may consider using an eye ointment. If the skin symptoms do not improve o...[Read More] Understanding Uleson Cream: Safety and Use for Skin Conditions
Long-Term Use of Low-Dose Isotretinoin: Safety and Efficacy Concerns
Acne has persisted into this age? I have been taking low-dose isotretinoin (10 mg once a week) for acne control since 2010. I find that this dosage is sufficient to prevent breakouts, but if I stop taking it, I tend to develop severe acne that leaves behind deep scars and hypertr...
Dr. Li Yufen Reply:
Hello: For detailed information on the effects and side effects of oral isotretinoin, you can refer to Dr. Wang Hsiu-Han's comprehensive introduction at http://www.skin168.net/2013/09/oral-isotretinoin-effect-adverse.html?m=1 or the complete guide from Med's Friends at ...[Read More] Long-Term Use of Low-Dose Isotretinoin: Safety and Efficacy Concerns
Understanding Small Bumps on Arms: Causes and Treatments Explained
Small papules on the arm Hello Doctor, I have been troubled by this issue for a while. Currently, it occurs on my arms. Initially, there are small, scattered bumps that resemble goosebumps, about the size of a small pimple, usually one or two. However, if I accidentally scratch t...
Dr. Li Yufen Reply:
Hello: Based solely on the textual description, it is not possible to accurately diagnose a skin condition. From the information provided, it may resemble urticaria. If the skin symptoms do not improve or worsen, it is advisable to consult a nearby dermatologist for diagnosis and...[Read More] Understanding Small Bumps on Arms: Causes and Treatments Explained
Risk of HPV Infection from Toilet Splash: What You Need to Know
Toilet water cauliflower Hello, doctor. Today, while I was at school using a squat toilet, I was in a hurry and didn't flush the toilet first. When I bent down to pull up my clothes, I suddenly felt something wet on my lips. After returning to the classroom, I used alcohol t...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to genital warts (condylomata acuminata), you can refer to the article on the Dermatology Expert Health website at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=154. Since the human papillomavirus (HPV) survives for a very short time outside th...[Read More] Risk of HPV Infection from Toilet Splash: What You Need to Know
Can Nail Bed Regenerate After Separation? Understanding Recovery Time
Can the nail bed still grow? Due to work-related issues, my nail bed has been separated for a long time. Every time the nail bed reattaches, I never see the nail matrix grow back. Without the nail matrix, I notice that it easily separates upon impact, and the shape of my nail tip...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to onycholysis, you can refer to the article on the Dermatology Expert Health Network at http://www.drskincare.com.tw/Qa/Detail.aspx?ID=87. If the skin symptoms do not improve or worsen, it is advisable to consult a nearby dermatologist for diag...[Read More] Can Nail Bed Regenerate After Separation? Understanding Recovery Time
Black Spots on the Glans: Causes and Symptoms Explained
Black spots on the glans penis? Hello, I noticed a black spot on the glans while showering yesterday. The color isn't very dark, but it's getting larger. It doesn't hurt, but my testicles are itchy. What could this be a symptom of?
Dr. Li Yufen Reply:
Hello: It is not possible to accurately diagnose skin diseases based solely on a textual description. Recently, due to the high temperatures and humidity of summer, eczema or fungal infections such as tinea cruris have been more commonly seen in outpatient clinics. If the skin sy...[Read More] Black Spots on the Glans: Causes and Symptoms Explained
Alternatives to Birth Control Pills for Acne and Oily Skin Management
Regarding contraceptive pills? Hello, I recently visited a dermatologist due to skin issues such as frequent acne and oiliness. The doctor recommended that I take Diane (Diane-35) to supplement estrogen. After taking it for three days, I felt very uncomfortable (nausea, dizziness...
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] Alternatives to Birth Control Pills for Acne and Oily Skin Management
Understanding Groin Itching: Causes and Treatments After Infection
Itching in the groin area? Recently, I was diagnosed with a fungal infection in the genital area and took antibiotics. At the same time, I have issues with anal fissures/hemorrhoids and used suppositories for treatment. After completing the treatment, I experience itching in the ...
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] Understanding Groin Itching: Causes and Treatments After Infection
Managing Skin Allergies: Safe Ways to Read Old Books with Mold
Skin issues I am very allergic to mold, and many old books tend to have mold on them. I've heard that baking soda can kill mold, but it is very irritating to the skin. What do doctors recommend for reading old books? I can't just throw them all away, can you provide som...
Dr. Wu Yuxin Reply:
Personal hygiene is crucial. It is important to maintain cleanliness and dryness regularly.[Read More] Managing Skin Allergies: Safe Ways to Read Old Books with Mold
Understanding Warts: HPV Concerns and Skin Health Explained
I previously had a corn? Hello, Dr. Wu. I had a wart during high school, which was treated with cryotherapy, and it fell off without any recurrence. However, around August last year, I had sexual relations with a sex worker (using a condom throughout). I would like to ask you, as...
Dr. Wu Yuxin Reply:
Warts are not a viral infection; please do not confuse them.[Read More] Understanding Warts: HPV Concerns and Skin Health Explained
Understanding EPI in Dermatology: Treatment for Skin Reactions from Beetle Venom
Inquiry on Medications for Dermatitis Caused by Blister Beetle Venom Hello doctor, a few days ago I was exposed to the venom of a blister beetle on my calf. I went to a nearby clinic for treatment, and the doctor prescribed two topical medications: one is Betaderm (倍達舒), and the ...
Dr. Wu Yuxin Reply:
I am unable to determine the ingredients of the commonly used medication codes in the clinic. It is recommended to consult the prescribing physician or the pharmacist who dispensed the medication.[Read More] Understanding EPI in Dermatology: Treatment for Skin Reactions from Beetle Venom
Understanding Scrotal Skin Pain: Causes, Symptoms, and Treatment
Scrotal skin pain Previously, I had a problem with tinea corporis and used medication for almost three months, but the doctor said that the medication could thin my skin. Yesterday evening, due to itching, I scratched my groin area. After taking a short nap, I woke up feeling pai...
Dr. Wu Yuxin Reply:
You should consult your attending physician about this issue, as they are the most familiar with your condition.[Read More] Understanding Scrotal Skin Pain: Causes, Symptoms, and Treatment
Understanding Nail Issues: Black Spots and Pain in Toenails
Nail problems Hello Doctor: I have had onychomycosis (fungal nail infection) for some time, but recently I noticed a dark spot appearing on my nails, and it's not just one toe; it’s almost all of them (without spreading to the skin). I visited a doctor today, and he said it ...
Dr. Li Yufen Reply:
Hello: For a detailed introduction to onychomycosis, you can refer to the website of Med's Good Friend https://www.medpartner.club/onychomycosis-treament-prevention-introduction/. If the skin symptoms do not improve or worsen, it is recommended to consult a nearby dermatolog...[Read More] Understanding Nail Issues: Black Spots and Pain in Toenails
Understanding Shingles: Symptoms, Treatment, and Recovery Insights
Shingles Hello, Doctor. Initially, I visited a nephrology clinic due to back pain (my family has a history of kidney stones), and the examination showed no abnormalities. However, three days later, I developed small rashes on my back and abdomen. I thought it was a drug rash (as ...
Dr. Wu Yuxin Reply:
1. It is best to consume within 72 hours, but it is still effective if eaten within a week. 2. It is not only the elderly who can be affected; the incidence is just higher in that age group. 3. The skin typically forms a scab within a week, but nerve pain may not resolve immediat...[Read More] Understanding Shingles: Symptoms, Treatment, and Recovery Insights
Small Bumps on Forehead: Causes and Solutions for Skin Issues
There are rash-like lesions appearing only on the forehead? Hello, doctor. I have a question as indicated in the title. I'm not sure if it's due to staying up late or dietary factors, but I've noticed small, bump-like lesions on my forehead. They feel like little g...
Dr. Wu Yuxin Reply:
No lesions were observed, making it difficult to determine the issue. If this is causing significant distress, please seek medical attention promptly.[Read More] Small Bumps on Forehead: Causes and Solutions for Skin Issues
Struggling with Dry Skin and Acne After Using A-Retinoids: What to Do?
After applying tretinoin, my skin has become dry, but my acne is increasing? Hello doctor, in March I visited a dermatologist because I was experiencing a lot of acne. The doctor prescribed me a topical medication called Lactic Acid and Tretinoin, but my skin became increasingly ...
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] Struggling with Dry Skin and Acne After Using A-Retinoids: What to Do?
Why Is My Hand Eczema Spreading After Using Creams?
After applying the ointment for herpes simplex, the rash has increased in number? Hello doctor, I started applying the pompholyx eczema cream yesterday. It doesn't feel itchy, isn't red, and my hands aren't dry anymore, but the rash has spread and increased in numb...
Dr. Li Yufen Reply:
Hello: Without a specific medication name, it is difficult to determine whether you need to discontinue the medication. Generally, the use of hand cream does not significantly worsen dyshidrotic eczema. Recently, due to significant weather changes, high temperatures and humidity,...[Read More] Why Is My Hand Eczema Spreading After Using Creams?
Do You Need to Wash Your Feet Before Applying Antifungal Creams?
The frequency of medication application and washing for athlete's foot? Hello, Doctor: I would like to ask about the antifungal creams clotrimazole and bifonazole for athlete's foot. Is there any recommendation stating that "before each application" or "b...
Dr. Li Yufen Reply:
Hello: Due to individual differences in constitution and variations in living environments, the conditions of sweating and oiliness of the skin can vary. Therefore, there is no specific guideline stating how many times the ointment should be applied before washing it off. However...[Read More] Do You Need to Wash Your Feet Before Applying Antifungal Creams?